1. Pistons, Rings & Piston Kits Products
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  3. CALTRIC OC0147PR113LL

CALTRIC OC0147PR113LL Cylinder Piston Ring Set 66.4MM

fits model: Yz250. make: Yamaha. year: 1999–2023.

Oc0147pr113ll Caltric Cylinder Piston Ring Set For Yamaha Yz250 1999-2023 66.4mm

( Brand: Caltric ), ( Manufacturer Part Number: OC0147PR113LL ), ( Item Thickness: 1mm ), ( Machine Type: Dual Sport Motorcycle ), ( Items Included: 2x Piston Rings ), ( Piston Diameter: 66.36mm ), ( Material: Steel ), ( California Prop 65 Warning: Proposition 65 Warning For California Consumers. ), ( Engine Type: 2-stroke ), ( Type: Piston Ring Set ), ( Manufacturer Warranty: 90 Day ), ( Oe/oem Part Number: 5cu-11603-10-00, 5cu-11603-00-00 ), ( Cylinder Bore Diameter: 66.4mm ), ( Pin Diameter: Back Notch ), ( Country Of Origin: China )

Review CALTRIC Cylinder Piston Ring Set For Yamaha 66.4mm fits YZ250 1999–2023

Introducing the Caltrics OC0147PR113LL Cylinder Piston Ring Set, specifically designed for Yamaha YZ250 motorcycles manufactured between 1999 and 2023 with a 66.4mm bore size. This premium ring set is the perfect solution for riders seeking optimal engine performance and prolonged engine life.

The Caltrics OC0147PR113LL Cylinder Piston Ring Set includes a comprehensive collection of top-quality components. The compression ring, also known as the oil control ring, is engineered to minimize oil consumption and ensure consistent combustion. The oil control ring features a unique design that optimizes oil distribution and prevents oil from leaking into the crankcase.

The secondary ring, or the oil scraper ring, is responsible for removing excess oil from the cylinder walls. This ring is crucial in maintaining proper oil levels and preventing engine wear. The Caltrics OC0147PR113LL Ring Set's oil scraper ring is meticulously crafted to ensure efficient oil removal and minimize oil consumption.

The third component in this set is the piston ring, which plays a vital role in sealing the gap between the piston and the cylinder wall. The Caltrics OC0147PR113LL Piston Ring Set's piston ring is manufactured using advanced materials and precision manufacturing techniques to ensure a perfect fit, optimal sealing, and prolonged engine life.

This ring set is also designed to accommodate the unique demands of high-performance applications. The rings are engineered to handle the increased heat and pressure generated during aggressive riding, ensuring consistent performance and reliability.

In conclusion, the Caltrics OC0147PR113LL Cylinder Piston Ring Set for Yamaha YZ250 motorcycles delivers unmatched performance and durability. This top-quality ring set is meticulously designed to minimize oil consumption, optimize combustion, and ensure efficient engine operation. Whether you're a weekend warrior or a professional racer, this ring set is the perfect choice for maintaining your Yamaha YZ250's engine in peak condition.

Caltrics OC0147PR113LL Cylinder Piston Ring Set for Yamaha YZ250 (1999-2023, 66.4mm): Pros, Cons, and Conclusion

The Caltrics OC0147PR113LL cylinder piston ring set is a replacement option for Yamaha YZ250 motorcycles with a 66.4mm bore from the years 1999 to 2023. In this analysis, we will discuss the potential advantages (pros) and disadvantages (cons) of purchasing this product, followed by a conclusion and recommendation.

Pros:

1. Compatibility: The Caltrics OC0147PR113LL piston ring set is designed specifically for the Yamaha YZ250 models within the mentioned time frame, ensuring a precise fit.

2. Improved Performance: Worn or damaged piston rings can lead to power loss and reduced engine efficiency. New rings can restore power and improve overall performance.

