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! ➡

Namura Technologies NA-40008T Top End Gasket Kit - Standard Bore 84.42mm, 10.5:1 Compression

SKU: 4914424

Namura Technologies NA-40008T Top End Gasket Kit - Standard Bore 84.42mm, 10.5:1 Compression

Namura Technologies
$43.96
$43.96 $44.95
Sale Sold out
/
Shipping calculated at checkout.
In stock and ready for shipping
This is a pre order item. We will ship it when it comes in stock.
Bore: 84.42mm
Compression: 10.5:1 Compression
Sizing: Standard Bore

Namura offers high performance gaskets for the professional motorsports market. These gaskets are made with imported Australian Klingersil and other high tech materials. They provide greater reliability and high performance for todays hard working motor. These materials are excellent for use on highpressure applications and have outstanding stress relaxation and resistance. These include gaskets for the head, base and upper end. They are designed for repairs or replacement..

Vehicle Fitment:

2007-2008 Yamaha YFM400 Grizzly 4x4 Auto
2000-2006 Yamaha YFM400F Kodiak 4x4
2007-2008 Yamaha YFM450 Grizzly 4x4 Auto
2011-2014 Yamaha YFM450 Grizzly 4x4 Auto
2011-2014 Yamaha YFM450 Grizzly 4x4 Auto EPS
2009-2010 Yamaha YFM450 Grizzly 4x4 Auto IRS
2003-2006 Yamaha YFM450F Kodiak Auto 4x4
2006-2010 Yamaha YFM450FX Wolverine 4x4
2006-2009 Yamaha YXR45F Rhino 450
2007-2008 Yamaha YXR45F Rhino 450 Special Edition
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