A-3913990-AI Bushing; Piston
A-3913990-AI Bushing; Piston
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One New Aftermarket Replacement Piston Pin Bushing for Cummins 6T830 / 6TA830 Diesel Engines
This piston pin bushing (also known as a wrist pin bushing) fits in the small end of the connecting rod, providing a precision wear surface between the connecting rod and the piston pin. It is designed as a direct replacement for Cummins OEM part number 3913990 and is compatible with the Cummins 6T830 and 6TA830 8.3L diesel engines used across a wide range of agricultural and construction equipment.
Compatible Models
Fits Allis Chalmers: 9755, 9765, 9775, DT160, 9785, DT180, DT200, DT225
Fits Case IH: 7110, 7120, 7130, 7140, 7150, 7210, 7220, 7230, 7240, 7250, 9110, 9130, 9210, 9230, 9240, 9310, 9330
Fits Case Industrial: 721, 721B, 821, 821B, 1550 Diesel
White: 160, 170, 185, 195, 6175 Workhorse, 6195 Workhorse
Compatible Engines: Cummins 6T830 Diesel, Cummins 6TA830 Diesel (8.3L)
Replaces Part Number(s):
3913990, A-3913990-AI, 3970951, 3901470
Aftermarket Interchange Numbers
J913990, J901470, J970951, 6742-01-2740, 87343250
New aftermarket replacement part - not remanufactured, not used.