3. Durability: Caltrics is known for manufacturing high-quality aftermarket parts, and the OC0147PR113LL piston ring set is no exception. The rings are engineered to last longer than OEM options.

4. Cost-effective: Replacing worn piston rings with a new set can save you money compared to purchasing a new engine or even an entire rebuild kit.

5. Easy Installation: Piston ring replacement is a relatively straightforward process, making it an accessible DIY project for many motorcycle enthusiasts or even professional mechanics.

Cons:

1. Requires Specific Tools: Installing piston rings requires specialized tools like a piston ring compressor, which may not be readily available for every mechanic or enthusiast.

2. Risk of Damage: Improper installation or the use of incorrect ring sizes can lead to engine damage, such as scuffing the cylinder wall or damaging the piston.

3. Limited Lifetime: Although the Caltrics piston rings are engineered for durability, they still have a finite lifespan. Depending on usage conditions, these rings may need to be replaced again in the future.

Conclusion:

The Caltrics OC0147PR113LL cylinder piston ring set is a reliable and cost-effective option for Yamaha YZ250 owners seeking to restore power and improve overall engine performance. While the installation process may require specialized tools and some level of expertise, the benefits of a high-quality aftermarket piston ring set outweigh the potential challenges. In conclusion, the pros of purchasing this product far outweigh the cons, making it a solid recommendation for anyone in need of a piston ring replacement for their Yamaha YZ250 motorcycle.

Details:

66.4mm x 1mm Flat / Back Notch 2-Stroke Piston Ring Set. Manufactured to meet or exceed OEM specifications. Ring Size: 66.4mm. Yamaha YZ250X 2016 -2023.

FITS THE FOLLOWING YAMAHA model's: Yamaha YZ250 1999 -2023. Notch: Backside Notch.

part #: oc0147pr113ll price

  • $20.24

specifications pistondon:

  • for models: Yz250
  • for makes: Yamaha
  • for years: 1999-2023
  • brand: Caltric
  • mpn: Oc0147pr113ll
  • item thickness: 1mm
  • machine type: Dual Sport Motorcycle
  • items included: 2x Piston Rings
  • piston diameter: 66.36mm
  • material: Steel
  • california prop 65 warning: Proposition 65 Warning For California Consumers.
  • engine type: 2-stroke
  • type: Piston Ring Set
  • manufacturer warranty: 90 Day
  • oe/oem part number: 5cu-11603-10-00, 5cu-11603-00-00
  • cylinder bore diameter: 66.4mm
  • pin diameter: Back Notch
  • country of origin: China

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seller pistondon:

  • # reviews: 205305
  • city: Pacoima, California
  • rating: 99.3%

general pistondon:

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

shipping pistondon:

  • carrier: USPS, FedEx
  • class: Standard, Expedited
  • transit: 3-9 Days
  • service: USPS First Class, FedEx 2Day
  • cost: $0.00
  • type: Fixed

returns pistondon:

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

offer pistondon:

  • options: Ship-to-home
  • sold: 0
  • availability: In Stock
  • started: March 17, 2026
for models: yz250, for makes: yamaha, for years: 1999-2023, item thickness: 1mm, machine type: dual sport motorcycle, items included: 2x piston rings, piston diameter: 66.36mm, california prop 65 warning: proposition 65 warning for california consumers., engine type: 2-stroke, type: piston ring set, manufacturer warranty: 90 day, oe/oem part number: 5cu-11603-10-00, 5cu-11603-00-00, cylinder bore diameter: 66.4mm, pin diameter: back notch, country of origin: china,
category: motorcycle parts > motorcycle scooter parts accessories > engines engine parts > pistons, rings piston kits, material: steel, sku: 11258667612118772,

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1 offer $20.24 USD
  • Offer #1: $20.24 price + $0.00 shipping estimate = $20.24* total. Ring Size: 66.4mm. Yamaha YZ250 1999-2023.FREE SHIPPING

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