For engines with the following CPL numbers: 1216, 1217, 1221, 1282, 1366, 2172, 2960, 8089

At Diesel Pro, we only stock parts designed to withstand the rigors of consistent, heavy-duty use. We are proud to offer an industry-leading one-year warranty. Plus, our distributor-direct pricing means you can get your items for hundreds less than other sources. This Cummins 6C8.3, 6CT8.3, and 6CTA8.3 rebuild kit (also called an inframe or overhaul kit) is built to our rigorous standards, making it easy to get your engine back to running like new.

This premium rebuild kit includes the following:

• • Pistons
• • Piston pins
• • Piston pin retainers
• • Piston ring sets
• • Connecting rod shell sets
• • Crankshaft shell sets
• • Upper (head) gasket set
• • Lower gasket set
• • Liners and seals

One-piece piston rebuild kit options:

These engines are often used in recreational marine applications:

• 400C — CPL 1282, Approximate Release Date: 1992
• 450 Diamond — CPL 2172 (M-3), Approximate Release Date: 1997
• 450 Diamond — CPL 8089 (M-3), Approximate Release Date: 2001
• 480CE — CPL 2960 (M-4), Approximate Release Date: 2001

These engines are often used in commercial marine applications:

• 250C — CPL 1221 (JWAC), Approximate Release Date: 1991
• 300C — CPL 1221 (JWAC), Approximate Release Date: 1991
• 350C — CPL 1282, Approximate Release Date: 1992
• 350C — CPL 2172 (M-3), Approximate Release Date: 1997
• 350C — CPL 8089 (M-3), Approximate Release Date: 2001
• 430C INT — CPL 8089 (M-3), Approximate Release Date: 2001