Moto Iron Primary Gasket Kit for 1965-1988 Harley-Davidson Big Twin, featuring an elongated teardrop-shaped primary gasket, a circular insert, and three ring-shaped seals.

Moto Iron Primary Gasket Kit for 1965-1988 Harley-Davidson Big Twin

Regular price$35.91

SKU: 110-0393

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Add Primary Oil

Big Twin primary-specific fluid (1 qt.)

Add T27 Tool

Uncommon size not found in all tool sets; T25 will damage fasteners

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Moto Iron Primary Gasket for 1965-1988 Harley-Davidson Big Twin

If you need to remove your primary for a sprocket change, trans rebuild, or engine-out operation, this primary kit is the one to use.

  • Kit contains
    • Inner primary-to-engine O-ring
    • Derby (clutch cover) gasket
    • Primary inspection cover gasket
    • Inner chain cover washers (adhesive backed)
    • Outer-to-inner primary cover gasket
    • Starter shaft bearing seal
    • Main shaft bearing seal
  • High quality gaskets, seals, and O-rings meet or exceed OEM specifications
  • Derby cover gasket features silicone beading
  • 110-0393; replaces DS-173525, JGI-60538-81-K, 60538-81
  • 1965-1986 Harley-Davidson Big Twin with four-speed transmission
  • 1984-1988 Harley-Davidson Softail

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California: ⚠️WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov