Rod bearings, 850-1275 1 5/8" journals. Heavy duty steel backed bearing for durability and long life. The bearings to use if you want it to last. The only bearings to use on a fast road motor. ( Tri-Metal ) Sintered copper lead, lead plated, steel backed Nominal Composition Copper 74% Lead 24% Tin 2%
Motorsport-grade main bearings that are well suited our range of steel crankshafts. These are heavier duty than the ACL Duraglide 780 range of bearings, thanks to an extra heat treatment process. There are options to suit 1275 A-plus engines with 1.750" big ends in standard and +10 sizes. For Cooper S, Sprite/Midget and 998 engines with 1.625" big ends, select…