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 setting up a Holley carburetor for mid and high rpm power production. […]

I have a question. My 1970 SS Chevelle has a 350 crate motor. When I start the engine now, there is a loud whiney sound coming from my distributor. Is […]

You’ve got questions. We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we’re exploring a technique for proper intake manifold-to-cylinder head sealing. C.M. Chicago, IL Q: I […]

You’ve got questions. We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we’re examining camshaft duration and piston-to-valve clearance. D.W. Nova Scotia, Canada Q: I have a […]

A friend of mine just added an EZ-EFI 2.0 EFI to his big-block Camaro and while it runs great, it has definitely lost much of its old rumpy cam idle […]

You’ve got questions. We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we’re examining how changing rocker arm ratio can help performance. T.Y.  Thornton, IL […]

I bought a 4L80E automatic trans out of a late model pickup to put in my ’66 Bel Air. We swapped a big block Chevy into the car a few […]

You’ve got questions. We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we’re diagnosing rough engine operation at highway speeds. H.R. Marshfield, WI Q: I have a […]

The Summit Racing tech department tackles your automotive-related conundrums. This week, we’re discussing common causes of camshaft failure and what you can do to prevent it.  Q: What causes a camshaft to […]

I’ve heard that changing cams in an LS engine is really easy, but I’ve never worked on one of these engines before and I don’t want to screw it up. […]