Excellent set
Excellent set for the price, easy to install, very durable products. I would recommend this set 10/10
James Gaskets has supplied American V-twin gaskets, seals and O-rings for decades and is one of the most widely stocked names for Harley-Davidson engine, primary and transmission rebuilds. When a service manual calls for a specific gasket, James almost always has an exact-fit answer.
Protect your V-twin from oil leaks with the James Gaskets starter shaft primary housing gasket. This OEM-quality gasket is specifically made to seal the starter shaft area on FLT and FXR Big Twin engines. Crafted in the U.S.A., it offers reliable oil containment for your primary case.
A leaking primary can be a real headache, and the starter shaft opening is a common culprit. This James Gaskets primary housing gasket is precision-engineered for Harley-Davidson FLT and FXR Big Twin models, ensuring a tight seal where it matters most. Its U.S.-made construction and OEM-equivalent gasket compound mean you can trust it for long-lasting performance and a clean ride.
When replacing any primary gasket, proper installation is key to preventing future leaks. This James Gaskets component is designed for a straightforward replacement. Always ensure the mating surfaces are clean and free of old gasket material. Consult your Harley-Davidson service manual for the correct torque specifications for your primary case to achieve an optimal and durable seal.
What does this gasket specifically seal?
It seals the starter shaft area on the primary housing to prevent oil leakage from the primary case on your Big Twin engine.
Is this an OEM Harley part?
No, James Gaskets manufactures this as an OEM-equivalent replacement. It's made to Harley specifications but is an aftermarket component.
Will this fit Sportster models?
No, this gasket is specifically for Big Twin engines. Sportster models use a different primary housing gasket, so please check fitment for your bike.
| BRAND | James Gaskets |
| TYPE | Gaskets/Seals |
| SKU | 681-4634 |
| WEIGHT | 0.13 lb |
Excellent set for the price, easy to install, very durable products. I would recommend this set 10/10
Breaking engine in right now and everything is holding tight. Very pleased
Great gasket set, includes everything you need to reseal top end.
Quality parts in a timely manner
Fit like it should, super quick shipping
Gasket set seems to be of good quality. Everything fit just like oem gaskets and seals but made better lol. So far so good, Everything is nice a dry now.