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+.040in. Pistons with 8.5:1 Compression Ratio. Fits Big Twin 1941-1979 with 1200cc Engine. - Keith Black Pistons Speedo 4.5" Tank Mt 1936-03 (1750-5600 rpm)

SKU: 51075903608

4.5
USD328.00 USD350.00

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USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Aug 3 - Aug 8

Description

(1750-5600 rpm)

New Drive Belt = SS560-0420

Our Tool Roll is made of wet waxed UV treated cotton canvas that will age and show character over time

* Advised to add a small drop of blue loctite to headlight insert screws after assembly

+.040in. Pistons with 8.5:1 Compression Ratio. Fits Big Twin 1941-1979 with 1200cc Engine. - Keith Black Pistons Speedo 4.5" Tank Mt 1936-03 (1750-5600 rpm)Features & Benefits: * Bore = 3. 477 * Stroke = 3. 969 * 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. * Replaces OEM # 22146 55C * Replaces OEM # 22146 74A Tech Tips: * Follow Ring End Gap & Piston to Cylinder Clearances as per the supplied Manufacturers Instructions. *

Exchange/Return Notes
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  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
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