... and the surface treatment was coated with 3 element layer(copper-lead-tin) and then coverd with Tin.Main bearing, 14 pcs, OEM ... .:MS-1127GP), 4 pcs wide and 10 pcs narrow, half with hole/groove and half plain.Con rod bearing, 12 pcs ... -31-3040(Daido No.: R878K, NDC No.:CB-1127GP), half with hole/groove and half plain. main and con rod bearing ...