3-1/2 inch Evolution Piston Ring .040 Oversize Kit includes 1 top ring 1 2nd ring and a 3 piece oil control ring. Tech Notes: Replacement rings for #11-9889 piston set. Instructions: http://www.vtwinmfg.com/Instructions/MS/Wiseco Ring Ins Guide.pdf

Replica 1200cc Piston Set .020 Oversize Fits 1200CC V2 Evolution **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 XL...

Replica 1200cc 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 XL 1988...

Replica 1200cc 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 XL 1988...

Piston Circlips Sold as a pair. To fit one piston. Tech Notes: Do not install wrist pins without lubricating them first with assembly lube. Refer to applicable service manaual for proper installation methods.

Piston Wrist Pin Replacement Wiseco wrist pin for all 3-3/16 inch and 3-7/16 inch bore pistons Measurements: Weight: 95.3g Tech Notes: Do not install wrist pins without lubricating them first with assembly lube. Refer to applicable service manual for proper...

Piston Circlips Sold as a pair Tech Notes: Do not install wrist pins without lubricating them first with assembly lube. Refer to applicable service manaual for proper installation methods.

Piston Circlips Sold as a pair Tech Notes: Do not install wrist pins without lubricating them first with assembly lube. Refer to applicable service manaual for proper installation methods.

Piston Wrist Pin Replacement Wiseco wrist pin for all 3-1/2 inch bored pistons Measurements: Weight: 103.9g Tech Notes: Do not install wrist pins without lubricating them first with assembly lube. Refer to applicable service manual for proper installation methods.

Forged .010 8.5:1 Compression Piston Kit **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/Wiseco Piston Inst. Guide and Fitment.pdf FITS...

Forged Standard 11:1 Piston Kit **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/Wiseco Piston Inst. Guide and Fitment.pdf FITS Harley...

Forged 8:5:1 Compression Piston Kit **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/Wiseco Piston Inst. Guide and Fitment.pdf FITS Harley...

Forged .020 8.5:1 Compression Piston Kit **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/Wiseco Piston Inst. Guide and Fitment.pdf FITS...

Forged .040 8.5:1 Compression Piston Kit **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/Wiseco Piston Inst. Guide and Fitment.pdf FITS...

883cc Forged Conversion Piston Kit .010 Oversize Piston set is .010 over sized with a 10:1 compression. For a 3-1/2 inch bore. pistons are forged from a high silicone alloy. 2009-UP XL 883 cylinders cannot be overboard to 1200cc. 2009-UP...

Forged .030 8.5:1 Compression Piston Kit **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/Wiseco Piston Inst. Guide and Fitment.pdf FITS...

Replica 1200cc 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. Tech Notes: Order #11-0191 rings Instructions: http://www.vtwinmfg.com/Instructions/MS/Piston Fitment.pdf...

Piston Wrist Pin Replacement Wiseco piston wrist pin for a 3-1/2 inch bore piston Measurements: Weight: 80.5g Tech Notes: Do not install wrist pins without lubricating them first with assembly lube. Refer to applicable service manaual for proper installation methods....

883cc Forged Conversion Piston Kit Standard Piston set is standard size with a 9.5:1 compression. For a 3.498 inch bore. Pistons are forged from a high silicone alloy. 2009-UP XL 883 cylinders cannot be overboard to 1200cc. 2009-UP applications will...

883cc Forged Conversion Piston Kit .010 Oversize Piston set is .010 over sized and has a 9.5:1 compression. For a 3-1/2 inch bore. Pistons are forged from a high silicone alloy. 2009-UP XL 883 cylinders cannot be overboard to 1200cc....

883cc Forged Conversion Piston Kit .020 Oversize Piston set is .020 over sized and has a 9.5:1 compression. For a 3-1/2 inch bore. Pistons are forged from a high silicone alloy. 2009-UP XL 883 cylinders cannot be overboard to 1200cc....

883cc Forged Conversion Piston Kit Standard Piston set is standard size with a 10:1 compression. For 3-1/2 inch bore. High performance piston set is forged from a high silicone alloy. 2009-UP XL 883 cylinders cannot be overboard to 1200cc. 2009-UP...

Forged Standard 9:1 Compression Piston Kit **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: Piston Size: 3.4965 Instructions: http://www.vtwinmfg.com/Instructions/MS/Wiseco Piston Inst....

Forged .010 9:1 Compression Piston Kit **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/Wiseco Piston Inst. Guide and Fitment.pdf FITS...