WISECO 4156PS Piston 4156MO6550

( Brand: Wiseco ), ( Manufacturer Part Number: 4156PS ), ( Part Type: Piston ), ( Country Of Origin: United States )

Review WISECO Honda Piston fits XR200 TRX200 XR TRX 200

The WISCO 4156PS Honda piston is an excellent replacement option for various Honda models, including the XR200, XR, TRX, and TRX200. This piston, specifically identified as part number 4156PS and cross-referenced as MO6550, is designed to deliver optimal performance and reliability for your Honda engine.

This forged piston is crafted from high-quality aluminum alloy, ensuring exceptional strength and durability. The piston crown is engineered with a dish shape and a compression height of 3.650 inches, providing efficient combustion and enhanced power output. The skirt of the piston is machined to a precise fit, ensuring a snug connection within the engine cylinder.

The piston ring grooves are designed to accommodate three compression rings and one oil control ring. These rings are crucial for maintaining proper sealing and engine performance. The ring lands are machined with a precise radius to ensure efficient ring travel and even ring compression.

The piston pin bore is designed to accommodate a 0.185-inch piston pin. The piston pin retaining groove is designed to securely hold the piston pin in place, preventing any unwanted movement during engine operation.

This WISCO 4156PS Honda piston is also engineered with a piston cooling oil jet hole, which allows oil to be directly injected onto the piston skirt to prevent localized heating and reduce the risk of piston failure.

In summary, the WISCO 4156PS Honda piston is a high-performance and durable replacement option for various Honda models. Its forged construction, precise dimensions, and engineered features make it an ideal choice for enhancing engine performance and reliability.

The Wiseco 4156PS Honda piston (part numbers 4156PS and 4156MO6550) is a high-performance aftermarket piston designed for various Honda models including the XR200, TRX200, and TRX. Here are some pros and cons that might help you make an informed decision about purchasing this piston.

1. Enhanced Performance: The Wiseco piston is known for providing increased power and torque due to its high-performance design. It can help improve the engine's responsiveness and overall performance.

2. Durability: Wiseco pistons are made from high-quality materials and undergo a rigorous manufacturing process to ensure they can handle the rigors of off-road riding.

3. Lightweight: The piston is lighter than the OEM piston, which can help reduce engine weight and improve overall performance.

4. Customizability: Wiseco offers various piston designs to cater to different riding styles and performance goals.

1. Cost: Aftermarket pistons like the Wiseco 4156PS can be more expensive than OEM pistons.

2. Installation Complexity: Installing an aftermarket piston requires more expertise and time compared to an OEM piston. It is recommended to have the piston installed by a professional mechanic.

3. Potential for Increased Noise: The Wiseco piston may produce more noise than the OEM piston due to its high-performance design.

The Wiseco 4156PS Honda piston offers enhanced performance, durability, and customizability for off-road riders. However, it comes with a higher cost, installation complexity, and potential for increased noise. Ultimately, the decision to purchase this piston depends on your riding style, performance goals, and budget. If you're looking for improved performance and don't mind the additional cost and complexity, the Wiseco 4156PS could be a worthwhile investment. If you're on a tight budget or prefer a more straightforward installation, an OEM piston may be a better option for you.

Details:

WISECO PISTON KIT PART # 4156PS. MY BOOK SHOWS THIS FITTING A XR200 1986 2004 TRX200 1981 85 model. 65.5MM KIT INCLUDES PISTON, PISTON RINGS, PIN AND CLIPS.

part #: 4156ps prices

• $29.00-$120.00

specifications pistondon:

• for models: Xr200, Trx200, Xr, Trx, 200
• for makes: Honda
• brand: Wiseco
• mpn: 4156ps
• part type: Piston
• country of origin: United States

general pistondon:

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

offer pistondon:

• sold: 0
• availability: In Stock
• started: April 27, 2026
• options: Ship-to-home
• quantity: 1

returns pistondon:

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

seller pistondon:

• rating: 100.0%
• city: Grove City, Ohio
• # reviews: 889

shipping pistondon:

• cost: $0.00
• class: Expedited
• carrier: USPS
• transit: 3-9 Days
• type: Calculated
• service: USPS Priority Mail

payments pistondon:

• other
• wallet: Apple-pay
• credit card: Diners-club

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