Chevy GM LS STD Main Bearings [4.8 5.3 5.7 6.0 6.2] The pump is submerged in

The pump is submerged in fuel

as well as 1/3 smaller

This upgraded combination elevates the standard in electronic fuel injection

These control arms are manufactured to strict tolerances to employ a great fit and exceptional performance

and you can choose between plain polished

Chevy GM LS STD Main Bearings [4.8 5.3 5.7 6.0 6.2] The pump is submerged inThese 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.