This MABBCO crankshaft kit is for a GM Chevy 4.6 283, model years 1950-1963. This crankshaft is identifiable by its 2pc. rear seal and its #3727449, #3734627, #3735236, #3815822, #3836266, or #3876764 casting number. MABBCO crankshafts are cleaned, inspected, and ground on a world-class Italian crankgrinder. Crankshafts are then micro-polished and are ready for installation. MABBCO crankshaft kits come complete with matching rod and main bearings. MABBCO crankshaft kits are sold outright (No Core Return Required).
Have questions, just call and ask, we are available Monday through Friday 8am - 5pm and Saturday 8am - noon, CST, at 1-800-639-2949.
Need some Clevite Bearing guard? Available for an additional $10.00 (8oz. bottle).
Engines are what we do, and all we do, and we have been doing it since 1964.