Mailbag: Tracking Down the Source of Engine Misfire
Q: I have a 402 big block motor in my Chevy truck. It runs great from 1,800-2,000 rpm, on up. It has a Crane RV cam, Edelbrock Performer intake, and Performer heads. […]
Ask Away! with Jeff Smith: Comparing EFI vs. Carburetion on a 6.0L LS Swap
I’m considering swapping a 6.0L truck LS engine into my ’69 Chevy pickup and I’m trying to decide which intake system to use. My engine has the stock plastic, truck […]
Mailbag: Choosing the Right Carburetor for Supercharged Applications
Q: I plan on installing a supercharger in the near future and I’m not sure what carburetor to use. Do I need to upgrade from my current carburetor to a larger carb to get the most […]
Mailbag: Diagnosing Insufficient Oil Pressure & Oil Starvation
Q: I have a 1985 Camaro Z/28 with the 305 TPI in it. When I was just cruising around, I glanced at my oil pressure gauge. One minute it was normal, the […]
Ask Away! with Jeff Smith: The Pros and Cons of E85 in Performance Applications
Old guy up in Canada scratching his head and wondering: A: Is the oxygen in ethanol as hard on aluminum parts as the information available on the web says it […]
Mailbag: Matching Compression, Timing & Octane to Prevent Detonation
Q: I am in the process of rebuilding a Chevy 350 small block as a 383 stroker. I am going to put the engine in a 1967 Camaro SS. I plan on […]
Mailbag: What’s Causing My Engine to Misfire?
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 tracking down the cause of misfiring. Q: I have a Chevy truck. It […]
Ask Away! with Jeff Smith: When and How to Update (and Upgrade) the Charging System in a Classic Car
I just bought my first car, a ’64 Chevelle with a 283 small-block and a Powerglide trans. The engine runs well, but I’m concerned that when I put the engine […]
Mailbag: Sniffing Out Potential Causes for Hard Starts
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 tracking down the cause of hard starting and gasoline odor. Q: I have […]
Mailbag: What’s Causing Gasoline to Leak into My Oil?
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 tracking down the source of gasoline in oil. Q: My 351 Cleveland engine is […]