King Engine Bearings Datsun J15/(Size +0.50mm) Main Bearing Set

This is a main bearing set for your Datsun J15 engine, specifically sized at +0.50mm. You get the main bearings needed to rebuild the bottom end of your engine. These bearings are made with a bimetal construction, using an aluminum base, which is a common and reliable material for engine bearings.

King Engine Bearings uses a bimetal construction with an aluminum base for these main bearings. This type of bearing is well-suited for the demands of an engine's crankshaft support. The +0.50mm sizing indicates these are intended for an engine that has already been machined to that specification, meaning the crankshaft journals are 0.50mm smaller than standard.