I have a 1987 supra with a 7m-gte with intake, full 3" exhaust, and mbc@ 9 psi. I went to the track about 8 months ago and i was not happy with my times. My best was a 15.1. So last week i went back and got a 14.8.
60'-2.169
330-6.181
1/8-9.543
mph-73.50
1000-12.425
1/4-14.849
mph-93.39...
Would the car be running bad if it was the turbo? I noticed these holes in the manifold the other day when i was looking over the car. Could this be the problem?
I looked over the car today and i think their is a little more shaft play than their was last time i checked. Should their be any shaft play? I also checked the exhaust manifold, ic pipes, and made sure the downpipe was tight on the turbo. Their were a few loose nuts on the exhaust manifold but...
thenks for the help guys. This weekend i will spend some time searching for the problem. The only obvious place i could think of a leak is the on the accordion hose where it connects to the turbo the clamp is bad and i can't tighten it all the way. The first thing i will do is replace that when...
i have not checked for boost leaks. The turbo had some side to side shaft play last time i checked. I will check again soon. Car also blows some black smoke at WOT
My car is making a weird screetching type of high pitch noise past 4500 rpms. Im not sure what it is. I just got a new mbc and now im at 9 psi and it is making this noise only while boosting. Any ideas? My mods are: intake, full 3" exhaust, joe p mbc at 9 psi, and bosch bpv. Any ideas would be...
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