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  3. YAMAHA 1T0-11630-10

YAMAHA Piston Kit O/s 0.25 1T0-11630-10-00

fits model: Yz80. make: Yamaha. year: 1974–1979.

1t0-11630-10-00 Yamaha 1t0-11630-10 1974-1979 Yz80 Oem Piston Kit O/s 0.25

( Manufacturer Part Number: 1T0-11630-10 ), ( Part Type: Piston ), ( Country Of Origin: United States ), ( Manufacturer Warranty: Unspecified Length ), ( Storage Location: J8 Crp1-n Buk 52 )

Review YAMAHA Oem Piston Kit O/s 0.25 fits YZ80 1974–1979

Introducing the Yamaha 1T0-11630-10 1974-1979 YZ80 Oversize Piston Kit, specifically designed for the classic Yamaha YZ80 motorcycle models produced between 1974 and 1979. This piston kit is an essential upgrade for any enthusiast looking to enhance the performance of their vintage bike.

The kit includes a single oversize piston with a diameter of 0.25 millimeters, which is larger than the original stock piston. This oversize piston is meticulously engineered to provide improved compression and power output. The piston is crafted from high-quality forged aluminum, ensuring durability and reliability even during the most demanding riding conditions.

The piston features a reversed taper pin design, which offers enhanced pin retention and reduces the risk of piston pin damage. The piston skirt is designed with a full-skirted profile, which reduces piston slap and improves engine efficiency. Additionally, the piston has a honed surface finish, ensuring a proper fit within the cylinder bore and reducing the risk of ring damage.

The Yamaha 1T0-11630-10 1974-1979 YZ80 Oversize Piston Kit is a direct replacement for the stock piston and comes complete with all necessary hardware, including piston pins, ring sets, and gudges. The kit also includes detailed installation instructions to ensure a seamless and hassle-free installation process.

Upgrading to this oversize piston kit not only provides performance benefits, but it also adds a touch of customization to your vintage Yamaha YZ80 motorcycle. Whether you're a seasoned rider or a novice enthusiast, this piston kit is an excellent investment for any Yamaha YZ80 collector or restorer.

In summary, the Yamaha 1T0-11630-10 1974-1979 YZ80 Oversize Piston Kit is a high-quality and reliable performance upgrade for your vintage Yamaha YZ80 motorcycle. This kit includes a single oversize piston, all necessary hardware, and detailed installation instructions for a hassle-free installation process. With its improved compression, power output, and enhanced durability, this piston kit is an essential addition to any Yamaha YZ80 collector's garage.

Buying a Yamaha YZ80 1974-1979 O.S. 0.25 1t0-11630-10 Piston Kit: Pros, Cons, and Conclusion

The Yamaha YZ80 1974-1979 piston kit, part number 1t0-11630-10, is an aftermarket upgrade for owners of classic Yamaha motorcycles. This piston kit is designed for 0.25 oversized engines, providing improved performance and power. In this analysis, we will discuss the pros, cons, and a concluding recommendation.

Pros:

1. Enhanced Performance: The oversized piston design allows for increased combustion and better engine efficiency, ultimately resulting in improved horsepower and torque.

2. Durability: The piston kit is manufactured from high-quality materials, ensuring a long lifespan and resistance to wear and tear, making it a worthwhile investment for classic Yamaha motorcycle enthusiasts.

3. Customization: Installing the 1t0-11630-10 piston kit provides a unique upgrade, setting your motorcycle apart from others and adding value to the bike.

Cons:

1. Cost: The Yamaha YZ80 piston kit is an aftermarket part and may come with a higher price tag than stock pistons.

2. Installation Complexity: Installing the piston kit requires specialized tools, skills, and knowledge, potentially leading to additional labor costs or the need to hire a professional mechanic.

3. Potential Engine Adjustments: The installation of the oversized piston kit may require additional engine adjustments, such as carburetor tuning or ignition timing adjustments, to optimize performance and prevent potential engine issues.

Conclusion:

The Yamaha YZ80 1974-1979 O.S. 0.25 1t0-11630-10 piston kit offers impressive performance benefits, including increased power and improved engine efficiency. However, these advantages come with a higher cost, potential installation complexities, and the need for additional engine adjustments.

Based on the information provided, it is recommended that potential buyers carefully consider their goals, budget, and technical abilities before investing in this piston kit. For those who prioritize performance and are willing to invest in the necessary resources, the 1t0-11630-10 piston kit can significantly enhance the riding experience of their classic Yamaha motorcycle. For others, the cost and complexity may outweigh the benefits, and it may be more suitable to stick with stock pistons.

Details:

Fits: 1974-1979 Yamaha YZ80. Yamaha Cruisers. Ideal for engine rebuilds, ensuring optimal performance and durability. The image to watch on YouTube.

Spotlight: A Day Inside . This is a genuine Yamaha OEM 0.25 oversized piston kit for the 1974-1979 YZ80 model's.

part #: 1t01163010 prices

  • $79.99-$159.00

specifications pistondon:

  • for models: Yz80
  • for makes: Yamaha
  • for years: 1974-1979
  • mpn: 1t0-11630-10
  • part type: Piston
  • country of origin: United States
  • manufacturer warranty: Unspecified Length
  • storage location: J8 Crp1-n Buk 52

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  • time: 30 Days
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seller pistondon:

  • rating: 99.3%
  • city: Odessa, Florida
  • # reviews: 210906

general pistondon:

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

offer pistondon:

  • best offers: True
  • started: February 19, 2026
  • availability: In Stock
  • quantity: 1
  • options: Ship-to-home
  • sold: 0
for models: yz80, for makes: yamaha, for years: 1974-1979, part type: piston, country of origin: united states, manufacturer warranty: unspecified length, storage location: j8 crp1-n buk 52,
category: motorcycle parts > motorcycle scooter parts accessories > engines engine parts > pistons, rings piston kits, sku: 10723672881312663,

Yamaha 1T0-11630-10 Is Similar To:

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2 offers $79.99–$159.00 USD
  • Offer #1: $79.99 price + $7.00 shipping estimate = $86.99* total. OEM Yamaha piston kit.+$7.00 shipping
  • Offer #2: $159.00 price + $11.35 shipping estimate = $170.35* total. 1979 YZ80F CRANKSHAFT - PISTON YZ80D. NOS YAMAHA PISTON KIT.+$11.35 shipping

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