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Thread: Never a dull moment... (or a good, exciting one.)

  1. #21
    Quote Originally Posted by futurevr4man View Post
    is that rtv?!
    Copper gasket spray You coat both sides of the MLS gaskets with it to get a better seal.

  2. #22
    VR-3747 :D Not Verified
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    oh ok, i was about to say....
    rise and rise again until lambs become lions

  3. #23
    So I spent the better part of the weekend putting the car back together with a head I had in the garage. After buttoning it allllll back up and getting it to the point where I had nothing left but the alternator, P/S, upper intake, etc., I hooked up the compression tester and tested the cylinders. ~150 PSI across the board - not too shabby for a completely cold engine :-P

    At this point, I continued on and got everything put back together. When I went to start the car, it took seemingly forever to start - then jumped to idle of ~1000rpm for a short moment - then died. Tried it again... same results. So I got out of the car and had a friend crank the engine while I watched.

    I noticed smoke coming out of the throttle body, seemingly consistent with the exhaust stroke. So.. at this point.. either I have bent intake valves on the front head, the rear cams were mismatched, or something else (??). I await the leakdown tester's arrival......

  4. #24
    There will be Blood! verified
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    swapped exhaust, and intake cams?

    Help them, for they know not that which they do not know!
    CoopKill's Mistress Makeover Thread!
    "Punk, Nutswinging, Small Time, Asshat, Monkey, Jerkoff, Loser that rides on other peoples accomplishments!" . .

  5. #25
    D on the intake cam, V on exhaust.... they're fackin swapped. I'm the dumbest smart guy you'll ever meet, I swear...

    I even marked them when I pulled the head apart to convert it to a rear head/clean it/etc. - but I suppose that wouldn't account for the fact that if they were in the wrong position in the FIRST PLACE on the head that it wouldn't matter :-P

  6. #26
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    you just can't catch a break, lol

  7. #27
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    Does that mean bent valves also?

    Sent from my GT-I9300 using Tapatalk 2
    1990 JDM GTO TT with Vi-PEC plug-in V44 EMS, TD04-13T's, 3SX Downpipe, MP Hi-flow cat, ARC SMIC's, Aeromotive Stealth 340LPH pump, Fuelab 515 FPR, Ninja Performance 75amp hotwire kit, oohnoo fuel loop & rail adapters, Nylon braided ethanol fuel line, NGK AFX Wideband, K&N FIPK, Iridium plugs, HKS Twin Power DLI, Turbo XS racing BOV, 3SX poly mounts, Custom 280km/h speedo.

    Waiting install
    Injector Dynamics 725cc Injectors.

    Build Thread

  8. #28
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    Quote Originally Posted by GTOJOE View Post
    Does that mean bent valves also?

    Sent from my GT-I9300 using Tapatalk 2
    No, the same thing happened to me in '04... Machine shop installed my cams. I didn't realize WTF was going on until a fireball came out the throttle body, LOL. Swapped the cams and I haven't taken the heads off since.
    '93 VR4 | 10.57 @ 135 on C16 | 11.29 @ 125 on 93 | ~3275 lbs

  9. #29
    Relax, it's just rocket science!
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    When it rains, it pours eh?

    Glad you didn't have more damage!

  10. #30
    Nah, it just means the valves are phased 90* off of what they should be. They still open during a stroke - just during the wrong stroke :-P It switches it from intake -> compression -> power -> exhaust to like... compression -> exhaust -> intake -> power. :-P

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