Broken Rotary engine tear down | fullBOOST

Автокөліктер мен көлік құралдары

Broomy strips down a Mazda 13B rotary engine to see why it has lost compression.
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How to rebuild a rotary bridge port engine
• How to rebuild a Rotar...
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#rotaryengine #13B #fullboost #brap

Пікірлер: 296

  • @jb3704
    @jb37044 жыл бұрын

    To be honest, when the video started i thought that the presenter talked to much... but after i completed watching the entire video I'm actually glad i kept watching and i realized that everything he said was very important. So BIG thumbs up!!👍👍 Great work! I would really like to see the repaired and finished parts before and after assembly

  • @MrRotaryrockets
    @MrRotaryrockets5 жыл бұрын

    By the look of the (New) engine it's been over heated the water jackets are full of red oxide rust ..and Burnt to a Crisp antifreeze looks like crystal rocks..I like the fact you removed the oil pump like you did..I do it the same way it's a lot easier..thanks for sharing the video

  • @TheCanadianBubba
    @TheCanadianBubba5 жыл бұрын

    When it looks this easy you know the fellow is well versed...

  • @gabrielscalese9248
    @gabrielscalese92485 жыл бұрын

    I love your rotary engine videos

  • @Drew_peaballs_128
    @Drew_peaballs_1285 жыл бұрын

    Nice work broomy! Man I would be furious if I paid for a engine rebuild and they didn’t build what you paid for!

  • @johncuthbert5320
    @johncuthbert53205 жыл бұрын

    Another excellent vid. Keep up the good work. Best channel on KZread.

  • @Alloutjose
    @Alloutjose5 жыл бұрын

    Tiny magnet comes in handy when taking out the side seals and corner seals 👍

  • @wobblysauce

    @wobblysauce

    5 жыл бұрын

    IF it sticks... then there is an issue.

  • @jamesashe
    @jamesashe5 жыл бұрын

    Very informative video. This is a great intro to rotary inspection!

  • @doktorbimmer

    @doktorbimmer

    5 жыл бұрын

    *Wankel autopsy...*

  • @JESUSD6765
    @JESUSD67654 жыл бұрын

    I know nothing about rotary motors but this taught me alot 👍

  • @bhubb18
    @bhubb185 жыл бұрын

    Really interesting video guys! Good work.

  • @fullboost
    @fullboost5 жыл бұрын

    Broomy strips down a Mazda 13B rotary engine to see why it has lost compression. How to rebuild a rotary bridge port engine kzread.info/dash/bejne/pZ6du7V9itjRp7Q.html

  • @nateramos4780
    @nateramos47805 жыл бұрын

    thanks guys. u guys are awesome

  • @waelmahmoud4503
    @waelmahmoud45035 жыл бұрын

    Really wonderful work very good

  • @kendrickwilliams3696
    @kendrickwilliams3696 Жыл бұрын

    I just tore down a flooded 13b. As in there was water in it and siezed. There are a few small chatter marks away from the compression side. Going to clean and inspect rotors tomorrow. Probably going to smooth some things out by hand and put it back together with new seals b/c I want to see what the limits are on a cheap revival.

  • @WhysafraidofCause

    @WhysafraidofCause

    Жыл бұрын

    how'd that turn out?

  • @mikeymasi
    @mikeymasi5 жыл бұрын

    Nice one broom

  • @kikobrasik1703
    @kikobrasik17035 жыл бұрын

    Hey mate very nice video...

  • @josephacker5716
    @josephacker57165 жыл бұрын

    For the housing sleeves, how many thousandths can you machine/hone off before you have to replace it? And how do you measure how much is left when you have no choice but to resleeve, like if its already been machined?

  • @ChristianGrytten
    @ChristianGrytten5 жыл бұрын

    Thanks for a awesome video! Do you think i can just replace my water seals? Engine is rebuilt with upgraded seals. Puffing some smoke. Trying to keep costs down due to personal reasons

  • @MafiaboysWorld
    @MafiaboysWorld5 жыл бұрын

    😮😮😮😨😨😨😱😱😱😰😰😰😖😖😓😓😭😭😭 What the living hell man?!?!? No through bolt, the chatter on both housings and that front rotor, OMG. 😡😡 Good on you Broomy for trying to rectify that epic screw up from the previous builder. 👍 That is pretty much a name and shame job there, just horrific.

  • @tocsa120ls
    @tocsa120ls5 жыл бұрын

    50kms, nice. Buddy works at a turbo refurb place, their record holder managed 700 meters (!) with a blocked oil drain.

  • @ClwnJuNkY

    @ClwnJuNkY

    5 жыл бұрын

    Damn !!!! That has got to hurt !

  • @wobblysauce

    @wobblysauce

    5 жыл бұрын

    How much of that distance is during a burnout?

