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Cummins Piston Kit Compatability - 4B3.9 & 4BT3.9



Welcome. This page will help you quickly find the right kit for your engine. To get started, please select which option best describes your engine.



My engine has a compression ratio of 15.3 : 1.

This is the right kit for you.


CPL NUMBERPISTON TYPEFOR ENGINESADDITIONAL
N / A 1 piece piston 4B, 4BT For engines with a 15.3:1 Compression Ratio




My engine does not have a compression ratio of 15.3 : 1

We will need your engine's CPL number. Please select your engine's CPL number from an option below.


CPL NUMBERPISTON TYPEFOR ENGINESADDITIONAL
596 1 piece piston 4B, 4BT For engines with a 17.3:1 Compression Ratio
691 1 piece piston 4B, 4BT For engines with a 17.3:1 Compression Ratio
714 1 piece piston 4B, 4BT For engines with a 17.3:1 Compression Ratio
791 1 piece piston 4B, 4BT For engines with a 17.3:1 Compression Ratio
802 1 piece piston 4B, 4BT For engines with a 17.3:1 Compression Ratio
845 1 piece piston 4B, 4BT For engines with a 17.3:1 Compression Ratio
960 1 piece piston 4B, 4BT For engines with a 17.3:1 Compression Ratio
999 1 piece piston 4B, 4BT For engines with a 17.3:1 Compression Ratio
1320 1 piece piston 4B, 4BT For engines with a 17.3:1 Compression Ratio
1403 1 piece piston 4B, 4BT For engines with a 17.3:1 Compression Ratio
1551 1 piece piston 4B, 4BT A grade material
1552 1 piece piston 4B, 4BT A grade material
1608 1 piece piston 4B, 4BT For engines with a 17.3:1 Compression Ratio
1839 1 piece piston 4B, 4BT A grade material
1914 1 piece piston 4B, 4BT A grade material
1915 1 piece piston 4B, 4BT A grade material
1916 1 piece piston 4B, 4BT A grade material
1961 1 piece piston 4B, 4BT None
1962 1 piece piston 4B, 4BT None
2000 1 piece piston 4B, 4BT A grade material
2001 1 piece piston 4B, 4BT A grade material
2013 1 piece piston 4B, 4BT A grade material
2023 1 piece piston 4B, 4BT A grade material
2175 1 piece piston 4B, 4BT A grade material
2243 1 piece piston 4B, 4BT A grade material
2249 1 piece piston 4B, 4BT A grade material
2252 1 piece piston 4B, 4BT A grade material
2253 1 piece piston 4B, 4BT A grade material
2292 1 piece piston 4B, 4BT None
2296 1 piece piston 4B, 4BT None
2296 1 piece piston 4B, 4BT None
2347 1 piece piston 4B, 4BT A grade material
2372 1 piece piston 4B, 4BT None
2373 1 piece piston 4B, 4BT None
1071 1 piece piston 4B, 4BT None
2417 1 piece piston 4B, 4BT None
2551 1 piece piston 4B, 4BT None
2868 1 piece piston 4B, 4BT None
3868 1 piece piston 4B, 4BT None




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