Primary Cover Gasket & Seal Kit
for 1985 through 1993 Harley Evo Touring models
Pkg of 1 kit – Part# 38137-3K
(Ref. OEM 34901-79B, 38901-85)
This gasket kit includes all the gaskets, seals and O-rings shown in the photo.
The Primary Cover Gasket is a nominal 0.045″ (~1.15mm) thickness fibre material that is silicone beaded on one side as shown in the photo. The primary gasket – or chain cover gasket – will come to you perfectly flat. We never fold, roll or otherwise allow any gasket to get damaged in shipping.
If you prefer a foamet primary gasket – we also have kits with the foamet gasket at very good prices!
The big difference between the gaskets is that the foamet gasket (rubber on both sides of a steel core) is stiffer and re-usable, whereas the fibre gaskets usually don’t work very well if you try to re-use them. Please see another one of our listings or ask us about a kit with the foamet gasket.
The Derby / clutch cover gasket is foamet – rubber on both sides of a steel core. It will not leak and no sealant is necessary. On top of the rubber, it has silicone beading on one side.
The Inspection Cover Gasket has also been upgraded to Foamet – rubber on both sides of a steel core. You should find this gasket will seal perfectly every time.
Two Starter Shaft Oil Seals are included in this kit. One is for 1985 through 1988, and the other for 1989 through 1993. You can be sure you will have the right seal without worrying about the exact model year.
The Largest Oil Seal is the one you will want for the inner-primary-to-mainshaft.
Two Large O-rings are in this kit. The thinner one (with the larger outside diameter) is for the inner primary. The thicker but smaller one can be used in place of the derby cover gasket if the groove in the chain cover is in good condition.
Our products are brand new and made to high standards to meet or exceed OEM specifications.
Applications:*
- 1985-1993 Evo Touring – FLT and other touring models
*This kit may fit additional years or models. If you know, we would be glad to hear from you!Features* - Primary cover gasket silicone beaded on one side.
- Inspection cover gasket is rubber-on-steel Foamet.
- Includes inner-primary-to-mainshaft oil seal.
- Includes starter shaft oil seals for all the model years
- Has O-rings for inner primary and derby cover
Package Includes: - 1 Kit of all the parts shown in the photo
Please Note: We securely re-pack every kit for safe shipping. This item comes in its own custom box that keeps the primary gasket absolutely flat during shipping..








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