Upgrade your Cummins engine with the 3901395 Flywheel Hexagon Head Cap Screw. Designed to fit perfectly in 4BT, 6BT, and 6C8.3 engines, this high-quality screw ensures secure and precise fastening, keeping your engine running smoothly.

PN NAME QTY
3901395  Fracture Resistant Screw 8
3900269 Plain Washer 8

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