For engines with CPL numbers: 1839, 2001, 2195.

At Diesel Pro, we only sell parts that meet our rigorous standards, that are designed for consistent quality and dependability. This Cummins 4B, 4BT and 4BTA rebuild kit is a perfect example of our dedication to providing you with superior parts. Coupled with our multiple shipping options, you can get this part quickly, as soon as tomorrow with next-day delivery. This inframe kit (also called an overhaul kit) works with 4B3.9, 4BT3.9 and 4BTA3.9 engines.

Important note: For engines with standard size, one-piece pistons, 'A' grade.

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