yes; another twins question

chevyII

Active Member
Joined
Jul 28, 2003
After doing a search looks like twin 60s or 63 will make alot of power. What stall would be needed to run these on a 270ci,stage head? I have a set of ATR headers that I was going to use the drivers and x pipe but have a pass. side fab'ed to fit my 63 nova. Stepping back it might be easier to have 2 headers built for twins.

My car weighs around 3000-3200,(28.5-30")x 10.5w,3.73 or 3.50 gears. I would like to keep the converter tight enough to cruise without slipping all the time. I'm thinking 3500rpm,I was going to use a GT42/76 for a single. With the GT turbo's whats the most up to date piece for that size? GT61 or just use the old proven wheels/turbo's?
 
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