HASTINGS DS-750694 2M4941010 Replacement Piston Rings Piston Rings - 3.875" + 0.010" - 95"/103" Big Bore - Twin Cam Product Type_Tires Rolltop closure ensures bottle stays

Rolltop closure ensures bottle stays secure

Note:Required tank fitting for part # 1020-2033

Domestic aircraft-grade billet aluminum alloy

2018-2019 Harley-Davidson Road King FLHR/FLHRC 1999-2005

HASTINGS DS-750694 2M4941010 Replacement Piston Rings Piston Rings - 3.875" + 0.010" - 95"/103" Big Bore - Twin Cam Product Type_Tires Rolltop closure ensures bottle staysFeatures 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