zz4 or zz9?
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Member
Joined: Jun 2002
Posts: 102
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From: florida
Car: 86 iroc
Engine: 355 400hp
Transmission: 700r4 race built
Axle/Gears: 4.10 posi
zz4 or zz9?
i have an 89 formula 305tpi all stock except full exhaust and hypertech chip. i was wanting to know with stock heads which cam would be better the zz9 or zz4 cam or is there a better one than those? i would be willing to change the torque converter. i just want my car to be peppy until i build a 383 stroker. thanks for any info.
Supreme Member
Joined: Jun 2001
Posts: 3,238
Likes: 4
From: Calgary, Alberta, Republic of Western Canada
Car: 1986 Sport Coupé
Engine: 305-4v
Transmission: 700R4 and TransGo2
Sounds like the good old LT1 roller cam is the ticket for you. Works very nicely on a 305 and doesn't need head work to fit 
Should be fine with the stock torque converter, too.
Should be fine with the stock torque converter, too.
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