YAMAHA 2K8-11637-00 Nos Piston .75

( Manufacturer Part Number: 2K8-11637-00 ), ( Part Type: Piston ), ( Country Of Origin: United States ), ( Manufacturer Warranty: Unspecified Length ), ( Storage Location: J8 Crp1-n Buk 57 )

Review YAMAHA Nos .75 Oversize Piston fits IT400 YZ400 1976

Yamaha IT400/YZ400 NOS 1976 750cc Two-Stroke Enduro Motorcycle Piston

The Yamaha 2k8-11637-00 1976 IT400/YZ400 NOS (New Old Stock) piston is an authentic, original component extracted from a legendary Yamaha two-stroke enduro motorcycle. This piston, specifically designed for the 1976 IT400 and YZ400 models, is a testament to Yamaha's rich motorcycle heritage and engineering excellence.

Constructed from high-quality forged aluminum alloy, this piston boasts exceptional durability and strength, making it ideal for demanding off-road conditions. Its lightweight design ensures optimal engine performance, while its precise dimensions and surface finish contribute to a smooth, efficient combustion process.

The piston's crown features a unique and intricate design, with a dished shape that facilitates efficient gas flow and optimal compression. The piston ring grooves are meticulously machined to ensure proper sealing and a snug fit with the accompanying piston rings.

This NOS piston comes in its original packaging, ensuring that it remains in pristine condition until it's time for installation. It's an essential component for any motorcycle enthusiast, collector, or restorer, looking to maintain, restore, or upgrade their Yamaha IT400/YZ400.

Please note that this piston is intended for use as a replacement part and should be installed by a qualified professional to ensure proper fitment and function. For best results, it is recommended to use this piston in conjunction with original or OEM Yamaha piston rings and gudges.

Bring a touch of history and authenticity to your Yamaha IT400/YZ400 with this genuine, NOS 1976 750cc two-stroke enduro motorcycle piston.

Pros and Cons of Buying a Yamaha IT400 YZ400 NOS 75 Piston (1976)

The Yamaha IT400 YZ400 NOS 75 Piston (1976) is a classic motorcycle part that may appeal to collectors, restorers, or enthusiasts. Here are some potential advantages and disadvantages of purchasing this piston.

1. Authenticity: This piston is an original part from a classic Yamaha motorcycle, which may be desirable for collectors or enthusiasts.

2. Restoration: If you own a 1976 Yamaha IT400 or YZ400 and need a replacement piston, this part is specifically designed for your motorcycle.

3. Performance: The NOS (New Old Stock) status of this piston indicates that it has not been used before, potentially offering better performance than a rebuilt or used piston.

4. Investment: Collectible motorcycle parts, especially those in NOS condition, can appreciate in value over time, making them a potential investment.

1. Cost: Original NOS parts can be more expensive than rebuilt or used parts due to their scarcity and desirability.

2. Availability: Finding the exact part you need in NOS condition may be challenging and time-consuming.

3. Compatibility: Ensure this piston is compatible with your specific motorcycle model and year before purchasing.

The decision to buy a Yamaha IT400 YZ400 NOS 75 Piston (1976) depends on your priorities as a motorcycle enthusiast or collector. If you value authenticity, performance, and potential investment opportunities, this piston may be worth considering. However, be prepared to pay a higher price and potentially face challenges in availability and compatibility. Ultimately, weigh the pros and cons carefully before making your purchase.

If you are in the market for a piston for your 1976 Yamaha IT400 or YZ400, and authenticity, performance, and potential investment opportunities are important to you, then the Yamaha IT400 YZ400 NOS 75 Piston (1976) could be a worthwhile investment. However, be sure to research extensively before purchasing to ensure compatibility and availability, and consider the cost implications. Alternatively, you may want to explore other options such as rebuilt or used pistons, which may be more affordable.

Details:

The image to watch on YouTube. Fits: Fits the 1976 Yamaha IT400 and YZ400 model's. This is a NOS New Old Stock genuine Yamaha piston.75 oversize, part number 2K8-11637-00. Spotlight: A Day Inside .

It is designed for the 1976 Yamaha IT400 and YZ400 model's, ideal engine rebuilds. Yamaha MX / ATV. Yamaha Cruisers.

part #: 2k81163700 prices

• $44.97-$49.99

specifications pistondon:

• for models: It400, Yz400
• for makes: Yamaha
• for years: 1976
• mpn: 2k8-11637-00
• part type: Piston
• country of origin: United States
• manufacturer warranty: Unspecified Length
• storage location: J8 Crp1-n Buk 57

general pistondon:

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

offer pistondon:

• options: Ship-to-home
• quantity: 1
• availability: In Stock
• started: January 14, 2026
• best offers: True
• sold: 0

payments pistondon:

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

returns pistondon:

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

seller pistondon:

• city: Odessa, Florida
• # reviews: 204955
• rating: 99.2%

shipping pistondon:

• transit: 3-8 Days
• type: Fixed
• cost: $0.00
• carrier: FedEx, USPS
• service: FedEx Ground / FedEx Home Delivery, USPS Priority Mail, FedEx 2Day, Overnight
• class: Standard, Expedited, One-day

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