New to Powersport Superstore? Try our Year-Make-Model search and find the right parts for your ride by clicking "My Garage" on the upper-right! ➡

Engine - Gaskets & Seals - Valve Train Gaskets

99 products
Seal the deal with precision-fit gaskets designed for leak-free power.
Brand Show all Brand
Vehicle Type Show all Vehicle Type
Price
  • -
Show all Price
Vehicle Fitment Combos Show all Vehicle Fitment Combos
James Gasket JGI-11118 Quad Seal Top Pushrod Cover
$28.31
$28.31
Package of 25. All are top-quality Genuine James gaskets, seals and O-rings. Made in the USA.Vehicle Fitment:1982-1983 Harley Davidson FLT Tour Glide 1982-1984 Harley Davidson FLTC Tour Glide Clas...
Cometic Gasket C9409-25 Pushrod Cover Seals - Large - Buna Rubber
$29.70
$29.70
OEM # 17955-48. Pushrod cover seals.Vehicle Fitment:1936-1937 Harley Davidson E 1941-1950 Harley Davidson E 1936-1952 Harley Davidson EL 1941-1950 Harley Davidson F 1941-1964 Harley Davidson FL 19...
James Gasket JGI-18632-36 Tappet Block Gasket - .031in. Paper
$24.36
$24.36
10 pack. Genuine James gaskets, seals and O-rings are made to last. Made in the USA.Vehicle Fitment:1936-1937 Harley Davidson E 1941-1947 Harley Davidson E 1936-1947 Harley Davidson EL
Eastern Motorcycle Parts A-6762B Pushrod Tube Washers
$21.42
$21.42
Sold in 10-pk. H-D# 6762B. Made in the USA.Vehicle Fitment:1936-1937 Harley Davidson E 1941-1950 Harley Davidson E 1936-1952 Harley Davidson EL 1941-1950 Harley Davidson F 1941-1964 Harley Davidso...
James Gasket JGI-17955-48-D Pushrod Cover Cork - Large
$18.30
$18.30
10 pack. Replacement corks for Chrome Pushrod Tube Assemblies.
Cometic Gasket C9459 Dipstick Cover O-Ring
$17.63
$17.63
H-D#11132. Qty:25, priced each. High-quality products for long term reliability. Manufactured from premium fuel-resistant materials that will not creep, crack or become brittle.Vehicle Fitment:194...
Cometic Gasket C9293 Lower Pushrod Cover O-Ring
$21.20
$21.20
Sold in packs of 25, priced each. OEM# 11145. High-quality products for long term reliability. Manufactured from premium fuel-resistant materials that will not creep, crack or become brittle.Vehic...
Cometic Gasket C10202 Valve Stem Seals
$32.56
$32.56
8 pack. High-quality products for long term reliability. Manufactured from premium fuel-resistant materials that will not creep, crack or become brittle.Vehicle Fitment:2018-2020 Harley Davidson F...
Cometic Gasket C9627 Cam Position Sensor O-Ring
$13.34
$13.34
Sold in packs of 10, priced each. OEM #11288. High-quality products for long term reliability. Manufactured from premium fuel-resistant materials that will not creep, crack or become brittle.Vehic...
Cometic Gasket C9448 Tappet Screw O-Rings (10pk)
$72.04
$72.04
HD# 11110. Qty: 10.Vehicle Fitment:1986-1987 Harley Davidson XLH1100 1988-1990 Harley Davidson XLH1200 1986-1990 Harley Davidson XLH883 1986-1990 Harley Davidson XLH883DLX Sportster 883 Deluxe 1987...
Cometic Gasket C9561 Rocker to Cylinder Head Lower Left Gasket - (5pk)
$33.94
$33.94
Rocker To Cylinder Head, Right Lower gaskets. Qty 5. H-D#16778-84A. High-quality products for long term reliability. Manufactured from premium fuel-resistant materials that will not creep, crack o...
10% Off
Cometic Gasket C9576 Tappet Guide Gasket(10)
$94.41
$94.41
$104.48
High-quality products for long term reliability. Manufactured from premium fuel-resistant materials that will not creep, crack or become brittle.Vehicle Fitment:2012-2016 Harley Davidson FLD Switch...
Cometic Gasket C9579 Breather Cover Gaskets (10pk)
$17.58
$17.58
H-D#17591-99. Qty: 10.Vehicle Fitment:1999-2001 Harley Davidson FLHR Road King 1999-2001 Harley Davidson FLHRCI Road King Classic 2000-2001 Harley Davidson FLHRI Road King 1999-2001 Harley Davidson...
Cometic Gasket C9143 Pushrod O-Ring Seal Kit
$26.69
$26.69
Sold as a kit. High-quality products for long term reliability. Manufactured from premium fuel-resistant materials that will not creep, crack or become brittle.Vehicle Fitment:1996-2003 Harley Dav...
Cometic Gasket C9444 Tappet Block Lower O-Ring
$23.05
$23.05
Sold in packs of 25, priced each. OEM #11168. High-quality products for long term reliability. Manufactured from premium fuel-resistant materials that will not creep, crack or become brittle.Vehic...
Cometic Gasket C9679 Tappet Guide Gasket(10)
$27.19
$27.19
High-quality products for long term reliability. Manufactured from premium fuel-resistant materials that will not creep, crack or become brittle.Vehicle Fitment:2012-2016 Harley Davidson FLD Switch...
Cometic Gasket C9296 Tappet Pin Cover O-Ring
$15.07
$15.07
Sold in packs of 10, priced each. OEM #11176. High-quality products for long term reliability. Manufactured from premium fuel-resistant materials that will not creep, crack or become brittle.Vehic...
Cometic Gasket C9298F Front Tappet Block Gasket - AFM
$21.94
$21.94
Sold in packs of 10, priced each. H-D# 18634-48-A/B. Aluminum Foamette Material (AFM) gaskets feature an aluminum core and a chemically blown, compounded nitrile synthetic rubber coating that is bo...
Secure, Trusted, and Encrypted

Protected by industry-leading 256-bit SSL encryption and backed by Shopify’s PCI DSS–compliant infrastructure. Every page, click, and transaction is encrypted and monitored for threats — so you can shop with confidence knowing your data stays protected.

Parts for Every Machine

We stock aftermarket parts, gear and accessories for motorcycles, ATVs, UTVs, snowmobiles, personal watercraft, and even performance cars — all backed by expert support and live inventory.

Real-Time Fitment Accuracy

Search by Year, Make, and Model with confidence. Our proprietary vehicle fitment system ensures you’re only shown what fits — no guesswork, no returns — just parts that fit.

Fast, Trackable Shipping

We ship from over 20 U.S. warehouses — often same or next business day. Every order includes tracking and transparent fulfillment updates from start to finish, all processed through a secure, encrypted checkout.

Quick Links

Ride With Us. Stay Connected.

Follow us for real-time fitment updates, gear drops, and pro tips from the garage. No spam, just parts, tech, and news for riders like you.

Your Garage

Add a Vehicle