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puttering blown turbo? melted two pistons
Posted: Sun Mar 28, 2010 10:34 am
by toms starion
g.day fellow starion people.. as i dont know much about turbo's thought use could help me out.
when i hit some speed it just died started blowing smoke when i stopped there was oil everywhere under the bonnet.. thought it might be the head gasket till i got it home took the cooler piping off and found alot of oil in the turbo.
could it be the turbo or head gasket??
Posted: Sun Mar 28, 2010 11:07 am
by vr4gone
Sounds like the turbo buddy. you may have blown either of these? 11,8,5,3
or it could just be a blocked PVC valve in your tappet cover.
Posted: Sun Mar 28, 2010 3:11 pm
by toms starion
cheers thanks heaps for that :beer . ill get stuck into it tommorrow
Posted: Sun Apr 11, 2010 5:50 pm
by toms starion
well it was the turbo but thats all fixed now.. and it was still puttering so i stripped the motor and found that i have melted two pistons.
man i must have bad luck on my side. now my jb will be off the road for atleast 3months.
when i hopefully get it going im gonna sell it to buy a drifter, i was thinking of using this but its too good for the track
stazz
Posted: Mon Apr 12, 2010 10:39 pm
by starspeed
yep , been there done that !!!! :( back in 1999 i raced a falcon GT 1998 model , beat him but over boosted and oil all in the engine bay and with a
motor pull down 2 blown pistons and all 4 pistons had shattered rings and ring lands :( :(
Posted: Sat Apr 17, 2010 8:54 am
by toms starion
yeah its not good as i like driving it. but its saving alot of kays since its original 144000.
i have a ja engine in the shed would those pistons be the same and fit my jb?
Posted: Sat Apr 17, 2010 9:29 am
by redzone
1) put brand new VR4 galant spec pistons in it as they're way stronger, even $300 cheapies
2) find out why your car leaned out by putting it on a dyno when you get it run in again, as a lean out is what killed your pistons
Posted: Sun Apr 18, 2010 7:46 pm
by docile
Which pistons exactly did you melt? 1&4, 2&3 or 1&2 etc? Could it just be intake manifold related?
Or are you thinking it was fuel reletad, ie regulator, filter, injectors, maf etc?