Q: I have a Chevy Silverado K20 pickup with a 350. The engine is basically stock but is bored .030-inch over, has flat top pistons, and an Edelbrock Performer intake and 600 cfm carburetor. I just put in a COMP Cams Magnum 292 Series cam with new lifters, valve springs, retainers, etc., plus roller rocker arms. My
Q: I was wondering if you could answer a few questions for me: Could low oil pressure (15-20 psi) spin a main bearing or otherwise ruin an engine? How can you avoid low oil pressure? How long would it take for low oil pressure to spin a bearing? A: Here are the answers to your questions in
Q: I have a 1985 Camaro Z/28 with the 305 TPI in it. When I was just cruising around, I glanced at my oil pressure gauge. One minute it was normal, the next it registered zero! As I was driving home, I noticed the gauge would register 5 psi at around 3,500 rpm, so I knew
Your dad probably taught you the importance of checking a vehicle’s oil level shortly after you got your first Big Wheel. And right around potty training, he probably also trained you to “change your oil every 3,000 miles.” It’s probably one of the first things you learned about car maintenance! But what if the oil system starts to have
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. D.M. Peoria, IL Q: I have a 1974 Chevy 350 four-bolt engine I have rebuilt for a project car. I had the machine work done by a
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