Supreme rod sets are designed as an extra heavy duty replacement for stock or modified Big Twin motors. Each set includes: connecting rods, crank pin with nuts and key, bearings and bearing retainers. They are precision honed to size and ready to install. Recommended for drag-strip application and any street situation where the best is wanted. Available in stock 7.440" length for 1965 thru 1984, 1200 and 1340 Big Twin models.
Supreme rods feature:
•Drop forged from 4140 chrome-moly steel.
•Harder than stock heat treatment specifications.
•Beefier than stock construction.
•Slotted thrust faces to help maintain the oil film.
•Additional rod to rod clearance to accommodate up-to 5 inch stroke.