Old Part Numbers: AC-0436OEM Flywheel replacement, 2-Groove, 15" OD. Replace if warped or if any cooling fans are missing. Bore size: 4.13" x 2.05”.

Conn. Rod, 20mm/T39 (new style, T39 pumps after 1999). Note:  Does not come with bearing inserts

This Bushing installs in the bottom of the Aftercooler (51), and is what the Discharge Tube to the tank is connected to.

Only available in the 8973037638 Service Kit.

Old Part Numbers: 6214341600Replace this if oil is leaking from pump at flywheel end.

Rebuild Kit includes all Gaskets, Piston Rings, Crankcase Cover (flywheel side), Conrod Insert Bearings (for units made in 1999 and after), and Oil Seal. Remember to tighten the bolts down to the proper torque specs as noted by the manufacturer.