30 over?
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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
30 over?
i have 305 block and was wondering if i got it bored .30 over would that make it a 350?
and also if it did make it a 350 would i have to bore it out more to make it a 383 or could i just stroke it?
and also if it did make it a 350 would i have to bore it out more to make it a 383 or could i just stroke it?
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Joined: Mar 2001
Posts: 2,181
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From: Cherry Hill, NJ
Car: 92 Trans Am 'Vert
Engine: 305 TPI
Transmission: 5 Speed
A 305 .030 over is a 310 (309.9 to be exact). There is no way to bore a 305 out enough to make 350 CI. There are stroker kits available for 305's, which brings the displacment up to approx. 335 CI. But all in all, you could build a 350 for the same price, if not cheaper.