80 inch Shovelhead Piston Ring Set .010 Oversize Sold as a pair for 2 pistons. FITS Harley Davidson FL 1978 Harley Davidson FL 1979 Harley Davidson FL 1980 Harley Davidson FL 1981 Harley Davidson FL 1982 Harley Davidson FL 1983...

80 inch Shovelhead Piston Ring Set .020 Oversize Sold as a pair for 2 pistons. FITS Harley Davidson FL 1978 Harley Davidson FL 1979 Harley Davidson FL 1980 Harley Davidson FL 1981 Harley Davidson FL 1982 Harley Davidson FL 1983...

80 inch Shovelhead Piston Ring Set .030 Oversize Sold as a pair for 2 pistons. FITS Harley Davidson FL 1978 Harley Davidson FL 1979 Harley Davidson FL 1980 Harley Davidson FL 1981 Harley Davidson FL 1982 Harley Davidson FL 1983...

80 inch Shovelhead Piston Ring Set .040 Oversize Sold as a pair for 2 pistons. FITS Harley Davidson FL 1978 Harley Davidson FL 1979 Harley Davidson FL 1980 Harley Davidson FL 1981 Harley Davidson FL 1982 Harley Davidson FL 1983...

45 inch Piston Ring Standard V-Twin Motorshop piston ring standard with 1/8 inch oil ring and 3/32 inch compression ring for 45 inch engine. FITS Harley Davidson G 1937 Harley Davidson G 1938 Harley Davidson G 1939 Harley Davidson G...

45 inch Piston Ring .010 Oversize V-Twin Motorshop piston ring .010 with 1/8 inch oil ring and 3/32 inch compression ring for 45 inch engine. FITS Harley Davidson G 1937 Harley Davidson G 1938 Harley Davidson G 1939 Harley Davidson...

45 inch Piston Ring .020 Oversize V-Twin Motorshop piston ring .020 with 1/8 inch oil ring and 3/32 inch compression ring for 45 inch engine. Tech Notes: Requires to use with #40-1777 Zicad Plated Oil Line Set FITS Harley Davidson...

45 inch Piston Ring .040 Oversize V-Twin Motorshop piston ring .040 with 1/8 inch oil ring and 3/32 inch compression ring. FITS Harley Davidson G 1937 Harley Davidson G 1938 Harley Davidson G 1939 Harley Davidson G 1940 Harley Davidson...

45 inch Piston Ring .005 Oversize V-Twin Motorship piston ring .005 oversize with 1/8 inch oil ring and 3/32 inch compression ring for 45 inch engine. FITS Harley Davidson G 1937 Harley Davidson G 1938 Harley Davidson G 1939 Harley...

88 inch Twin Cam Moly Piston Ring Set .005 Oversize Sold as a pair for 2 pistons. FITS Harley Davidson FLST 1999 Harley Davidson FLST 2000 Harley Davidson FLST 2001 Harley Davidson FLST 2002 Harley Davidson FLST 2003 Harley Davidson...

88 inch Twin Cam Moly Piston Ring Set .020 Oversize Sold as a pair for 2 pistons. FITS Harley Davidson FLST 1999 Harley Davidson FLST 2000 Harley Davidson FLST 2001 Harley Davidson FLST 2002 Harley Davidson FLST 2003 Harley Davidson...

74 inch FLH-FX Piston Set Standard Size **Note: Run engine at moderate speeds for at least 500 miles avoiding excessive running in lower gears in order to properly break-in new pistons and rings. Instructions: http://www.vtwinmfg.com/Instructions/MS/KB Sym-Asym Piston Installation Guide.pdf FITS...

74 inch FLH-FX Piston Set .005 Oversize **Note: Run engine at moderate speeds for at least 500 miles avoiding excessive running in lower gears in order to properly break-in new pistons and rings. Instructions: http://www.vtwinmfg.com/Instructions/MS/KB Sym-Asym Piston Installation Guide.pdf FITS...

74 inch FLH-FX Piston Set .020 Oversize **Note: Run engine at moderate speeds for at least 500 miles avoiding excessive running in lower gears in order to properly break-in new pistons and rings. Instructions: http://www.vtwinmfg.com/Instructions/MS/KB Sym-Asym Piston Installation Guide.pdf FITS...

74 inch FLH-FX Piston Set .030 Oversize **Note: Run engine at moderate speeds for at least 500 miles avoiding excessive running in lower gears in order to properly break-in new pistons and rings. Instructions: http://www.vtwinmfg.com/Instructions/MS/KB Sym-Asym Piston Installation Guide.pdf FITS...

74 inch FLH-FX Piston Set .010 Oversize **Note: Run engine at moderate speeds for at least 500 miles avoiding excessive running in lower gears in order to properly break-in new pistons and rings. Instructions: http://www.vtwinmfg.com/Instructions/MS/KB Sym-Asym Piston Installation Guide.pdf FITS...

74 inch FLH-FX Piston Set .050 Oversize **Note: Run engine at moderate speeds for at least 500 miles avoiding excessive running in lower gears in order to properly break-in new pistons and rings. Measurements: Compression Height: 1.450 Instructions: http://www.vtwinmfg.com/Instructions/MS/KB Sym-Asym...

74 inch FLH-FX Piston Set .040 Oversize **Note: Run engine at moderate speeds for at least 500 miles avoiding excessive running in lower gears in order to properly break-in new pistons and rings. Instructions: http://www.vtwinmfg.com/Instructions/MS/KB Sym-Asym Piston Installation Guide.pdf FITS...

74 inch FLH-FX Piston Set .060 Oversize **Note: Run engine at moderate speeds for at least 500 miles avoiding excessive running in lower gears in order to properly break-in new pistons and rings. Instructions: http://www.vtwinmfg.com/Instructions/MS/KB Sym-Asym Piston Installation Guide.pdf FITS...

74 inch FLH-FX Piston Set .070 Oversize **Note: Run engine at moderate speeds for at least 500 miles avoiding excessive running in lower gears in order to properly break-in new pistons and rings. Instructions: http://www.vtwinmfg.com/Instructions/MS/KB Sym-Asym Piston Installation Guide.pdf FITS...

74 inch FLH-FX Piston Set .080 Oversize **Note: Run engine at moderate speeds for at least 500 miles avoiding excessive running in lower gears in order to properly break-in new pistons and rings. Instructions: http://www.vtwinmfg.com/Instructions/MS/KB Sym-Asym Piston Installation Guide.pdf FITS...

80 inch Evolution Flat Piston Kit .010 The Keith Black 390 hypereutectic alloy is cast in a permanent steel mold which makes it possible to build a light weight piston that makes more power and uses less fuel and lasts...

1200cc Piston set .030 Oversize The Keith Black 390 hypereutectic alloy is cast in a permanent steel mold which makes it possible to build a light weight piston that makes more power and uses less fuel and lasts longer. Pistons...

80 inch Evolution Flat Piston Set .005 The Keith Black 390 hypereutectic alloy is cast in a permanent steel mold which makes it possible to build a light weight piston that makes more power and uses less fuel and lasts...