61 inch Knucklehead Cylinder Piston Kit Cylinders feature four fins. They are ready to run and will require break-in. Please refer to proper shop manual for suggestions on break-in. For stock stroke only. For 1936-1947 Knuckleheads. *NOTE: All cast iron...

61 inch Knucklehead Front Cylinder Cylinders must be honed to standard size for proper fit. Sold each. Piston is not included. *NOTE: All cast iron cylinders have same piston to wall clearance .0025 -.003. FITS Harley Davidson EL 1936 Harley...

61 inch Knucklehead Rear Cylinder Cylinders must be honed to standard size for proper fit. Sold each. Piston is not included. *NOTE: All cast iron cylinders have same piston to wall clearance .0025 -.003. FITS Harley Davidson EL 1936 Harley...

61 inch Overhead Valve 3-5/16 inch 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. FITS Harley Davidson EL...

61 inch Overhead Valve 3-5/16 inch Piston Set .020 Oversize The deck compression height measures 1.645. **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...

61 inch Overhead Valve 3-5/16 inch 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. FITS Harley Davidson EL...

61 inch Overhead Valve 3-5/16 inch 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. FITS Harley Davidson EL...

61 inch Overhead Valve 3-5/16 inch 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. FITS Harley Davidson EL...

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...

61 inch Overhead Valve 3-5/16 inch Piston Set Standard Size Piston set with 3-5/16 inch bore has a 7.0:1 compression ratio and is standard size. Set includes a piston ring set 2 wrist pins and 4 circlips. Pistons have a...

61 inch Overhead Valve Piston Ring Set .040 Oversize Set of two for use with two pistons. FITS Harley Davidson EL 1936 Harley Davidson EL 1937 Harley Davidson EL 1938 Harley Davidson EL 1939 Harley Davidson EL 1940

7 inch Starter Shaft Shaft replaces existing shaft and has a overall length of 7 inch. FITS Harley Davidson FL 1970 Harley Davidson FL 1971 Harley Davidson FL 1972 Harley Davidson FL 1973 Harley Davidson FL 1974 Harley Davidson FL...

7 Tooth Speedometer Drive Gear The inner diameter measures 55.58mm. Measurements: Inner Diameter: 55.58mm Instructions: http://www.vtwinmfg.com/Instructions/17/17-9160.pdf FITS Harley Davidson EL 1937 Harley Davidson EL 1938 Harley Davidson EL 1939 Harley Davidson EL 1940 Harley Davidson FL 1941 Harley Davidson FL...

7/8 inch Fork Stem Die Tool Fork stem die tool is used for repairing or dressing 7/8 inch x 24 TPI on fork stems. Measurements: Outer Diameter: 1-3/4 inches FITS Harley Davidson Fx 1971 Harley Davidson Fx 1972 Harley Davidson...

74 inch Knucklehead Cylinder Piston Kit They are ready to run and will require break-in. Please refer to proper shop manual for suggestions on break-in. For stock stroke only. For 1941-1947 Knuckleheads. Cylinders are without lip on top. Order head...

74 inch Knucklehead Front Cylinder Cylinders must be honed to standard size for proper fit. Sold each. Piston is not included. *NOTE: All cast iron cylinders have same piston to wall clearance .0025 -.003. Bore size is 3.4380 inch-3.4385 inch...

74 inch Knucklehead Rear Cylinder Cylinders must be honed to standard size for proper fit. Sold each. Piston is not included. *NOTE: All cast iron cylinders have same piston to wall clearance .0025 -.003. Bore size is 3.4380 inch-3.4385 inch...

74 inch Overhead Valve 3-7/16 inch 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. FITS Harley Davidson FL...

74 inch Overhead Valve 3-7/16 inch 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. FITS Harley Davidson FL...

74 inch Overhead Valve 3-7/16 inch 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. FITS Harley Davidson FL...

74 inch Overhead Valve 3-7/16 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. Bore size is 3.4380...

74 inch Overhead Valve Flywheel Assembly Shipped assembled and trued with shafts. Features a cast Sifton flywheel. Sprocket shaft is correct length to use with 1965-69 FL transmission with a mid length mainshaft. FITS Harley Davidson FL 1965 Harley Davidson...

74 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...

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...