Top End Rebuild Gasket Kit

MLS Head Gaskets 

for 1984-91 Harley Evo Big Twin 1340

Pkg of 1 kit  – Part #38021m40

(Replaces OEM 17033-83A)

This is a complete top end rebuild gasket kit – including seals and O-rings – for 1984 through 1991 model year 1340cc Evo Big Twin engines. It contains all the parts shown in the photo.

The cylinder Head Gaskets in this kit are MLS – Multi-Layer Steel, 0.040″ (1.0 mm) thickness. (We also have 0.030″ thickness gaskets available.)

Cylinder Base Gaskets are excellent quality fibre, 0.021″ (0.53mm) thickness. If you require a different material, please let us know.

The rocker base gaskets are 1-piece style.

Actual Photos  The photos are actual pictures of the parts included in the kit that will be shipped to you. (The color of some gaskets or seals may vary on occasion, but the quality will remain high.)

Our motorcycle products are brand new and made to the high standards to meet or exceed OEM specifications.

Features:

  Head gaskets are MLS, 0.040″ thickness.

  Right/left rockerbox to head gaskets are 1-piece SLS.

  Note: If you prefer SLS (Single Layer Steel) rocker base gaskets instead, we will substitute them at the same kit price.

  Exhaust gaskets are compressed knit wire mesh that has been graphite filled, tapered style.

  Note: If you prefer the flat “race style” (not tapered) exhaust gaskets, we will substitute them at the same kit price.

  The valve guide seals are the new high-temperature Viton style with a spring-loaded lip  .

Applications:

  1984-1991 1340cc Evo Big Twins

  Many of these parts will fit also fit some additional years, but please see our other store listings to get the exact                              kit for other models and years.

Package Includes:  

  All the Gaskets, Seals and O-rings shown in the photograph.
Please Note: This kit will be securely packed for safe shipping using our plain packaging. It does not come in retail store packaging.

For parts not yet listed . . . We have many gaskets and seals that are not listed. Please contact us if you do not see a part you need.