Front Crankshaft Seal & Sleeve Kit Cummins Engine ISC 8.3 – Engine QSC 8.3
Front end of the crankshaft, pulley/damper side. Prevents engine oil from leaking around the front end of the crankshaft. Oil-resistant NBR nitrile rubber, metal reinforcement, and hardened steel wear sleeve. The kit includes an oil seal, wear sleeve, and dust shield.
Documented applications for Cummins 6C / 6CT 8.3, 6CTA 8.3, ISC 8.3, QSC 8.3, ISL 8.9, and QSL 8.9 / QSL 9 engines.
We recommend always checking the ESN and CPL, because Cummins may use different front oil seal configurations depending on the series, model year, and engine configuration.