  • @warrantyvoid100
    @warrantyvoid1005 жыл бұрын

    What is that cordlesss 3/8 ratchet that takes a dewalt battery?

  • @chrislg4519
    @chrislg45194 жыл бұрын

    Seems each rotors need 6 side seals + 3 Apex seals = 9 seals to have leak proof compression. (Plus maybe corner seals.) Any thoughts on seals in comparison to piston rings?

  • @deeremeyer1749

    @deeremeyer1749

    Жыл бұрын

    "Leak proof compression"? Even with pistons much less rotors and "housings"? And "seals" that are in constant motion and varying "tension" in aluminum "housings" which are not the same as "cylinders" in a piston engine period and IF THEY WERE AND ARE THAT WOULD PROVE ROTARIES ARE "DISPOSABLE" AND NOT "REBUILDABLE" SINCE EACH AND EVERY PISTON ENGINE WITH ALUMINUM CYLINDERS IS "DISPOSABLE" AND AT BEST "REBUILDABLE" ONLY IF AND WHEN IT HAS AN ALUMINUM PISTON AND THE CYLINDER BLOCK IS BORED AND HONED OR REPLACED SUCH AS THE "TOP END" OF 2-STROKE ENGINES? WANT TO KNOW MY THOUGHTS ON YOUR "QUESTION" ABOUT ROTARY "SEALS" BEING SYNONYMOUS WITH PISTON RINGS? MY THOUGHT - I ONLY HAVE ONE - IS THAT ANYONE THAT ASKS THAT QUESTION PROBABLY BELIEVES IN "LEAK-FREE COMPRESSION" AND WHO KNOWS WHAT OTHER MECHANICAL "UNICORNS" AND IS A DREAM "CUSTOMER" FOR 'ROTARY EXPERTS" AND THEIR ROTARY-SPECIFIC "GOODS AND SERVICES" AND SHOULD BY ALL MEANS STICK TO "SIMPLE" AND "EASY TO BUILD" ROTARIES WHERE THE FIRING ORDERS NEVER EXCEED THE NUMBER OF FINGERS ON ONE HAND WITH THEIR THUMB LEFT OVER FOR HITCHING RIDES AND/OR SUCKING WHILE HAVING A GOOD CRY IN THE PRIVACY OF MOM'S BASEMENT WHEN THEIR ROTARY "RACER" NEEDS "REBUILT" EVERY TIME THEIR "TUNE" SOMEHOW "CHANGES" AND "COMPRESSION" DROPS A WHOPPING 5% "COLD" AND SUDDENLY THEIR "SIMPLE" AND "EASY TO BUILD" AND "HIGH PERFORMANCE" AND "HIGH TECH" ROTARY WON'T "RUN RIGHT". OR LEFT. OR FORWARD. OR BACKWARD. AND IT'S ANOTHER "TOW" BACK TO MOM'S HOUSE AND THE INTERNET ROTORHEAD "EXPERTS" AND ALL THEIR "FIXES" FOR A "WEAK" OR "TIRED" OR "WORN OUT" ROTARY THAT NEEDS "REBUILT" MORE OFTEN THAN AN "UPGRADED" AND "TUNED" AND "BIG-BORED" 2-STROKE "DIRT BIKE" USED AND RIDDEN AND TREATED LIKE AN "ENDURO".

  • @eddiebaggett8114
    @eddiebaggett81145 жыл бұрын

    My rx8 isn’t super fast but it’s not slow but they are good for sound systems and not the weak ass Bose system I’m running 2 10” 500 watt system and it hits hard

  • @TriniRogue
    @TriniRogue5 жыл бұрын

    Love rotary content YESSSS yeaaaaaazzzzz

  • @danielbrealey2924

    @danielbrealey2924

    5 жыл бұрын

    Well, give the owner another 50km and we'll do it all again! Love that legendary rotory reliability! LOL! 😭

  • @TriniRogue

    @TriniRogue

    5 жыл бұрын

    @@danielbrealey2924 the quality of the build will be its reliability as shown from the teardown he got lucky with 50km xD

  • @danielbrealey2924

    @danielbrealey2924

    5 жыл бұрын

    @@TriniRogue LOL- I know what you mean. I'm a qualified mechanic... Build A LOT of engines

  • @FredAllenBurge
    @FredAllenBurge5 жыл бұрын

    That motor wasn't rebuilt it was "assembled" lol.

  • @hardliquor4x493
    @hardliquor4x4935 жыл бұрын

    Great vid guys i dont know why its so hard to build a rotor or dismantle one

  • @doktorbimmer

    @doktorbimmer

    5 жыл бұрын

    *Bad design, no longer used or manufactured anywhere in the world because they are inferior to reciprocating engines.*

  • @godfreypoon5148

    @godfreypoon5148

    5 жыл бұрын

    It is difficult, yes, if both your hands are decapitated.

