• Wiseco Big Bore Pistons are forged from hi-silicon aluminum alloy for superior strength and dependability
• The unique piston shape allows tight piston to wall clearances for quieter operation
• Grooves are machined around the top ring lands to reduce detonation and improve the sealing power of the top ring
• Designed for Stock stroke flywheels 
• All wrist pin holes are ream fit for a perfect geometrical surface
• Enlarged valve pockets provide the clearance for larger valves and high lift cams
• Includes Instructions and clearance recommendations
• Kit includes Cometic brand gasket set
• Standard Bore Size
• 10.5:1 compression ratio
• Fits Twin Cam 1999/Later 1550cc (95ci)

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