Need help with a 89 7m-gte

flnbobpogoman · 04-10-2006, 12:50 AM

Hi all i seriously need help...i just bought a toyota supra 1989 Turbo and i need help...when i hit the thorttle at 1/2 the boost gauge show me like 8.5 psi... when i FOT (full open thorttle) it goes to 10 psi and at like 4500 rpm it goes to 15 psi and i get some misfire or fuel cut this suck....whats the best way to control the boost to max 8 psi?? the waste gate is adjustable?? or mine is just broken?? did i have to buy a boost controller??

04-10-2006, 12:50 AM	#1
flnbobpogoman Stock Join Date: Apr 2006 Location: Montreal Posts: 8	Need help with a 89 7m-gte Hi all i seriously need help...i just bought a toyota supra 1989 Turbo and i need help...when i hit the thorttle at 1/2 the boost gauge show me like 8.5 psi... when i FOT (full open thorttle) it goes to 10 psi and at like 4500 rpm it goes to 15 psi and i get some misfire or fuel cut this suck....whats the best way to control the boost to max 8 psi?? the waste gate is adjustable?? or mine is just broken?? did i have to buy a boost controller??