Pistons Wiseco 8.5:1 +.010"Os Big Twin Evo 1340Cc W / Pin Lock Rings 3.497" Std Bore Mfg K1641
Pistons Wiseco 8.5:1 +.010"Os Big Twin Evo 1340Cc W / Pin Lock Rings 3.497" Std Bore Mfg K1641

Pistons Wiseco 8.5:1 +.010"Os Big Twin Evo 1340Cc W / Pin Lock Rings 3.497" Std Bore Mfg K1641

62165
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$430.43
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$430.43
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WISECO +.010 PISTON KIT FOR HARLEY 1340CC 8.5:1 EVOLUTION 1984/1999

WEIGHT: 2.48
  • 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
  • NOTE: HASTINGS REPLACEMENT RINGS ARE FOR ONE PISTON ONLY UNLESS OTHERWISE NOTED BY A *

PISTON KIT FITS BIG TWIN EVOLUTION 1984/1999 1340CC (80CI)
8.5:1 COMPRESSION , 3.497" STANDARD BORE +.010" O.S.
BY: WISECO PERFORMANCE PISTONS