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Junior Member
Joined: Jun 2006
Posts: 63
Likes: 0
From: Slidell, La.
Car: 85 IROC Z
Engine: 305 TPI
Transmission: 700R4
Axle/Gears: 3.23
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Hi. What performance upgrades can be done without messing with the computer? I have a 85 IROC 305 TPI. Anything will help (stall,roller rockers, cam....). I am staying with the 305. Wife wants it when I get one with the 350 later. But she can handle whatever I do to it. Thanks.
Thread Starter
Junior Member
Joined: Jun 2006
Posts: 63
Likes: 0
From: Slidell, La.
Car: 85 IROC Z
Engine: 305 TPI
Transmission: 700R4
Axle/Gears: 3.23
thanks
Thank you. I'm trying to get use to this web site. Its hard to get use to.I cant even remember how I left the thread.
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