  • @doktorbimmer

    @doktorbimmer

    5 жыл бұрын

    *True building and dismantling them is easy... the hard part is getting one to last as long as reciprocating engines!*

  • @doktorbimmer

    @doktorbimmer

    5 жыл бұрын

    *True building and dismantling them is easy... the hard part is getting one to last as long as reciprocating engines!*

  • @MrShaka1965

    @MrShaka1965

    5 жыл бұрын

    i see your still getting mum to drive you around

  • @sethbrooker2526
    @sethbrooker25262 жыл бұрын

    We're the covers over the exhaust port just for transport?

  • @pcfronin
    @pcfronin5 жыл бұрын

    Aside from the missing elephant (bolt), you mentioned the engine sat for a while before being installed... is it possible it was run up when built which cleared all the assembly lube then because it sat first startup and 50km could have done most of that damage?

  • @danielbrealey2924

    @danielbrealey2924

    5 жыл бұрын

    That could be part of the issue. I suspect it was thrown together with some pretty junk parts and this 50km story seems a bit suss considering a few obvious signs of age and wear/tear type things. Maybe it wasn't all clean when build and was essentially thrown together with left over parts someone had lying around in someone's shed

  • @doktorbimmer

    @doktorbimmer

    5 жыл бұрын

    *Its pretty obvious by the condition of the outside of the engine and the cleanliness that its did last long enough to even break-in... 50 kilometers and this turd was done.*

  • @bluebird8004
    @bluebird80045 жыл бұрын

    Wow, some mechanics give the rest of us a bad name. Nice vid guys 👍

  • @danielbrealey2924

    @danielbrealey2924

    5 жыл бұрын

    I know, right! Prob some kind of back- yarder thou... A lot of them on the internet selling their "wares"! 😁

  • @doktorbimmer

    @doktorbimmer

    5 жыл бұрын

    *Well, if you are wasting your time on these pathetic, completely obsolete engines??? You give every real automotive enthusiast a bad name.*

  • @thecookeman
    @thecookeman5 жыл бұрын

    excellent video on the tear down Broomy! how do we get our engines to you so they can go in the black box ?

  • @BackyardMechanics

    @BackyardMechanics

    5 жыл бұрын

    Nathan Cooke www.rotaryracecars.com.au

  • @thecookeman

    @thecookeman

    5 жыл бұрын

    @@BackyardMechanics i.imgur.com/qfZRcJ7.png down for me?

  • @BackyardMechanics

    @BackyardMechanics

    5 жыл бұрын

    Nathan Cooke I’ll fix it. In the mean time www.mrparts.com.au or facebook.com/RotaryRaceCars

  • @BackyardMechanics

    @BackyardMechanics

    5 жыл бұрын

    Nathan Cooke back up now

  • @jerrypoe2773
    @jerrypoe27735 жыл бұрын

    I told Biff to put all the bolts in! not just some. Wow!

  • @juanmangerita
    @juanmangerita5 жыл бұрын

    Buiders like the prev. Is what gives rotary engines a bad rap..😞😤

  • @ephil789

    @ephil789

    5 жыл бұрын

    A badrap brap brap brap?😂

  • @doktorbimmer

    @doktorbimmer

    5 жыл бұрын

    *Yeah, Mazda earned a very bad reputation which is why they no longer sell these unreliable engines... Mazda only sells car with reciprocating engines now.*

  • @doktorbimmer

    @doktorbimmer

    5 жыл бұрын

    @Leon Jones *_BULLSHIT!_** That old false urban myth was busted years ago by the NHTSA recall investigation... Mazda stopped producing them because PEOPLE STOPPED BUYING THEM... sales of RX models steadily declined from as early as 1986 and both the RX-7 FD and the RX-8 were major flops that did not sell enough units to turn a profit. Wankel engine have a well earned notorious reputation for poor performance, horrible fuel economy and premature engine failure due to compression loss.*

  • @doktorbimmer

    @doktorbimmer

    5 жыл бұрын

    @Leon Jones *Your childish insults expose you for what you really are... a troll, a liar and a fake... Please stop posting false information and lies.*

  • @michaeldavila8627

    @michaeldavila8627

    5 жыл бұрын

    @Leon Jones All you got going for is childish insults. Doktor is right. Rotaries are unreliable as fuck.

  • @SnipingWithSkillz
    @SnipingWithSkillz5 жыл бұрын

    Will you video measuring everything up?

  • @danielbrealey2924

    @danielbrealey2924

    5 жыл бұрын

    No. Just incase it only lasts 50km!!! LOL! 😅That's that legendary rotary reliability we all know and love

  • @slws14
    @slws145 жыл бұрын

    Which lebo built this motor own up habib ?

