JAMES GASKETS SKU: 681-4272

James Gaskets Twin Cam Primary Shift Boss Gasket 5-Pack - Harley & Indian Twin Cam

$9.50
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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.

This 5-pack of James Gaskets primary housing gaskets is designed for the shift boss on Twin Cam-equipped V-twin motorcycles. Manufactured in the U.S.A. using state-of-the-art materials and production methods, these gaskets offer a direct replacement for stock primary cover seals. Ensure you always have a fresh gasket on hand for your Twin Cam service.

Why riders pick this

  • Direct replacement for Twin Cam primary shift boss
  • Manufactured in the U.S.A. with advanced materials
  • Ensures a secure, leak-free primary housing
  • Convenient 5-pack for multiple services or spares
  • OEM-quality design for reliable sealing

When performing maintenance on your Twin Cam primary, having quality replacement gaskets is essential. This 5-pack of James Gaskets shift boss gaskets provides a reliable solution for sealing this critical area within the primary housing. Each gasket is crafted to OEM specifications, ensuring a precise fit and effective seal against oil leaks, keeping your V-twin running clean.

Reliable Primary Sealing

  • Direct replacement for Twin Cam primary shift boss gaskets
  • Manufactured in the U.S.A. with state-of-the-art materials
  • Ensures a secure, leak-free primary housing seal
  • Convenient 5-pack for multiple services or spares

Smart Maintenance for Your Twin Cam

Having a supply of fresh gaskets on hand is a smart move for any Twin Cam owner or mechanic. These shift boss gaskets are crucial for preventing oil leaks from the primary housing, especially after any work involving the shift mechanism. Always clean mating surfaces thoroughly before installation and follow your service manual for proper torque specifications specific to your Harley Dyna or Softail model to achieve the best seal.

Specifications

  • Brand: James Gaskets
  • Manufacturer Part #: 63869-06
  • Length: 1.7 in
  • Width: 4 in
  • Height: 0.65 in
  • Weight: 0.014 lbs

Common questions

What bike does this fit?

This primary housing gasket fits V-twin motorcycles with Twin Cam engines, including Harley-Davidson Dyna and Softail models. Confirm your specific engine type before ordering.

Is this the genuine OEM gasket?

No, this is a James Gaskets replacement manufactured to original specifications. James Gaskets produces OEM-quality seals for Harley and Indian platforms, but it is not a Harley-Davidson branded part.

How many gaskets come in the pack?

This product is a 5-pack, providing you with multiple gaskets suitable for several services or as spare parts.

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
SKU681-4272
WEIGHT0.01 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