Description
OE Replacements: 311143, CAP311143, 1504621, 136-0626, 1360626, 140-7378, 1407378, 142-7301, 1427301, 150-4621, 1504621, 393-8988, 3938988
Details: Piston Crown 16.1 Compression Ratio Caterpillar 3126B Engine Application
Caterpillar 3126B Engine Application
Direct replacement for OE part 1504621
Durable construction
Quality You Can Trust – PAI has established themselves as the leading supplier of aftermarket heavy duty diesel parts, with quality standards that always meet or exceed OE standards
DETAIL – HDKits pistons are carefullly designed and feature cutting edge precision. Piston specifications are measured in a 3D environment. Finished products are dyno and road tested to ensure the 100% functionality and performance.







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