Pistons,Wiseco 9:1 Std Bore Ph Sh 48/77 1200Cc W/Pins Lock Rings 3.437"Std Bore High Comp

MID-62131

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Pistons,Wiseco 9:1 Std Bore Ph Sh 48/77 1200Cc W/Pins Lock Rings 3.437"Std Bore High Comp
  • WISECO
  • 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 only
  • 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 but must be checked
  • Includes instructions and clearance recommendations
Piston Kit fits Panhead 1948/1965, Shovelhead 1966/1977 1200cc (74ci)
9:1 compression, 3.437 standard bore size Note:
    Hastings replacement rings are for one piston only unless otherwise noted by a (*)
    * Includes rings for 2 pistons


Pistons,Wiseco 9:1 Std Bore Ph Sh 48/77 1200Cc W/Pins Lock Rings 3.437"Std Bore High Comp Harley Mid-USA - K and G Cycles