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Mock

10+ Year Contributor
112
0
May 6, 2009
Jarrettsville, Maryland
So recently i been driving around with only stock boost gauage and it been feeling like only pushing about 7psi or maybe clutch slipping. Got boost gauage hooked back up and its pushing 11psi. Also when getting on it hard it's like the car boggs for spilt sec. Car doesnt make any strange sounds. The synrco's are getting worn out. Bad thing is i got this 16g in my room and i just keep thinking somethings wrong.
 
No its is idle great. I did notice the vaccum boost -15 at idle but when im driving it drops down to -21? And today it did back fire when shifting from 1 to 2 but i wasn't driving it hard at the time.
 
dang someone said -vac should be at like 19 at idle? and your backfiring. hmmm. idk check a few of the smaller stuff first, look for any hose cracks even slight, check gaskets and then check and see if maybe your throttle is sticking.
 
well liek i said check the small stuff first, could be simple, my car on my tiburon 6 speed did that when i changed the clutch, found out it was ### the throttle body wire was tangled and was trying to open and close at the same time.
 
+1 to 95fwdtsi18psi's post. Sounds like a boost leak. Time to break out the boost leak tester. Also if you're worried about your tubro going bad, while doing the leak test, pull off the intake and check for any shaft play on the turbo.
 
You could be losing your boost after the tap for your gauge. This has happened to me many times. Trust us on this, if you don't have boost leaks, pull out the compression tester and pray for the best.
 
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