Q: The 350 Chevy in my ’73 Pontiac LeMans needs a new bumpstick, and I’m looking at COMP Cams Extreme Energy XE274-10 camshaft (part #CCA-CL12-246-3). I plan on running a TH-350 transmission with a 3,000 rpm stall speed converter and a 3.42:1 rear-end ratio. Plus, the engine has a 10.0:1 compression ratio, and the car has
You’ve got questions. We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we’re quieting down a noisy differential. Q: I ordered a Richmond Gear 3.42 ratio ring and pinion set from Summit Racing for my 1989 Chevy van and had it installed by a shop I was told was reputable. They told
Editor’s Note: 2012 was quite a year. Actually, for OnAllCylinders, it was our only year. We’re putting the finishing touches on our first 12 months of delivering a unique combination of tech articles, tech projects, automotive features, photo galleries, event coverage, news, and lifestyle posts. We’re looking forward to bringing you that same mix of all things
Got questions? We’ve got the answers—Mondays when the Summit Racing tech department tackles your automotive-related conundrums. This week, we offer advice for choosing the proper gear ratio and performing transmission flushes. From: Jimmy Stevens, Jr. • Saltillo, MS Q: I have a 1981 GMC half-ton pickup with a 350 bored .040 inches over. It has
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