  • @michwas7270

    @michwas7270

    4 жыл бұрын

    maybe apprentice

  • @bryanp4827

    @bryanp4827

    4 жыл бұрын

    It's obviously fully sick...

  • @NateRist
    @NateRist5 жыл бұрын

    Looks to be an RX-5 keg or at least the housings are from an RX-5 Also unsure why someone thought it was a good idea to use 3B irons and R5 irons on the same engine. R5 are nitrided while 3B ones aren't unless it was resurfaced and then nitrided

  • @doktorbimmer

    @doktorbimmer

    5 жыл бұрын

    *Shut up Nate... you are no expert. You are nothing but an amateur hack.*

  • @godfreypoon5148

    @godfreypoon5148

    5 жыл бұрын

    Water seals are in the iron, so it's 2nd gen or later.

  • @godfreypoon5148

    @godfreypoon5148

    5 жыл бұрын

    +doktorbimmer And here you are, making every post in bold. Pot, meet the kettle. He's African-American.

  • @doktorbimmer

    @doktorbimmer

    5 жыл бұрын

    *Do you buy your oil cooler mounting brackets at Walmart like Nate does too?*

  • @doktorbimmer

    @doktorbimmer

    5 жыл бұрын

    *_Nate when are you going to admit you are gay????_*

  • @BoogalooShrymp
    @BoogalooShrymp5 жыл бұрын

    That gold wear mark in the bearings, I was told that shows up after ~100,000km....old bearings...

  • @danielbrealey2924

    @danielbrealey2924

    5 жыл бұрын

    That really varies depending on sll sorts of things bro. It deff shows significant wear

  • @TangoOne
    @TangoOne5 жыл бұрын

    Whats the purpose of having 2 spark plugs per rotor? I noticed the two holes on the inside of the case is also a different size.

  • @Moore91

    @Moore91

    5 жыл бұрын

    Might not be 100 percent correct, but its to light the fuel/air mixture evenly in the relatively long but narrow combustion chamber, and IIRC each plug is timed separately rather than both igniting at the same time.

  • @TangoOne

    @TangoOne

    5 жыл бұрын

    @@Moore91 that makes sense. also realized that the case almost creates a "bridge" across the rotor when it is at full compression, almost dividing the rotor so it makes sense to have two plugs firing at slightly different times.

  • @doktorbimmer

    @doktorbimmer

    5 жыл бұрын

    *That is exactly why there are 2 plugs, the combustion chamber essentially divides in two at Top dead center. also, the long flat chamber shape prevents flame propagation from reaching all the areas in the chamber leading to a partial mis-fire condition which reduces power, fuel efficiency and causes high emissions.* *Adding more plugs is only a bandage on a much more serious flaw inherent in the Wankel design... the shape of the Wankel engine does not allow a modern "quench" or high swirl chamber architecture and this is the primary reason why the Wankel engine is obsolete now.*

  • @DP-nr1hz
    @DP-nr1hz3 жыл бұрын

    Vapour blasting?

  • @perryreasch1499
    @perryreasch14995 жыл бұрын

    what about a motor cycle ????

  • @Lewislpalm
    @Lewislpalm5 жыл бұрын

    For a "new" engine those coolant galleys look awfully congested. Is that normal given the life of the engine? I give my FD a coolant flush every 5000k's and it never comes out brown.

  • @BackyardMechanics

    @BackyardMechanics

    5 жыл бұрын

    Lawson Palmer it’s not dirty or blocked, it’s just ‘stained’

  • @spencerbitcon9213
    @spencerbitcon92135 жыл бұрын

    Boomy's done this before... What the name of the shop?

  • @doktorbimmer

    @doktorbimmer

    5 жыл бұрын

    *Ringwood Mazda*

  • @alexandre8323
    @alexandre83235 жыл бұрын

    50km or 50,000?

  • @TexasVexes
    @TexasVexes5 жыл бұрын

    One time I saw an e36 actually driving itself rather than on a tow truck. Good content bros.

  • @matel9985
    @matel99855 жыл бұрын

    Fuck i want a garage where i can build engines all day

  • @deankdx
    @deankdx5 жыл бұрын

    first time i've seen one of these come apart. interestingly basic

  • @doktorbimmer

    @doktorbimmer

    5 жыл бұрын

    *Fundamentally unreliable... obsolete technology that is no longer produced anywhere in the world.*

  • @Sir.VicsMasher
    @Sir.VicsMasher5 жыл бұрын

    You're beating up those chrome sockets on that impact, get a set of 3/8 impact sockets for it. Gearwrench has a set on Amazon for mad cheap.

