Camshafts Parts for Heavy Equipment
Up to 100% OFF Selected Parts
Crankshaft878Camshaft555Connecting Rod308Main & Con Rod Bearings302Gear113Bearing62Main & Con Rod Bearing44Rocker Arm & Rocker Lever35Thrust Plate17Crankshaft Pulley11Camshafts Parts9Idler Gear Assembly9Shaft8Crankshaft Sleeve4Connecting Bearing3Crankshaft Collar2Crankshaft Damper2Bearing Assembly1Bearing, GOear & Shaft1Blades & Spindles1Engine Valve Train Parts1Oil Seal1Seal1
CLEARANCE
OEM / REF: 3918777
Camshaft Gear 3918777 for Cummins Engine 4BT 6BT 6C8.3 G8.3 GTA8.3 QSL9.3 in USACamshafts Parts for Heavy Equipment
Moz Auto Parts stocks a wide range of aftermarket camshafts parts for heavy equipment, construction machinery, and agricultural tractors. Every part is tested to meet or exceed OEM specifications and is cross-referenced against original part numbers for guaranteed fitment.
Frequently asked questions
What brands of camshafts parts does Moz Auto Parts carry?
We carry camshafts parts for all major heavy equipment brands including Caterpillar, Komatsu, John Deere, Kubota, Case, Hitachi, and Volvo. Each is cross-referenced against OEM part numbers for guaranteed fitment.
Do you offer a fitment guarantee?
Yes — every part sold on Moz Auto Parts comes with a 100% fitment guarantee. If it doesn't fit your machine's make and model, we'll replace it or issue a full refund.








