1991 Pontiac Firebird Formula - Dyno Diagnosis, TPI Style
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While we had the valve covers off, we opted to install a set of Comp Cams roller rockers with 1.6:1 ratio, rather than the stock 1.5:1 ratio. This will increase the valve lift and hopefully add a little more power. With late-model, small-block Chevy engines, self-guided rockers are required. The Comp rollers we're using (PN 1318-16) have the required guides that straddle the valve-tip roller. View Related Article
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Dodge Charger Research
Explore the world with a new Dodge Charger. Fuel efficiency is important and the 2010 Charger with a 18.0 gallon main unleaded fuel tank 15.0 capacity gets 16 mpg, and is available in the following bodystyle: Sedans. Other similar vehicles are the Dodge Challenger and the Potiac Soltice.
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