procharger pulley size
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Joined: Mar 2003
Posts: 224
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From: algonquin il
Car: 1989 gta
Engine: L98 D1SC procharger twin IC
Transmission: 700r4
Axle/Gears: 3.27
procharger pulley size
hey guys need a little help i just got a D1SC twin high flow 12 rib pulley setup i wanted 10lb boost the 12 rib pulley they gave me says 4.25 on the face of the pulley is that right to see 10lb boost ....by the way its a 89 gta l98 350 totaly stock except for 24lb injectors thanks
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Posts: 2,047
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From: Prince George, BC, Canada
Car: 89 GTA
Engine: 5.7L Supercharged
Transmission: T-56
Axle/Gears: Moser 9" 3.70
I'am using a 4" pulley on a 12 rib setup and it's giving me 10 psi at 5500 RPM's and 12 at 6k.
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