Chevy SBC 350 010 Main Bearings (Large Journal) 262 265 267 302 305 307 327 383 Also stock replacement/street legal for

Also stock replacement/street legal for 302

Valve CoversCover your valvetrain with a set of Speedmaster fabricated aluminum valve covers

Use our Speedmaster billet aluminum alternator brackets to keep your alternator firmly in place and your belts in line

This particular unit retains a stock-style pulley to allow this unit to be used in stock applications

We control the entire machining process and use only premium materials

Chevy SBC 350 010 Main Bearings (Large Journal) 262 265 267 302 305 307 327 383 Also stock replacement/street legal forThese 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.