You’ve got questions, we’ve got answers. We work with the Summit Racing tech department to help you tackle your auto-related conundrums. In this week’s Mailbag, we’re troubleshooting a backfiring problem on a 427 big block Chevy. Q: I have a 1974 Olds Omega with a 427 cubic-inch big block Chevy. The engine has an Erson cam (292-degree duration,
Compression equals horsepower. The reason is simple: The more you squeeze the air and fuel mixture in the combustion chamber, the more power you can create. In theory, forcing air and fuel in as small a combustion chamber as possible (measured in volume) will yield maximum engine compression and horsepower. There are a number of ways
Got questions? We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we’re taming an old race engine for street use. R.F . • Morgan, GA Q: I plan to install the stroker motor from my former race car into my recently purchased 1970 Camaro. The engine is a 4-bolt main, GM
We recently reached out to the guys in Summit Racing’s renowned tech department—the largest full-time staff in the industry—to identify and answer five common tech questions they hear on a consistent basis. With help from Summit Racing’s tech advisors and other industry experts, we’ll answer those questions here at OnAllCylinders. Today’s topic: cylinder heads. Few
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