Video: Frequently Asked Questions About Motor Oil
If you’re interested in learning more about how motor oil really works and how to maximize the performance and longevity of your engine parts, then this video is probably for you. Scott from Driven Racing Oil spent time with our friends at Summit Racing answering frequently asked questions about various oil types and how to
Ask Away with Jeff Smith: How to Prevent Engine Bolts from Rusting and Galling
I was helping my buddy remove the heads from his truck this last weekend. We ran into a problem where two of the collector bolts on the passenger side header flange were rusted so badly that we rounded off the bolt heads. This left us no choice but to cut them off with a Sawzall.
Mailbag: GVWR and How it Affects Towing Capacity
C.V. Westover, MD Q: My 1991 GMC Sonoma pickup has a 4.3L TBI engine, a 700-R4 transmission, and a 3.42:1 rear end. The truck’s GVWR is 4,995 pounds. How does this figure affect my overall towing capacity? Also, can you recommend a hitch for my rig? A: The GVWR (gross vehicle weight rating) is the total weight
Mailbag: Swapping a 5.0L Mustang Engine and AOD Tranny into a 1980 Ford Fairmont
You’ve got questions. We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we’re sharing a few tips for swapping a 5.0L Mustang engine and AOD transmission into a 1980 Fairmont, which shares the Fox-body platform with the Mustang. N.M. Westover, MD Q: I have a 5.0L engine and AOD transmission from
Ask Away: Diagnosing High-RPM Power Loss
I have a small block Chevy in a ’66 Chevy II that seems to run pretty good but now I’m not so sure. It’s a 383 small block with a set of no-name aluminum heads, a Lunati hydraulic flat tappet Voodoo cam (227/233 degrees at 0.050 inches with 0.489/0.504-inch lift), a Performer RPM intake, and
Mailbag: Tips for Spraying Metal Flake Paint
We’ve got the answers— the Summit Racing tech department tackles your automotive-related conundrums. This week, we’re sharing a few tips for spraying metal flakes. F.B. Bloomington, IL Q: I am planning on adding metal flake into my car’s paint to really make it pop. This will be my first time spraying flake, so do you have any special tips
Ask Away: GM 10-Bolt vs. 12-Bolt Rear-Ends
With the upcoming addition of the 454-cubic-inch big block to my 1966 El Camino, I begin to worry about the durability of the 8.2-inch 10-bolt rear. It currently houses a 3.36:1 gear ratio which I am very happy with. The car itself is a driver, I do not drag race, nor do I anticipate ever taking
Monday Mailbag: A Basic Guide to Tire Pressure Monitoring Systems (TPMS)
We’ve got the answers—Mondays when the Summit Racing tech department tackles your automotive-related conundrums. This week, we’re taking a closer look at tire pressure monitoring systems (TPMS). Q: Can you provide some basics regarding the TPMS on my truck? A: Tire pressure monitoring systems were first adopted by the European market on a few luxury and high
Mailbag: Selecting the Right Carburetor for a Small Block Street Engine
We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we’re helping to choose the proper carburetor for a 400-cubic-inch small block. D.N. Bedford, OH Q: I’m building a a Chevy 400 small block for my 1986 Camaro. I’ve got a set of ported and polished heads, and I believe they have
Mailbag: Tracking Down Causes of Starter Failure
We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we’re looking for causes for recurring starter failure. P.M. Carson City, NV Q: My 1968 El Camino has a 350 engine hooked to a TH-400 transmission, and it’s going through starters like crazy. When I turn it over, I hear a scratching sound.




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