Copper-lead-tin with babbit overlay, on steel backing
For all MGB 5 main bearing engines, supplied also for 3 main bearing engines, discard extra bearings
AKA 425-071
Pinch bolt style, piston set with rings, 5 ring, long skirt, 3 main engines
Pinch bolt style, piston set with rings, 5 ring, long skirt, 3 main engines 18G 18GA
Pinch bolt style, piston set with rings, 5 ring, long skirt, 3 main engines 18G 18GA
Circlip style piston set with rings, 4 ring, short skirt
Circlip style piston set with rings, 5 ring, long skirt, 18G 18GA
