Q&A

Mailbag: Matching Your Valve Springs to Your Camshaft

Got questions?  We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we’re talking valve spring pressure and how it affects valvetrain performance. C.K.• Somerville, OH Q: I have a 1967 Ford Bronco. Being the serious gearhead that I am, I want as much power as I can get out of

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Mailbag: Rocker Arm Ratio…What Does it Mean?

Got questions?  We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we’re covering rocker arm ratio and how it affects performance. S.B. • Atlanta, GA Q: I want to purchase a set of COMP Cams rocker arms for my 327-powered 1966 Chevy Nova. What is the difference between 1.5- and

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Mailbag: Making Mileage Count

Got questions?  We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we’ll show you some tricks for getting better gas mileage this holiday season–and all year through! Although these upgrades are mentioned specifically for a recreational vehicle, they’ll also make a difference in your every day vehicle, too. K.G. •

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Mailbag: A Grand Plan for Boosting a Small Chevy

P.W. • Rosholt, WI Q: I have a 1984 Chevy Z28 Camaro with an HO 305 engine and 5-speed transmission. I want to increase horsepower and gas mileage while staying on a budget of around a thousand dollars. Do you have any suggestions for the parts I need to get the job done? A: For

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Mailbag: Nitrous or Not?

Got questions?  We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we’re talking single- vs. dual-stage nitrous. D.T. • Frackville, PA Q: My daughter and I are planning a frame-up restoration of a 1993 Ford Ranger. She wants to swap out the original 4-cylinder with a new Ford Racing 302

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Mailbag: Reusable Chevy Bolt-Ons

Got questions?  We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we’re covering carry-over parts from a stock 305 to a Chevrolet Performance 350. M.B. • East Haven, CT Q: I have a 1986 Monte Carlo SS running the original 305 and 200-R4 tranny. I plan on dropping in a Chevrolet Performance

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Monday Mailbag: Locating a Donor for a Hotrod Transplant

Got questions?  We’ve got the answers—Mondays when the Summit Racing tech department tackles your automotive-related conundrums. This week, we’re swapping IROC-Z components into an ’86 Monte Carlo SS. H.M. • Milton, FL Q: I’m restoring a 1986 Monte Carlo SS and using a 1988 Camaro IROC-Z as a donor car. I really want to improve the

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Mailbag: Diagnosing Cam & Distributor Gear Wear

Got questions?  We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week we take on premature camshaft and distributor gear wear..                              T.H. • Loveland, CO Q: I have a 1981 Jeep J-20 with a rebuilt 401 cubic inch engine. After 5,000 miles, the distributor and camshaft gears completely wore out. So,

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Mailbag: 5 Valuable Vehicle Storage Tips

D.T. • Maryville, TN Q: Can you provide any insights on storing my car for the winter? How do I protect it from the elements and prevent rust while it is parked? Also, does putting the car on jacks protect it from rusting? A: We’ll dive into this topic with a more in-depth post later,

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Mailbag: Fighting the “Uphill Battle”

G.S. • Mt. Sterling, OH Q: I have a 2002 Ford Ranger 2.3L, 5-speed. When I drive on flat roads the truck runs fine, but it struggles when I hit hills. Will a computer chip or module help with the lack in power? If so, how much will I notice the difference? A: Many trucks experience

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