small block Chevrolet

Got questions? We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we’re helping to rebuild a 6,500 rpm Chevrolet small block 350. R.B. • Las Vegas, NV Q: I am building a Chevy 350 using a four-bolt main block, a 400 crank, and 5.7-inch rods. The crank has knife-edged counterweights with