Gasoline or E85 ethanol-blended fuel? David Freiburger and Steve Dulcich at Engine Masters wanted to find out which makes more power and by how much. So they grabbed a 489-cubic-inch, 13.5:1 compression big block Chevy, teamed up with our partners at Summit Racing for a couple of key parts, and started playing. To ensure a level playing
Q: I recently rebuilt a 383 for my 1968 Charger. It’s not a race car, but a typical street cruiser and occasional quarter-mile warrior. My question is about fuel. I’m not certain how much fuel additive or 100 octane aviation gas is enough, too much, or even necessary at all. Some people say it’s pointless
Racing season is winding down in many parts of the country, but that doesn’t mean your remaining race fuel has to go to waste. Although race fuel is often stored for several months between racing seasons, there are steps you can take to keep it as fresh as possible for next season. According to the folks at Sunoco
From time to time, OnAllCylinders will provide a peek at some of the newest products and deals that can help get your next project on track for less. Check out what’s in our parts bin this week: Race Gas Fuel Concentrate Sourcing a reliable supply of high-octane racing fuel isn’t easy — or cheap. Fortunately, Race
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
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