  • @doktorbimmer

    @doktorbimmer

    5 жыл бұрын

    *Throw that crap engine in the scrap heap and buy an LS engine.*

  • @MrShaka1965

    @MrShaka1965

    5 жыл бұрын

    when did a ls powered car ever win a international 24hr race ?

  • @Sir.VicsMasher

    @Sir.VicsMasher

    5 жыл бұрын

    @@MrShaka1965 The C6R had a few class wins at the 24 hours of Le Mans.

  • @doktorbimmer

    @doktorbimmer

    5 жыл бұрын

    @MrShaka1965 *Chevrolet Small block engine won the 1969 Daytona 24 hours.*

  • @MrShaka1965

    @MrShaka1965

    5 жыл бұрын

    Gaytona is for armatures and for yanks to think its an international comp lol.anyway ;ts not an ls

  • @trigun7469
    @trigun74694 жыл бұрын

    So bad housing, just become boat anchors? or it's not worth the time and process to rehab them?

  • @johnd5805
    @johnd58055 жыл бұрын

    Anyone know if the rotarys the US is using for military drones is perfected?

  • @doktorbimmer

    @doktorbimmer

    5 жыл бұрын

    *Most military drones use reciprocating engines now, BRP-Rotax GmbH & Co KG. is world's #1 supplier of UAV and ultra-light engines.*

  • @godfreypoon5148

    @godfreypoon5148

    5 жыл бұрын

    To actually answer your question, yes, they have been in heavy use for a while now. There are quite a few manufacturers, and their major advantages are fuel economy and much better reliability and durability than reciprocating engines.

  • @doktorbimmer

    @doktorbimmer

    5 жыл бұрын

    *An interesting theory but not one supported by the facts, most of the scam companies selling Wankel UAV engines are defunct now... now that all the shady up-starts are out of business, the real, reliable dependable engine manufacturers have solidified the market place with superior reciprocating engines.*

  • @Kebtt
    @Kebtt5 жыл бұрын

    What’s the year of the engine?

  • @doktorbimmer

    @doktorbimmer

    5 жыл бұрын

    *Obsolete junk!*

  • @zyoungson215
    @zyoungson2155 жыл бұрын

    Only 50kms and the oil looked that bad?

  • @deeremeyer1749
    @deeremeyer1749 Жыл бұрын

    Multiple carbs on a POS rotary with an almost non-existent "vacuum signal" AND the worst possible carbs for low vacuum and "high performance" to boot? No wonder that "build" leaned out, heated up and melted down. Only way to guarantee a "high performance" rotary "build" to need a "rebuild" sooner is to think and pretend it's "like a 2-cycle" and put "oil in the gas" for "reliability".

  • @jimpikoulis6726
    @jimpikoulis67265 жыл бұрын

    owners nightmare

  • @iorndevelopment4532
    @iorndevelopment45325 жыл бұрын

    This is why it pays to premix rotary after rebuild don't rev over 5 thousand rpm for the 1200 k possibly didnt use vasaline on start up. Worn from first start up

  • @danielbrealey2924

    @danielbrealey2924

    5 жыл бұрын

    Very true. And may have been a dry start up

  • @doktorbimmer

    @doktorbimmer

    5 жыл бұрын

    *Premixing a Wankel engine with a functioning injection pump is monumentally stupid... Mazda does not recommend premixing because its dumb...*

  • @MrShaka1965

    @MrShaka1965

    5 жыл бұрын

    you still here.i thought your mum picked you up ages ago

  • @doktorbimmer

    @doktorbimmer

    5 жыл бұрын

    @MrShaka1965 *Have you been down to your local Mazda dealer lately... go check out the new RX models??? **_Lol!!!_*

  • @thatcornfedrx8guy372

    @thatcornfedrx8guy372

    5 жыл бұрын

    @@MrShaka1965 don't feed the troll he just sits behind the desk in his basement yelling at his mum to get his fat hand out of the Pringles can.

  • @InitialDIYmods
    @InitialDIYmods5 жыл бұрын

    I am not a rotary guy, what was missing @7:30?

  • @JeremyPetho

    @JeremyPetho

    5 жыл бұрын

    One of the bolts

  • @doktorbimmer

    @doktorbimmer

    5 жыл бұрын

    *Also missing was its compression...*

  • @corneliuswellington6670

    @corneliuswellington6670

    4 жыл бұрын

    There was one of those long bolts missing. Basically, when all of those bolts are torqued down, they squeeze all of the housings together like a sandwich. If there's a spot with missing torque, all your gasses and fluid can escape from the resulting gap.

