NAMURA FX-40049K Top Forged Piston End Repair Kit 758891110772 96.95MM 12.5

( Brand: Namura ), ( Manufacturer Part Number: FX-40049K ), ( Part Type: Piston ), ( UPC: 758891110772 )

Review NAMURA Forged Piston Top End Repair Kit 96.95mm 12.5 For Yamaha fits YZ450F 2014–2019

Introducing the Namura FX-40049K Forged Piston Top End Repair Kit, specifically designed for Yamaha YZ450F motorcycles with a 96.95mm bore and 12.5:1 compression ratio, manufactured between the years 2014 and 2019. This top-of-the-line repair kit is an essential investment for any dedicated off-road racer or enthusiast seeking optimal engine performance.

The heart of this repair kit is the forged piston. Forged pistons are renowned for their exceptional strength, durability, and reduced weight compared to their cast counterparts. The Namura FX-40049K piston is meticulously crafted from high-quality aluminum alloy, ensuring superior heat dissipation and resistance to fatigue. Its precision-machined surface guarantees a perfect fit within the cylinder bore, ensuring seamless engine operation.

This repair kit includes not just the forged piston, but also a comprehensive collection of essential components. You'll find a high-performance, lightweight con rod, a durable and efficient crankshaft pin, a sturdy connecting rod pin, and top-quality rings - compression, oil control, and piston rings. These components are engineered to work in perfect synergy with the forged piston, ensuring the longevity and reliability of your Yamaha YZ450F engine.

The Namura FX-40049K Forged Piston Top End Repair Kit is more than just a collection of replacement parts. It represents the pinnacle of engineering and performance for your Yamaha YZ450F motorcycle. With this repair kit, you can breathe new life into your engine, improving horsepower, torque, and overall performance. Whether you're gearing up for a grueling race or simply seeking to enhance your off-road riding experience, the Namura FX-40049K Forged Piston Top End Repair Kit is the perfect solution.

The installation process is straightforward, making it an accessible upgrade for even the most novice of mechanics. The kit comes with all the necessary hardware, ensuring a hassle-free installation experience. With the Namura FX-40049K Forged Piston Top End Repair Kit, you can trust that your Yamaha YZ450F engine will be performing at its absolute best, delivering unmatched power, durability, and reliability.

In conclusion, the Namura FX-40049K Forged Piston Top End Repair Kit is an essential investment for any serious Yamaha YZ450F rider. With its high-performance forged piston and comprehensive collection of top-quality components, this repair kit will transform your engine, delivering unrivaled power, durability, and reliability. Upgrade your Yamaha YZ450F today and take your off-road experience to new heights.

The Namura FX-40049K Forged Piston Top End Repair Kit is designed for Yamaha YZ450F motorcycles with a 96.95mm bore and a 12.5:1 compression ratio, manufactured between years 2014 to 2019. Here are some pros and cons to help you decide if purchasing this kit is the right choice for your motorcycle repair needs.

1. High-quality forged pistons: This repair kit uses forged pistons, which are stronger and more durable than cast pistons. Forged pistons can handle more power and heat, making them an excellent choice for high-performance motorcycles like the Yamaha YZ450F.

2. Complete top end repair solution: The kit includes all the necessary parts to rebuild the top end of your engine, including pistons, rings, gudges, and seals. This can save you time and money by eliminating the need to source individual parts.

3. Improved engine performance: Upgrading to forged pistons can lead to improved engine performance, including increased horsepower, torque, and overall engine efficiency.

1. Cost: Forged piston repair kits like the Namura FX-40049K can be quite expensive compared to cast piston kits. This may be a significant investment for some motorcycle owners.

2. Installation complexity: Installing a forged piston kit can be a complex and time-consuming process. It may require specialized tools and expertise, which could add to the overall cost and time investment.

3. Risk of damage: Installing aftermarket parts like forged pistons can carry some risk of damage to the engine. Proper installation and maintenance are crucial to ensure the longevity and performance of the new parts.

The Namura FX-40049K Forged Piston Top End Repair Kit offers several benefits, including high-performance forged pistons, a complete top end repair solution, and potential improvements to engine performance. However, the cost and installation complexity may be significant drawbacks for some motorcycle owners. Ultimately, the decision to purchase this kit depends on your budget, mechanical skills, and desire for improved engine performance. If you're comfortable with the investment and the installation process, this kit could be a worthwhile upgrade for your Yamaha YZ450F. Alternatively, if you're on a tight budget or prefer a more straightforward repair option, you may want to consider a cast piston repair kit instead.

Details:

Namura Forged Piston Top End Repair Kit 96.95mm 12.5:1 for Yamaha YZ450F 14-19: top-end repair kit can help improve the performance of your ride and keeping it running in peak condition. Comes with enough components to service one engine. Top end gasket kit. Everything for a top end rebuild in one box.

Piston comes with rings.

part #: fx40049k prices

• $203.10-$236.60

specifications pistondon:

• for models: Yz450f
• for makes: Yamaha
• for years: 2014-2019
• brand: Namura
• mpn: Fx-40049k
• part type: Piston
• upc: 758891110772

offer pistondon:

• options: Ship-to-home
• availability: In Stock
• quantity: 2
• sold: 0
• started: April 17, 2025

general pistondon:

• condition: New
• Motorcycle Scooter Parts Accessories > Engines Engine Parts > Pistons, Rings Piston Kits

shipping pistondon:

• carrier: UPS
• class: Standard
• transit: 2-5 Days
• type: Fixed
• cost: $0.00
• service: UPS Ground

returns pistondon:

• time: 30 Days
• policy: Returns Accepted
• paid by: Buyer

payments pistondon:

• other
• wallet: Apple-pay
• credit card: Mastercard

seller pistondon:

• # reviews: 610332
• city: Grand Rapids, Michigan
• rating: 99.2%

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