JAMES GASKETS SKU: 681-4631

James Gaskets Primary Housing Gasket - Harley-Davidson Big Twin

$39.000,00
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About James Gaskets

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.

Keep your Harley-Davidson Big Twin primary case sealed tight with a James Gaskets primary housing gasket. Engineered from advanced materials, this gasket is designed to prevent oil leaks and ensure reliable performance. It's a direct replacement for your original gasket, made in the U.S.A.

Why riders pick this

  • Direct replacement for Big Twin primary housings
  • Prevents oil leaks from the primary case
  • Made from advanced gasket materials
  • Engineered and manufactured in the U.S.A

When it comes to maintaining your Harley-Davidson, preventing leaks in the primary case is crucial. This James Gaskets primary housing gasket is specifically designed for Big Twin models, offering a dependable seal to keep your oil where it belongs. Crafted with precision in the U.S.A., it's built to meet the demands of your V-twin engine.

Engineered for a Secure Seal

  • Designed for a direct fit as a primary housing replacement
  • Constructed from state-of-the-art gasket materials
  • Manufactured with advanced production methods for consistent quality
  • Made in the U.S.A. for reliable performance

Installation and Longevity

Replacing your primary housing gasket is a vital step in routine maintenance or during a primary drive service. This James Gaskets component ensures a precise fit, minimizing the chances of future leaks. For optimal results, always clean the mating surfaces thoroughly and follow your service manual's torque specifications when reinstalling the primary cover.

Specifications

  • Brand: James Gaskets
  • Manufacturer Part #: 33318-85
  • Length: 1.3 in
  • Width: 4 in
  • Height: 0.7 in
  • Weight: 0.077 lbs

Common questions

Is this a direct replacement for OEM gaskets?

Yes, James Gaskets manufactures these primary housing gaskets to OEM specifications, ensuring a direct fit replacement for your Harley-Davidson Big Twin.

Will this fit my Indian Motorcycle?

This gasket is designed for Big Twin V-twin primary housings. Please verify compatibility with your specific Indian model using our Shop by Bike tool before ordering.

What's the benefit of choosing James Gaskets?

James Gaskets utilizes advanced materials and U.S.-based manufacturing to provide superior seal quality and a longer service life compared to many alternatives.

Ordering from Vtwinbikers

  • Brand new, sourced through authorized US distribution — never used, never grey-market.
  • Not sure it fits? Use Shop by Bike to filter by your year and model, or email us and we will confirm before you order.
  • Harley-Davidson and Indian Motorcycle is all we do, so you are talking to people who ride what you ride.
BRANDJames Gaskets
TYPEGaskets/Seals
SKU681-4631
WEIGHT0.08 lb
Please contact us to confirm fitment for your specific motorcycle, or check the product title for compatibility notes.
CUSTOMER REVIEWS
5
14 RATINGS
5★ 14
4★ 0
3★ 0
2★ 0
1★ 0
✓ VERIFIED
Oct 1, 2023

Excellent set

Excellent set for the price, easy to install, very durable products. I would recommend this set 10/10

— Eric S
✓ VERIFIED
Sep 11, 2023

Good quality

Breaking engine in right now and everything is holding tight. Very pleased

— Hawk R
✓ VERIFIED
Aug 28, 2023

Gasket set

Great gasket set, includes everything you need to reseal top end.

— James N
✓ VERIFIED
Jul 31, 2021

Quality parts in a timely manner

— Anonymous
✓ VERIFIED
Mar 29, 2021

Fit like it should, super quick shipping

— Anonymous
✓ VERIFIED
Mar 21, 2021

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.

— Anonymous