  • @xcodenz
    @xcodenz5 жыл бұрын

    Just curious, why didn’t your customer take it back to the first engine builder? Did they have a falling out or what. 50kms is bugger all

  • @danielbrealey2924

    @danielbrealey2924

    5 жыл бұрын

    If your engine builder did THIS bad of a job, would YOU trust him again with a do- over? Even thou it should have been free, sometimes it's just not worth it. Cut his loses and try again with someone else. Seen customers do it with other shops before coming to ours

  • @JeremyPetho

    @JeremyPetho

    5 жыл бұрын

    He said that the customer bought the engine and didn't use it until some years later.

  • @jasonmuscat3945
    @jasonmuscat39455 жыл бұрын

    Did he say that the engine failed after 50km

  • @doktorbimmer

    @doktorbimmer

    5 жыл бұрын

    *Yes, it is not unusual for these Wankel engines to fail prematurely.*

  • @therealdokoterbimmerrotary6751

    @therealdokoterbimmerrotary6751

    5 жыл бұрын

    @@doktorbimmer hey bro need more help FAKE TROLL az616578.vo.msecnd.net/files/2016/08/27/6360787077700554381193066848_Internet-Troll.jpg ON ALL ROTARY SIGHTS 1

  • @Draxindustries1
    @Draxindustries15 жыл бұрын

    That engines never been rebuilt, its just a used/worn engine with a few new outer parts fitted..

  • @doktorbimmer

    @doktorbimmer

    5 жыл бұрын

    *Mazda had the same problems with brand new engines... that's why they dropped Wankels like a bad habit over 7 years ago!!!!*

  • @therealdokoterbimmerrotary6751

    @therealdokoterbimmerrotary6751

    5 жыл бұрын

    @@doktorbimmer hey bro need more help FAKE TROLL az616578.vo.msecnd.net/files/2016/08/27/6360787077700554381193066848_Internet-Troll.jpg ON ALL ROTARY SIGHTS 1

  • @movingcombustionmazda6340

    @movingcombustionmazda6340

    5 жыл бұрын

    @@therealdokoterbimmerrotary6751 wow look around BLACK TROLLING HE MUST BE MAD

  • @naean7518
    @naean75184 жыл бұрын

    4:26 you're welcome

  • @diriaxoe8303
    @diriaxoe83035 жыл бұрын

    Rotary engine no piston?

  • @doktorbimmer

    @doktorbimmer

    5 жыл бұрын

    *It is a Wankel engine... completely different from a Rotary engine.*

  • @godfreypoon5148

    @godfreypoon5148

    5 жыл бұрын

    Correct. No pistons. Unless you keep getting it confused with an obscure engine that went out of use more than a century ago.

  • @doktorbimmer

    @doktorbimmer

    5 жыл бұрын

    *Every Wankel KKM engine has at least one piston.... **_ITS RIGHT IN THE NAME DUMMY!!!!!_*

  • @markgiles8527
    @markgiles85275 жыл бұрын

    The moral of this story is, don't leave your vehicles engine sit idle. You need to start it regularly.

  • @doktorbimmer

    @doktorbimmer

    5 жыл бұрын

    *The moral of the story is don't buy Wankel engines... they are fragile and unreliable.*

  • @jmoore9806
    @jmoore98065 жыл бұрын

    The owner is tripping hard to say only driven 50km .... too much things show a descent amount km... Biggest giveaway is the water passages... its all corroded... it takes a fair few thousand of km to corrode that bad

  • @danielbrealey2924

    @danielbrealey2924

    5 жыл бұрын

    It was prob fairly corroded when it got slapped together. We also don't know how long it's been since thrown together time wise. It may have been over a couple of years- if no corrosion inhibitor it'll corrode all the alloy parts

  • @ryanworkman5229

    @ryanworkman5229

    5 жыл бұрын

    I think everyone can see this, point is it was driven 50km since the last rebuild, obviously the last rebuild used plenty of parts that should never have made their way back into an engine.

  • @jmoore9806

    @jmoore9806

    5 жыл бұрын

    Yeah you guys are probably correct... the engine builder probably didnt clean up the previous orange water passages when rebuilding.... but farout that is some hardcore corrosion Gunk ? Surly he would of cleaned it when rebuilding ?

  • @ryanworkman5229

    @ryanworkman5229

    5 жыл бұрын

    @@jmoore9806 its pretty crazy huh, I mean I haven't built any rotors, I have pulled a few apart and have built several piston engines at work, and the disparity between the condition of some parts being near new and some other parts being terribly worn and/or corroded says to me the last build was not very long ago, and used plenty of trash parts.

