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Cummins 4BT – Front Seal – Replacement – Removal

Remove the drive belt.
NOTE: Removal is easier if the crankshaft pulley is loosened before removing the belt.

15 mm
Remove the crankshaft pulley.

Remove the front cover. Refer to Procedure (7-18).

Remove the oil seal from the gear cover. Drive the oil seal from the back side of the cover toward the front side of the
cover, while supporting the gear cover.