GM 700-R4 transmission

Q: Recently, I purchased a vintage Chevy Impala. It’s a pretty big car, so I decided to swap the small block 350 with a big block 454. I had a […]

Q: I have rebuilt a 1984 Suburban 4×4. I replaced the 350 with a 402 big block with 10:1 compression, and rebuilt a 700R-4 transmission with a Corvette servo. The […]

You’ve got questions. We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums.  D.L. Kansas City, KS Q: My trusty 1936 Plymouth 4-door has a .060-inch over, 350 Chevy with […]