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HARLEY 1340 KIT 8.5:1(3507X-4722P1) PISTON K1641
Street

WISECO

HARLEY 1340 KIT 8.5:1(3507X-4722P1) PISTON K1641

SKU K1641·Engine Internal / Rebuild
$422.95

In stock · stock as of Aug 9, 2026

Shipping calculated at checkout

30-day returns on unused parts

Details

Forged from a high-silicone aluminum alloy to deliver long life and consistent dimensions Wiseco's high-tech manufacturing ensures greater operating strength and lower expansion at high temperatures Sold in kits that include two pistons, rings, piston pins and circlips Include forged pistons with coated skirts, rings, retainer clips and chrome piston pins Piston kits are available with Hastings-style X-Ring package (.062 top ring, .062 compression ring and .158 oil ring)

Specs

Vehicle
Street
Weight Lb
3.3211
Shipping Class
standard

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