Fits Cummins 3.9L, 4-390, 4B Crankshaft New 3903827, 3907803, 3929036 model-X310 Aluminum Brazed Core with Heavy
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Description
Fits Cummins 3.9L, 4 390, 4B Crankshaft New 3903827, 3907803, 3929036 model X310 Aluminum Brazed Core with Heavy Aluminum Brazed Core with Heavy Cast Tank Construction a copper core with aluminum coating to prevent corrosion