  • @jmoore9806

    @jmoore9806

    5 жыл бұрын

    @@ryanworkman5229 yesh that could be the case... builder didnt use new parts... Also the water passages that are very Orange and gunkd up only happens when cars run no coolant and the owner runs the car with low water levels and water starts boiling with aluminum and corrodes start to happen....its very very hard to get water passages that Orange when running coolant.... coolant is anti corrosive and will take up to 10 years for orange passage to happen.... I just started my wrx for the first time in 12months.... it had no coolant in it....so when i pull it apart i will confirm if no coolant in the radiator system will cause corrosion

  • @richardpope9584
    @richardpope95843 жыл бұрын

    You did the tear down in the wrong order and the wrong manner. this engine was over revved and the oil metering pump is not supplying enough oil. Another problem is the missing tension bolt as noted and the engine was run with just water in the cooling system instead of a 50-50 mix of coolant and water. The builder didn't know what he was doing. Lots of damage due to poor build and abuse.

  • @sandervanderkammen9230

    @sandervanderkammen9230

    2 жыл бұрын

    People make lots of excuses for why these engines fail so often and easily... the truth is that Wankel engines are inherently weak and unreliable. There is nothing that can be done to make them as durable and reliable as a reciprocating engine.

  • @mr-t1243
    @mr-t12435 жыл бұрын

    Only 31.000 miles.You can buy billet rotors know but they are pricey

  • @godfreypoon5148

    @godfreypoon5148

    5 жыл бұрын

    3 decimal places of precision, eh? You must know the whole story behind that engine.

  • @doktorbimmer

    @doktorbimmer

    5 жыл бұрын

    *These are not the smart automobile enthusiasts that are buying a Mazda RX...*

  • @MrShaka1965

    @MrShaka1965

    5 жыл бұрын

    wow im not sure mom's going to pick you up at all now. are you goining to be ok on your own.

  • @doktorbimmer

    @doktorbimmer

    5 жыл бұрын

    @MrShaka1965 *Mom knows more about cars than you do son...*

  • @arc5540
    @arc55404 жыл бұрын

    i cant believe they left out 1 bolt... cheating bastards...

  • @177SCmaro
    @177SCmaro5 жыл бұрын

    Broken rotary engine tear down....in other words, a Tuesday for a rotary owner. (lol, jk)

  • @hendrahendra
    @hendrahendra5 жыл бұрын

    Hint hint @carthrottle

  • @Viperman200221
    @Viperman2002215 жыл бұрын

    That engine blew due to the last builder!

  • @doktorbimmer

    @doktorbimmer

    5 жыл бұрын

    *Really? Because Mazda was have very similar problems with their engines too.*

  • @JeremyPetho

    @JeremyPetho

    5 жыл бұрын

    @@doktorbimmer The problems were with the Renesis engine in the RX-8. Nothing wrong with the old 13B engine.

  • @doktorbimmer

    @doktorbimmer

    5 жыл бұрын

    @JP Onefourseven *Yeah, but the old 13B naturally aspirated is a gutless turd... yes, they ran longer albeit with little to no compression or power after 50k miles.*

  • @JeremyPetho

    @JeremyPetho

    5 жыл бұрын

    @@doktorbimmer What other 30 year old 1.3L carby engine makes over 200hp with just a bit of porting? Sure they won't last as long as a piston engine if used for normal driving around but they have no problem being driven hard every day. Which is why they are a good choice of engine for a sports car, not so much a daily driver.

  • @doktorbimmer

    @doktorbimmer

    5 жыл бұрын

    @JP Onefourseven *What 1.3 liter are you referring to??? Mazda has never produced a 200 hp 1.3 liter and the 13b engine has a actual, true displacement of 3.9 liter... when compared to a 720° firing order reciprocating engine it is still considered a 2.6 liter.* *If they were a good choice for sports cars? why did they sell so poorly and have to be discontinued????*

  • @ScottKenny1978
    @ScottKenny19785 жыл бұрын

    Who the (expletives deleted) rebuilds an engine with old bearings?!? What's Australian for "ignorant 'mechanic' who is going out of business really soon"?

  • @fullboost

    @fullboost

    5 жыл бұрын

    It's common practice, they don't wear like in a piston engine.

  • @ScottKenny1978

    @ScottKenny1978

    5 жыл бұрын

    @@fullboost Plain babbit-metal bearings are cheap. Doing another rebuild because someone cheaped out and didn't replace seals and bearings and gaskets isn't.

  • @fullboost

    @fullboost

    5 жыл бұрын

    Second hand bearings are often used in rotary engines not to save money, but becauyse they recieve so little wear they can take a long time to wear in. A seal is a more common failure point than a bearing.

