Q&A

You’ve got questions. We’ve got answers—the Summit Racing tech department tackles your automotive-related conundrums. This week in our Mailbag, we’re focusing on connecting rod length and piston wristpin height. Q: I have a […]

Do you know of or are you a good source for questions about timing? I’m not talking about the basics. I think I have that figured out. A question I […]

You’ve got questions. We’ve got answers—the Summit Racing tech department tackles your automotive-related conundrums. This week in our Mailbag, we’re discussing what you need to know when choosing a new camshaft. Q: I […]

You’ve got questions. We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we’re examining a double ignition setup. Q: I have a V8 engine with a single ignition […]

I purchased a used hydraulic roller camshaft from a friend that was originally used in an LS1 engine. My buddy says it’s a mild cam that’s bigger than a stock […]

You’ve got questions. We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we’re troubleshooting a weak charging system. Q: I own a 1969 Ford Bronco which I am […]

You’ve got questions. We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we’re discussing cam size and idle quality. Q: I am modifying a 1990 Mustang LX […]

What exactly is vapor lock? My friends say I have a problem with vapor lock. Last summer, my small block 350 Camaro had problems in the heat of late summer […]

You’ve got questions. We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we’re discussing how bending exhaust pipes affects vehicle performance.   Q: My 1973 Dodge Dart […]

You’ve got questions. We’ve got the answers— the Summit Racing tech department tackles your automotive-related conundrums. This week, we’re discussing high coolant temperatures at highway speeds. Q. I have a 1988 GMC […]