Your cart is empty
Start ShoppingATHENA Top End Gasket Kit - High-Quality Composite & Nitrile Seals for Reliable Performance
Fits your
May not fit your
Description
Ensure optimal engine performance with the ATHENA P400485160183 Top End Gasket Kit, engineered for durability and leak prevention in high-performance powersports engines. This comprehensive kit delivers precision sealing for critical engine components, keeping your ride running smoothly under demanding conditions.
Key Features
- High-Quality Composite Materials: Combines durable composite paper, nitrile rubber, and Mylar for superior heat resistance and long-lasting sealing integrity.
- Complete Top-End Coverage: Includes head gasket, base gasket, exhaust gasket, cylinder head cover gasket, and other essential seals for full engine protection.
- Seamless Fit & Compatibility: Precision-engineered for standard powersports engines to ensure perfect alignment and easy installation.
Why Choose This Product
Upgrade your engine's reliability with a gasket kit designed to withstand extreme temperatures and pressure fluctuations. The ATHENA kit's advanced materials prevent oil leaks and coolant seepage, reducing maintenance costs and downtime. Its all-inclusive design saves time by eliminating the need for multiple part purchases, while the durable construction ensures years of trouble-free performance. Perfect for riders who demand peak engine efficiency and longevity from their powersports equipment.
SKU:
GMD5AFF4BE
MPN:
P400485160183
UPC:
8050444899359
Category:
Gaskets/Seals
Brand:
Athena
Stock:
In Stock
Delivery
Checking availability...
Estimated arrival
Order within to ship today
Orders ship
Shipping to
Enter your ZIP code for delivery estimate
Price Match Guarantee
Found it cheaper?
Log in to submit a price match request.
Price
Quantity
Purchasing is temporarily paused. You can still add items to your cart and check back soon.
Pay in 4 with
or
$0.00 x 4 interest-free
or
$0.00 x 4 interest-free
Free Shipping $100+
14-Day Returns
Secure Checkout
Price Match
Complete the Build
This item
$33.99
In Cart
In Cart
Ensure optimal engine performance with the ATHENA P400485160183 Top End Gasket Kit, engineered for durability and leak prevention in high-performance powersports engines. This comprehensive kit delivers precision sealing for critical engine components, keeping your ride running smoothly under demanding conditions.
Key Features
- High-Quality Composite Materials: Combines durable composite paper, nitrile rubber, and Mylar for superior heat resistance and long-lasting sealing integrity.
- Complete Top-End Coverage: Includes head gasket, base gasket, exhaust gasket, cylinder head cover gasket, and other essential seals for full engine protection.
- Seamless Fit & Compatibility: Precision-engineered for standard powersports engines to ensure perfect alignment and easy installation.
Why Choose This Product
Upgrade your engine's reliability with a gasket kit designed to withstand extreme temperatures and pressure fluctuations. The ATHENA kit's advanced materials prevent oil leaks and coolant seepage, reducing maintenance costs and downtime. Its all-inclusive design saves time by eliminating the need for multiple part purchases, while the durable construction ensures years of trouble-free performance. Perfect for riders who demand peak engine efficiency and longevity from their powersports equipment.| SKU | GMD5AFF4BE |
|---|---|
| MPN | P400485160183 |
| UPC/GTIN | 8050444899359 |
| Brand | Athena |
| Category | Gaskets/Seals |
0.0
0 reviews
0
Log in to write a review.
Reviews
No reviews yet. Be the first to review this product!
Featured Review
| Make | Model | Years |
|---|---|---|
| KTM | 450 SX-F | 2019-2023 |
| KTM | 350 SX-F | 2019-2023 |
| Husqvarna | FC 450 | 2019-2023 |
| Husqvarna | FC 350 | 2019-2023 |
Frequently Asked Questions
Yes, it includes the head gasket, base gasket, and all necessary top-end seals.
Yes, designed as a direct replacement with comparable thickness and materials.
Fits 2019-2023 KTM 450 SX-F models, including Factory Edition.
Only if rebuilding with oversized pistons; otherwise, clean thoroughly.
Installation Guide
Difficulty
Medium
Est. Time
1 hr 0 min
Tools Required
- torque wrench
- socket set
- gasket scraper
- piston ring compressor
Pro Tips
- Use assembly lube on cylinder and piston
- Torque head bolts in crisscross pattern to spec
- Replace O-rings if included
Common Mistakes to Avoid
- Not cleaning mating surfaces thoroughly
- Incorrect torque sequence on head bolts
Comparison vs Stock/OEM
Aftermarket kit with similar materials but often more durable composites
Improvements
- Better heat resistance
- Precise fit for performance engines
- Cost-effective replacement
Considerations
- Verify thickness matches OEM specs for compression
Durability & Warranty
Expected Lifespan
Matches OEM; 40-60 hours of riding depending on conditions
Warranty
1 year manufacturer defect warranty
Maintenance
Inspect during regular top-end services (every 40 hours)
What Others Are Saying
Reviews from across the web
