Hastings Piston Ring Set - 2M4941 For Harley Motorcycles 1999-2017 Brand_Twin Air let soak in

let soak in

running lights and turn signal) from one dual-filament bulb

Each lifter body and plunger assembly is hand-fit and pressure-tested to ensure correct operation

1992 Kawasaki KAF 300 A Mule 500 1990-2005 Polaris Trail Blazer 250 1990-1991 Yamaha YFM250 Moto-4 1991-2003 Honda CB750 Nighthawk 1991 Kawasaki KAF300 Mule 500 1991-1993 Kawasaki ZR750C Zephyr 1991

Outside Diameter 4

Hastings Piston Ring Set - 2M4941 For Harley Motorcycles 1999-2017 Brand_Twin Air let soak inFeatures Includes top compression rings, second compression rings, and oil control rings Top Compression Rings are Barrel Face Helps in the the heat transfer process between the piston and cylinder wall Controls combustion chamber gases allowing the piston to transfer the energy of the expanding combustion gases, to the crankshaft Second Compression Ring are Napier Reverse twist ring along with a taper machined ring face duplicates the OD bottom side