How do you calculate compression ratio? What’s the best way to figure out engine displacement? In the automotive mechanics world, there are formulas and conversions for measuring just about everything—from horsepower and torque to carburetor cfm and gear ratio. The key is remembering them. While cheat sheets might have frowned upon in your sixth-grade classroom, we strongly encourage them
Better understand compression ratio, how to calculate it, piston-to-wall clearance, how to adjust it depending on the power your engine produces, and more by watching this Summit Racing Quick Flicks video.
Got questions? We’ve got the answers—Mondays when the Summit Racing tech department tackles your automotive-related conundrums. This week, we’re talking budget horsepower and compression ratio. From: P.W. • Rosholt, WI Q: I have a 1984 Chevy Z28 Camaro with an HO 305 engine and five-speed transmission. I want to increase horsepower and gas mileage
Got questions? We’ve got the answers—Mondays when the Summit Racing tech department tackles your automotive-related conundrums. This week, we’re talking compression ratio and LT1 power. From: John Oltman, Jr. • Metamora, IL Q: I’m rebuilding a 327 to drop into my 1948 Jeep CJ2A. I’ve bored the engine .030 inches over and equipped it with
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