Q&A

You’ve got questions. We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we’re diagnosing some small block symptoms. Q: My vintage GM S-Series pickup has a stock […]

  I have a small, 12-ounce bottle of DOT 4 brake fluid that’s been on the shelf for at least a couple of years. I was going to use it […]

You’ve got questions. We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we’re explaining the concept of emissions-legal. Q: I recently got my hands on a late model […]

You’ve got questions. We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we’re helping a reader build a couple of small blocks for his powerboat. B.J. […]

We measure speed in miles per hour and torque in pounds for every foot of leverage, but what the heck is a “horsepower” and how is it quantified? Is it […]

I have a ’67 Chevelle that I have decided to swap in a faster ratio steering box. All the stories I’ve read suggest that an ’88 Monte Carlo steering box […]

You’ve got questions. We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we’re helping looking at oil pressure fluctuation and whether it could mean potential problems. […]

I’ve noticed that Chrysler is using a new eight-speed automatic transmission for rear wheel drive cars and trucks. I don’t understand how this is more efficient than a more typical […]

You’ve got questions. We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we’re helping a reader dial back the performance of his 454 for street use. […]

I’m thinking of upgrading the front disc brakes on my ’69 Chevelle with better pads. The car is a 454 with a Turbo 400 and stock front disc rotors and […]