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plasticdash

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Posts posted by plasticdash

  1. Looks good. You may have sealing problems when you pump the tyre back up now?

    should be good to re-inflate. only took the centre out, didnt seperate the two rim halves. (time will tell thou)

    probably not a bad idea to use loctite on the nuts either

    yes, will apply lashings of loctite 222 when i torque them up

  2. yes its for manifold to turbo, flange has been milled on manifold, so is flat. currently running 2 studs, one bolt and one rangi nut and bolt combo. ( would like to go to bolts so i can lockwire the suckers. ) not ideal to have stud/nut in one of the holes either

    Someone has suggested a very light smear of maniseal instead of the gasket would be good, but I am always one for gaskets where possible.

    and no threads on manifold flange. but threaded on turbo flange.

  3. Hi, I know not quite Tech worthy, but i am on the lookout for some new 10mm bolts that fit the following description

    10mm x 1.25mm pitch

    25mm long "shaft"

    hex head (normal)

    at least 8.8 Grade

    and the must!

    must take 14mm spanner at biggest

    and preferred with build in washer of no more than 17mm dia

    I live in whangarei , and no one stocks anything suitable

    (and they do exist. I have one. only need 8 minimum)

    I have found that ARP do a suitable part (663-1002), but would rather not have to wait/pay for stuff to come from states

    anyone that can help ? (im sick of blowing turbo manifold gaskets, and who ever made this exhaust manifold should be shot. although its built well. the design aspect is not so flash)

  4. Ok. Car specs as follows. As I brought it pretty much as it is (apart from rebuild susp, and the usual consumables like tyres, wiring, hoses, and a good tidy up and re plumbing of bov and wastegate) - and had it converted to Powersteer

    Engine - 4G63 starion bottom and block. 4g63 twin cam head - cams stock. inlet manifold cut and shut, early evo intercooler, Larger unknown Precision Turbo on tube manifold of rather poor design IMO , exh wastegate (plumbed in) , Urethane engine mounts , quiet , rather restrictive (and legal) 2.5" exhaust. old as autronic ecu. bosch 944 pump, larger inj, FPR , Bov (with shut the F**k up filter on it)

    Drive train - std big LSD diff with 3.545 ratio and 5 speed box. 3 puck with low clamping force (the 8 puck one it had when I got it, (that I ruined) was much better)

    Susp - Adj height/ damper Coil overs made from std susp with Koni Inserts , urethane bushes and larger front swaybar

    Interior - worn in a few spots, has USA "TSI" spec seats/door trims .

    Wheels - Simmons in need of a real good split and cleanup

    Brakes - std 4 stud type rears (changed from 5 stud factory), fronts early evo callipers and discs on std 4 std hubs (can be made to fit !) . stop ok when warm- but pads are rooted ATM .need replacement

    Sounds - Brethren spec !

    To Do (wishlist)

    I have bellhousing to fit s5 rx7 gearbox to motor. (mitsi box shitty at high rpm shifts)

    I have 4.625 ratio cogs (for diff that is due for freshen up anyway) - would rather a 4.222 thou

    New brake pads - carbotech xp6's?

    short shifter for current mitsi box

    new intercooler (similar size)

    free up exhaust whilst maintaining legal and not homo 4g63 sound

    Fix/Tidy nightmare wiring.

    Plumb in Bov.

  5. Yet again the gasket between the manifold and turbo has failed on the starion . this is gasket number 4 to fail. It is a factory mitsi multilayer metal gasket

    I am sick of this problem, surfaces are flat (have been planed after gasket 2 failed) ,bolts are lockwired and lock tabbed down to stop movement (and had not come undone). but there was movement between turbo and manifold where either bolts had stretched or gasket had got thinner due to failure

    I will replace bolts with new ones, and also add some shake-proof lock washers

    Failed gasket

    IMG_1017.jpg

    Picture of gasket and what holds it on (due to manifold design space is an issue for bolts/nuts)

    IMG_1018.jpg

    Picture of gasket on manifold (gasket hole is matched same size as turbo.) should probably match up the manifold too

    IMG_1022.jpg

    also the manifold to head had come loose on the top bolts only (one stud broke under no force)

    maybe i am hanging too much weight off the head ?

    So some more to fix!

  6. ok im not thinking of doing this but i saw it today and thought quite loudly in my head 'WTF!'

    hilman avenger with cutties up front, shocks not captive so there was a long bolt welded to the top spring cap running through the bottom cap/plate/base/whateverwhocares and bolted captive,so when the shock compresses the bolt slides though the lower cap and the nut stops it from rasing past its captive point.

    seems a bit iffy squiffy to me

    Thats fantastic.

    Back in the day we used seatbelt webbing from one end of the shock to the other to limit shock expansion and keep spring captive.

  7. I have used low kings/konis and also "quite" compressed standards/re-oiled standard shocks.

    the kings and konis were better, and handled well, understeered at limit thou. not very much lower than std. really could have done with a larger rear swaybar.

    compresseds were low, but really did muck up the rear geometry , chewed out tyres on the insides as there wasnt enough adjustment to dial out the toe/camber.

  8. Would anyone know the differences between rx7 S4 and S5 gearboxes? (and if the turbo/non turbo ones are different) , so far the info i have found is that the S5 gearbox has more strengthening ribbing?

    I have a bellhousing to fit one of the above into the starion, and am looking at purchasing a box, would like to get the strongest one possible.

  9. Are you dead sure its the injectors ?

    check the idle solenoid by listening to it and getting someone to flip the ign on. (mine did a similar same thing on my l20et before the idle soleniod failed)

    also clean the battery terminals of all things (mates one made all kinds of clicky noises then didnt start and thats all it was)

    L-series are the best :D

  10. Did it sit square before the 2" blocks were put in ? (thats if its a new mod). did it not drop 2" on one side or did it drop 4" on the other . as above check the shock on the high side to see if its siezed/bound (and also check to see if the shocks are the same too . ive seen 2 different brand shocks in the back of a car that was lowered, and one bottomed out way before the other) -

    dont forget to give it a settling "bounce" or too. and check the rear leaf bushes move. and that the diff/driveshaft isnt hitting on any part of the floorpan - and that there are no broken springs.

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