FORGED PISTON KITS AND REPLACEMENT PARTS FOR BIG TWIN

Manufacturer: WISECO PERFORMANCE PISTONS

Availability: In stock

Part #: 62139

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Weight: 2.70

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 Shovelhead 1978/1984 1340cc (80ci)
7:1 compression, 3.497" standard bore size
By: WISECO PERFORMANCE PISTONS

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