WISECO ORWI-CO421269-ON Piston 175CT-2 Bike 66MM

( Brand: Wiseco ), ( Manufacturer Part Number: ORWI-CO421269-ON ), ( Part Type: Piston )

Review WISECO Thru Yamaha Dirt Bike Piston 66mm fits 1977

WiseCo ORWI-CO421269-ON 1977 Yamaha 175CT-2 Bike Piston (66mm)

The WiseCo ORWI-CO421269-ON 1977 Yamaha 175CT-2 Bike Piston is an essential replacement component for your vintage Yamaha motorcycle. This piston, specifically designed for engines with a bore size of 66mm, is precisely engineered to deliver optimal engine performance and reliability.

Manufactured using high-quality materials, this piston boasts a forged aluminum construction that ensures exceptional strength and durability. The skirt of the piston features a generous radius to minimize friction between the piston and cylinder wall, contributing to a smoother riding experience.

The piston crown, where the combustion process takes place, is meticulously designed to optimize the compression ratio and power output of your engine. The crown also features a state-of-the-art ring groove design that facilitates the precise fitting of rings, ensuring efficient sealing and reduced blowby.

The piston pin bore is precision-machined to ensure a snug fit with the piston pin, while the piston pin itself is made from hardened steel for added strength and longevity. To further enhance the piston's durability, the wrist pin bosses are reinforced to prevent cracking and failure.

This WiseCo piston is engineered to meet or exceed OEM specifications, ensuring a direct fit and reliable operation. It is also backed by WiseCo's commitment to quality, making it an excellent choice for restoring or maintaining your classic 1977 Yamaha 175CT-2 motorcycle.

By investing in a genuine WiseCo ORWI-CO421269-ON 1977 Yamaha 175CT-2 Bike Piston, you are not only improving the performance and longevity of your motorcycle but also preserving the legacy of this iconic machine.

Pros and Cons of Buying WISCO ORWI-CO421269-ON 175ct-2 Yamaha 1977 Piston (66mm)

The WISCO ORWI-CO421269-ON piston is designed for 1977 Yamaha 175ct-2 motorcycles with a 66mm bore size. In this text, we'll discuss the advantages and disadvantages of purchasing this piston to help you make an informed decision.

1. High-quality materials: This piston is made of forged aluminum, ensuring durability and reliability.

2. Improved performance: A forged piston like the WISCO ORWI-CO421269-ON piston can offer better compression and power delivery.

3. Reinforced rings: The piston comes with reinforced piston rings, which help in reducing engine oil consumption and improving engine efficiency.

1. Cost: Forged pistons typically cost more than their cast iron counterparts.

2. Installation complexity: Installing a forged piston requires more expertise and skill compared to a cast piston.

3. Break-in period: A forged piston may require a longer break-in period to ensure proper seating of the piston rings and to prevent engine damage.

The WISCO ORWI-CO421269-ON piston for a 1977 Yamaha 175ct-2 bike comes with several advantages, such as improved performance, high-quality materials, and reinforced rings. However, it also has some disadvantages, like the higher cost, installation complexity, and a longer break-in period.

If you're looking to enhance your 1977 Yamaha 175ct-2's performance and are willing to invest in a higher-quality piston, then the WISCO ORWI-CO421269-ON piston is an excellent choice. However, if you're on a budget or prefer a more straightforward installation process, you might want to consider a cast piston instead. Regardless of your decision, make sure to consult your mechanic for professional advice and guidance.

Details:

Only Wiseco replacement ring sets can be used on pistons. Parts without fitment are to be assumed universal and may require vehicle modification. Credit or Debit Card. Wiseco 2 cycle pistons are not supplied with a wrist pin unless noted in the .

All Wiseco 4 cycle pistons come complete with rings, wrist pins and cir clips. All Wiseco 2 cycle pistons are supplied with rings and cir clips. This is helpful if you are buying multiple items. I need to exchange an item.

Thru 1977 Yamaha 175CT-2 Dirt Bike Wiseco Piston 66mm: Compatibility: 175CT-2, Size: 66mm.

part #: orwico421269 prices

• $146.99-$153.65

specifications pistondon:

• for makes: Yamaha
• for years: 1977
• brand: Wiseco
• mpn: Orwi-co421269-on
• part type: Piston

returns pistondon:

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

general pistondon:

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

payments pistondon:

• credit card: Discover
• wallet: Google-pay
• other

shipping pistondon:

• transit: 4-8 Days
• class: Standard
• type: Fixed
• service: Standard
• cost: $0.00

seller pistondon:

• rating: 99.8%
• # reviews: 73318
• city: Sparks, NV

offer pistondon:

• sold: 0
• started: December 25, 2025
• options: Ship-to-home
• availability: In Stock
• quantity: 7

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