Hastings Piston Ring Set - 2M6127030 For Harley Motorcycles 1978-1984 Brand_Hardline Comfort foam breathable top layer

Comfort foam breathable top layer maximizes SaddleGel efficiency

Static balanced for smoother operation

Available for Single or Dual disc front-end

1976-1981 Yamaha XT500 1977-1979 Yamaha DT250 1977-1978 Yamaha DT400 1978-1981 Yamaha DT175 1980-1983 Yamaha XT 250 1981-1982 Honda CB125S

Hastings Piston Ring Set - 2M6127030 For Harley Motorcycles 1978-1984 Brand_Hardline Comfort foam breathable top layerFeatures 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 Reverse Torsional Taper Face Promotes side sealing that prevents oil from being forced under