  • @kenblade3409
    @kenblade34095 жыл бұрын

    how much money did he paid for his 50 km engine

  • @doktorbimmer

    @doktorbimmer

    5 жыл бұрын

    *What ever the price? these engines are not worth the bother.*

  • @MrShaka1965

    @MrShaka1965

    5 жыл бұрын

    hows the savings going.have you sat for your learners yet

  • @doktorbimmer

    @doktorbimmer

    5 жыл бұрын

    @MrShaka1965 *Excellent! I went down to the Mazda dealer to buy a new RX but they told me they stopped making those POS cars years ago.... **_Lol!!!_*

  • @sarahvassallo9029
    @sarahvassallo90294 жыл бұрын

    It's been cooked

  • @TishaHayes
    @TishaHayes5 жыл бұрын

    Whomever did the previous rebuild on that motor was a shady character and did not give the customer a fair shake.

  • @danielbrealey2924
    @danielbrealey29245 жыл бұрын

    That chain was loose af man. If that were a timing chain on a real motor I'd be calling it fucked!

  • @pepedrat2982
    @pepedrat29825 жыл бұрын

    If you don't wear gloves, then all sorts of toxic substances accumulate in your body. You don't want some nasty liver cancer. Take care.

  • @engelmorales
    @engelmorales5 жыл бұрын

    Why people still do run rotary engines even if they know how unreliable they are? Yes, they are light and sound like heaven but there should be a better answer...

  • @stefan-stocksmadesimple5241

    @stefan-stocksmadesimple5241

    5 жыл бұрын

    They love them ? Just like other love rb's or jz's

  • @engelmorales

    @engelmorales

    5 жыл бұрын

    @@stefan-stocksmadesimple5241 But those are pretty much reliable...

  • @millerchassis6119

    @millerchassis6119

    5 жыл бұрын

    they get a bad wrap from the people that cut corners when building them And also using sub standard accessories and ECUs

  • @stefan-stocksmadesimple5241

    @stefan-stocksmadesimple5241

    5 жыл бұрын

    @@millerchassis6119 Yes, if built and maintained properly they last

  • @danielbrealey2924

    @danielbrealey2924

    5 жыл бұрын

    @ChrisHallett83 i agreed with you up until the 200000k's bit. I disagree with THAT. Maybe if it never got a hard time, never ran a single 1/4mile or had anyone at all have any fun in the car then maybe, just maybe it might go 150000. But what would be the fun in that?!? 😌

  • @all.things.boosted
    @all.things.boosted2 жыл бұрын

    Going to break a key/keyway???? U just lost credibility.

  • @DP-nr1hz
    @DP-nr1hz3 жыл бұрын

    Subaru owners must be feeling at least 55 percent better about thier engines.

  • @nobrakes425
    @nobrakes4254 жыл бұрын

    I build piston engines and I coulda told previous builder it's all fucked

  • @shanemitchell5807
    @shanemitchell58075 жыл бұрын

    Don't know why people bother with rotary engines? Bad efficiency, poor reliability, high emissions and an expensive pain in the arse to rebuilt.

  • @keithrx3c

    @keithrx3c

    5 жыл бұрын

    @ChrisHallett83 Or no fucking idea in general.

  • @shanemitchell5807

    @shanemitchell5807

    5 жыл бұрын

    @@keithrx3c Said the dolt Bogan.

  • @shanemitchell5807

    @shanemitchell5807

    5 жыл бұрын

    @ChrisHallett83 Please explain the reliability, efficiency and expensive rebuild in detail. Include apex seals that fail, poor fuel economy and emissions due to combustion chamber shape, not conducive of proper burning of fuel and total loss oil system. Where can I get a cheap good quality rebuild for a Renesas 13B that someone knows how to do properly?

  • @keithrx3c

    @keithrx3c

    5 жыл бұрын

    @@shanemitchell5807 Refer to my previous comment above.

  • @shanemitchell5807

    @shanemitchell5807

    5 жыл бұрын

    Said the dolt Bogan.

  • @sandervanderkammen9230
    @sandervanderkammen92304 жыл бұрын

    These engines are total garbage

  • @JeremyPetho

    @JeremyPetho

    4 жыл бұрын

    Any engine is garbage if you don't build it right

  • @sandervanderkammen9230

    @sandervanderkammen9230

    4 жыл бұрын

    @@JeremyPetho You don't know much about engines do you kid?

  • @JeremyPetho

    @JeremyPetho

    4 жыл бұрын

    Not really, I have only been a mechanic for 6 years. But I do know that if you do a bad job building an engine, it usually won't turn out well whether it is rotary or piston.

  • @sandervanderkammen9230

    @sandervanderkammen9230

    4 жыл бұрын

    @@JeremyPetho Indeed, sounds like you still have a lot to learn, in particular why this type of engine is obsolete. The Wankel engine is no longer manufactured in series production anywhere in the world.

  • @JeremyPetho

    @JeremyPetho

    4 жыл бұрын

    It is obsolete because it is not suited for meeting current emission regulations and it does not have much appeal to the general population. But it is a good performance engine for car enthusiasts who are not after an economical engine for their daily driven car, which is why parts continue to be made.

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