Chevy SBC 350 STD Main Bearings (Large Journal) 262 265 267 302 305 307 327 383 If you're in the market

If you're in the market for a new GM alternator that can really deliver

headers an exact seal with their composite material construction

These rockers are precision-machined to ensure consistency and ratio accuracy and have a great looking anodized finish

Replace your bent or rusty dipstick and tube with one of Speedmaster engine oil dipstick and tube kits

high-efficiency Gerotor design that provides stable output

Chevy SBC 350 STD Main Bearings (Large Journal) 262 265 267 302 305 307 327 383 If you're in the marketThese Speedmaster main bearings are just what you need to freshen up your engine. Why? They use silicon aluminum bi metal construction. Silicon aluminum is the choice for many of today's engine manufacturers because of its high fatigue strength and superior temperature threshold. Bearing wear is dramatically reduced and the fatigue strength is greatly improved.