Hastings Piston Ring Set - 2M4941005 For Harley Touring 2012-2017 Brand_Joker Machine 81") Riding Style ATV Riding

81") Riding Style ATV Riding Style UTV

For 19-1/2" muffler bodies

Designed and engineered in the USA

unique dry-installation

Hastings Piston Ring Set - 2M4941005 For Harley Touring 2012-2017 Brand_Joker Machine 81") Riding Style ATV RidingFeatures 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