ACL Main Bearings - 2.2/2.4

This is a set of ACL Aluglide (aluminum silicon) main bearings for your 2.2/2.4 Ecotec engine. These are standard sized to be used with the OEM crankshaft. Fits: 2.2L Ecotec L61, LAP, LE8; and 2.4L Ecotec LE5, LE9. From ACL: Aluminum Tin materials have been around since the 1960s. They have traditionally been the choice of Japanese and European manufacturers for low load, gas, passenger cars. As the loads developed by high horsepower late model engines increased, so too did the need for a stronger bearing material. Copper lead Trimetal bearings have been the answer for higher load applications and today make up ACL’s current range of Duraglide® and Race Series engine bearings, but as the world becomes more environmentally conscious, the need for lead free engine components has increased, without sacrificing the load carrying capacity required for modern engines. The addition of silicon as an alloying element to the Aluminum Tin family of bearing materials has elevated it to the next ge