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+.040in. Dome Top Pistons with 9.6:1 Compression Ratio. Fits Big Twin 1984-1999 with Evo Engine. Harley Davidson * Replaces OEM # 56159-73

SKU: 28633934831

4.3
USD230.00 USD259.00

Pay in 4 interest-free payments of $57.50 Learn more

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Jul 28 - Aug 2

Description

* Replaces OEM # 56159-73

* Allows the use of factory front fenders

* The Air 1 cover for S&S Stealth air cleaners is CNC machined from billet aluminum

* Steel Filter Top

Fits FXLRS Low Rider S 2020up

+.040in. Dome Top Pistons with 9.6:1 Compression Ratio. Fits Big Twin 1984-1999 with Evo Engine. Harley Davidson * Replaces OEM # 56159-73Features & Benefits: * Bore = 3. 538" * Stroke = 4. 250" * Hypereutectic Alloy is a cast 16% silicon content material. * Perfect for air cooled engines. * Low thermal expansion rate = tighter piston to cylinder clearance. * Complete kit includes: two pistons, rings, wrist pins and clips. Tech Tips: * 9. 6: 1 Compression Ratio with 80cc Head Chamber Volume. * Follow Ring End Gap & Piston to Cylinder Clearances as per the supplied Manufacturers

Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy

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