Quality used rear timing cover, Cummins 5.9L engine, Low Cost, Warranty, Fast Nationwide Shipping!

Please note that the part sent may not precisely match the one shown in the picture. Appearance may vary. For specific part requests, contact us. An additional core charge may apply.

Compatiable with the following Cummins engines 4B3.9, 6B5.9 Engines, B5.9 CM2670 B166C and B5.9 GAS PLUS CM556, QSB3.9 CM2880 B138 and QSB5.9 CM2880 B139

OEM # 3936904, 3936260, 3921043

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