For engines with the following CPL numbers: 596, 691, 714, 791, 802, 845, 960, 999, 1320, 1403, 1433, 1608

At Diesel Pro, we only sell parts that are dependable and guaranteed to perform, backed by our leading one year warranty. With this Cummins 6B rebuild kit, you can buy with confidence, because all of the components are built to our stringent specifications. Coupled with our distributor direct prices, we are sure once you purchase from us, you will be satisfied. This overhaul kit (also called an inframe kit) will service 6B5.9 and 6BT5.9 engines.

Important note: For engines with one-piece pistons, a compression ratio of 17.3:1.

This heavy-duty 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