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#16 |
Registered User
Join Date: Nov 2004
Location: Charlotte, NC
Posts: 1,374
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with your ported blower, I would say you'll see 14-15lbs with the 2.93/4lb and the 2.76/4lb maybe 16lbs...so it's up to you...if it were me, i wouldnt bother the upper and just put a 4lb lower on...see your results (power, belt slip, etc) and then see if you feel like you need to go with a slightly larger upper (ie 2.80 or 2.93)
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__________________
2004 Cobra HP Twin 67's 785rwhp on 9lbs of boost |
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#17 |
Registered User
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go with the RR pulley with the Billetflow 4 piece idlers and a 2 or 4 lb lower and you'll have 16, 17 lb of boost... Here is a 2.8 RR pulley with idler pulley's
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