Mailbag: Tips for a Better Cruising Car
You’ve got questions. We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we help a reader get ready for summer cruising with a few upgrades to his Ford Torino. T.P. New Brighton, PA Q: Recently, I purchased a 1970 Ford Torino, completely stock and original, with 84,000 miles, a 302
Mailbag: Inertia-Based vs. Time-Based Brake Controllers
You’ve got questions. We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we waited until Tuesday to talk about the differences inertia-based and time-based brake controllers. M.G. Charlotte, NC Q: I am looking for a good, reliable brake controller for my trailer. Can you provide me with some information about
Mailbag: Single Pattern vs. Dual Pattern Cams
You’ve got questions. We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we’re answering the basic question: What’s the difference between a single pattern and dual pattern camshaft? K.B. Washington, PA Q: What is the difference between a single pattern camshaft and a dual pattern camshaft, and how do I
Mailbag: Tips for Lowering Fox-Body Mustangs
You’ve got questions. We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we talk about the use of caster/camber plates and offset steering rack bushings with Fox-body lowering springs. G.R. New Brunswick, NJ Q: I am installing a set of lowering springs on my 1989 Mustang. I have been advised
Mailbag: The Cure for Off-Road Transmission Slip
You’ve got questions. We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, troubleshooting and troubled tranny. K.R. Denham Springs, LA Q: When going up steep, muddy hills, the transmission in my 1999 Jeep Wrangler slips. On the road, the transmission operates fine. The Wrangler has a 4.0L 6-cylinder engine with
Mailbag: Nitrous Basics for Big Block Performance
You’ve got questions. We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we’re talking about nitrous system setups. T.H. Washington, D.C. Q: I’m putting together my first engine for my 1984 Oldsmobile Cutlass. It’s Chevy 454 with an Edelbrock RPM cam, heads, and intake package. So, how much nitrous can
Mailbag: How to Adjust Your Existing Tires for Maximum Race Traction
You’ve got questions. We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we’re tuning tire pressure to track surface for maximum traction. G.L. Alamogordo, NM Q: I’ve noticed that tires have their maximum inflation pressures on the sidewall. I’ve also noticed it’s possible to attain better fuel mileage using higher
Mailbag: Taking a Mildly Modified Chevrolet 350 to the Next Level
You’ve got questions. We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we help a Chevrolet 350-powered 1972 Camaro go to the next level with some street/strip upgrades. J.C. Alda, NE Q: I’m the proud owner of a 1972 Chevy Camaro. It’s motivated by a mostly stock 350 engine with
Mailbag: How to Eliminate Engine Knock
Got questions? We’ve got the answers when the Summit Racing tech department tackles your automotive-related conundrums. This week, we help eliminate an engine knock problem. L.P. Roseburg, OR Q: I just put a new 9.7:1 compression 383 small block engine in my 1978 Chevy 4 x 4 pickup. It has less than 100 miles on
Mailbag: Camshaft Lobe Separation, Nitrous Oxide & How They Relate
Got questions? We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we examine ideal camshaft lobe separation for nitrous applications. D.M. Pitman, NJ Q: Can you shed some light on camshafts made for nitrous engines? Why would they have a lobe separation of 112-114 degrees, versus 106-108 degrees for an otherwise




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