Description
Main bearing kit, standard, with thrust bearings. Bearing locating tabs placed off-center top half, centered lower half. Replaces 1 – AR77747, 1 – AR77748, & 4 – AR74814. 1 kit used in 254 CID 4 cylinder diesel engine (block ‘s R40910, R46350, R46430 only), 270 CID 4 cylinder diesel engine.
