74 inch Overhead Valve 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. Bore size is 3.4380 inch-3.4385 inch...

74 inch Overhead Valve 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/Piston Fitment.pdf FITS Harley Davidson...

74 inch Overhead Valve 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. Instructions: http://www.vtwinmfg.com/Instructions/MS/Piston Fitment.pdf FITS Harley Davidson...

74 inch Overhead Valve 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/Piston Fitment.pdf FITS Harley Davidson...

74 inch Overhead Valve 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/Piston Fitment.pdf FITS Harley Davidson...

74 inch Overhead Valve 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/Piston Fitment.pdf FITS Harley Davidson...

80 inch Overhead Valve 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/Piston Fitment.pdf FITS Harley Davidson...

80 inch Overhead Valve 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/Piston Fitment.pdf FITS Harley Davidson...

80 inch Overhead Valve 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/Piston Fitment.pdf FITS Harley Davidson...

80 inch Overhead Valve 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/Piston Fitment.pdf FITS Harley Davidson...

74 inch Overhead Valve 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. Bore size is 3.4380 inch-3.4385 inch...

74 inch Overhead Valve 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/Piston Fitment.pdf FITS Harley Davidson...

Cylinder and Piston Conversion Kit Cylinder and piston conversion kit features silver finished cast cylinders with Sifton moly coated pistons. Instructions: http://www.vtwinmfg.com/Instructions/11/11-0377.pdf FITS Harley Davidson XL 2004 Harley Davidson XL 2005 Harley Davidson XL 2006 Harley Davidson XL 2007 Harley...

Cylinder and Piston Conversion Kit Kit is bolt on. FITS Harley Davidson XL 2004 Harley Davidson XL 2005 Harley Davidson XL 2006 Harley Davidson XL 2007 Harley Davidson XL 2008 Harley Davidson XL 2009 Harley Davidson XL 2010 Harley Davidson...

45 inch WL/G Piston Kit .005 inch Oversize Kit includes hasting ring set with 3/32 inch compression rings and 1/8 inch oil ring. *NOTE: Bore and hone to 2.752 inch which gives .0025 inch clearance. Measurements: Pistion O.D.: 2.749 inches...

45 inch WL/G Piston Kit .010 inch Oversize Pistons have a steel expansion control strut cast as original. Top ring measures 3/32 inch thick and the oil ring measures 1/8 inch thick. FITS Harley Davidson G 1929 Harley Davidson G...

45 inch WL/G Piston Kit Standard Pistons have a steel expansion control strut cast as original. The piston measures 2.7455 inch with a .002 clearance and can be bored out to a maximum of 2.7475 inch. Kit includes hasting ring...

Piston Kit .040 Oversize Pistons have a steel expansion control strut cast as original. Top ring measures 3/32 inch thick and the oil ring measures 1/8 inch thick. FITS Harley Davidson G 1929 Harley Davidson G 1930 Harley Davidson G...

Piston Kit .050 Oversize Pistons have a steel expansion control strut cast as original. Top ring measures 3/32 inch thick and the oil ring measures 1/8 inch thick. FITS Harley Davidson G 1929 Harley Davidson G 1930 Harley Davidson G...

Piston Kit .020 Oversize Pistons have a steel expansion control strut cast as original. Top ring measures 3/32 inch thick and the oil ring measures 1/8 inch thick. FITS Harley Davidson G 1929 Harley Davidson G 1930 Harley Davidson G...

61 inch Overhead Valve 3-5/16 inch 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/Piston Fitment.pdf FITS...

Big Bore Gasket and Parts Kit *NOTE: The finished bored size should be 3.8750 inch to fit 3-5/8 cylinders. FITS Harley Davidson FL 1966 Harley Davidson FL 1967 Harley Davidson FL 1968 Harley Davidson FL 1969 Harley Davidson FL 1970...

88 inch Evolution Big Bore Cylinder Black This is 3-5/8 inch black cylinder will have to be honed for final fitment. Case boring will be required for final fitment. Bottom of cylinder spigot is 3.875. Order top end gasket kit...

88 inch Evolution Big Bore Cylinder Silver This 3-5/8 inch silver cylinder will have to be honed for final fitment. Case boring will be required for final fitment. Bottom of cylinder spigot is 3.875. Order top end gasket kit separately....