1. Pistons, Rings & Piston Kits Products
  2. sku: 4779335834789532
  3. PRO 01.1325.A

PRO-X 01.1325.A Top Piston End Kit 66.34MM 2007 2006

fits model: Cr250r, Cr, 250. make: Honda. year: 2005–2007.

01.1325.a Pro-x Piston Top End Kit For Honda Cr 250 05-07 66.34mm

( Brand: Pro-x ), ( Manufacturer Part Number: 01.1325.A ), ( Type: Piston Kit ), ( Year: 2007, 2006, 2005 )

Review PRO X Piston Top End Kit For Honda 66.34mm fits CR250R CR 250 2005–2007

The PRO-X 01.1325.A piston top end kit is a high-performance upgrade designed specifically for Honda CR 250 motorcycles manufactured between 2005 and 2007. This piston top end kit is an essential upgrade for riders seeking improved engine performance, durability, and reliability.

The piston top end kit includes new pistons, rings, and other critical components that wear out over time or may be damaged due to high-performance riding. Each piston is meticulously crafted from a forged material for superior strength and durability. The piston crown is designed with a dish shape to improve combustion efficiency and power output. The piston skirt is engineered with a optimized profile to ensure a perfect seal with the cylinder wall, minimizing blow-by and enhancing engine efficiency.

The piston rings included in the kit are made from high-quality materials to provide excellent sealing properties and longevity. The compression ring is designed to maximize combustion pressure and deliver optimal engine performance. The oil control ring is engineered to minimize oil consumption and ensure proper lubrication of the piston and cylinder wall.

The PRO-X 01.1325.A piston top end kit also includes new wrist pins, piston pin bushings, and clips. These components ensure a secure and reliable connection between the piston and connecting rod. The wrist pins are made from high-strength material to handle the increased power output of the upgraded engine.

This kit is suitable for riders who demand the best from their Honda CR 250 and want to unlock its full potential. The PRO-X 01.1325.A piston top end kit is a direct replacement for the original equipment and is easy to install, making it an ideal upgrade for both casual and competitive riders.

In summary, the PRO-X 01.1325.A piston top end kit is a high-performance upgrade designed for Honda CR 250 motorcycles manufactured between 2005 and 2007. The kit includes new pistons, rings, wrist pins, piston pin bushings, and clips, all meticulously engineered for superior strength, durability, and performance. This upgrade is a must-have for riders seeking to maximize the potential of their CR 250 and enjoy a more powerful, efficient, and reliable engine.

Pros of buying a PRO-X 01.1325.A piston top end kit for a Honda CR 250 (2005-2007) with a 66.34mm bore:

1. Increased Performance: The PRO-X piston top end kit is designed to provide improved performance by increasing the bore size, allowing for more air and fuel to enter the engine, resulting in more power and torque.

2. Enhanced Durability: The piston top end kit is made of high-quality materials that are designed to withstand the rigors of off-road riding. The piston and rings are designed to reduce friction and wear, ensuring longer engine life.

3. Better Throttle Response: The increased bore size and improved engine performance can result in better throttle response, making the engine more responsive and easier to ride.

4. Improved Compatibility: The PRO-X piston top end kit is specifically designed for the Honda CR 250 models with a 66.34mm bore, ensuring a perfect fit and compatibility with the engine.

Cons of buying a PRO-X 01.1325.A piston top end kit for a Honda CR 250 (2005-2007) with a 66.34mm kit:

1. Cost: The PRO-X piston top end kit can be more expensive than stock piston kits, making it a significant investment for some riders.

2. Installation Complexity: Installing a piston top end kit can be a complex and time-consuming process, requiring specialized tools and a good understanding of engine mechanics.

3. Risk of Damage: Installing a piston top end kit incorrectly can result in engine damage, making it essential to follow the installation instructions carefully or to have the work done by a professional.

4. Potential for Engine Noise: Some riders have reported increased engine noise after installing a PRO-X piston top end kit, although this is not a common issue.

Conclusion:

The PRO-X 01.1325.A piston top end kit for the Honda CR 250 (2005-2007) with a 66.34mm bore offers significant performance improvements and enhanced durability. However, the cost, installation complexity, risk of damage, and potential for engine noise are factors that should be considered before making a purchase. Ultimately, the decision to buy this kit depends on the rider's budget, mechanical skills, and desired level of performance.

Recommendation:

If you are a serious off-road rider looking to significantly improve the performance of your Honda CR 250, the PRO-X 01.1325.A piston top end kit is an excellent investment. However, if you are new to motorcycle maintenance or have limited mechanical skills, it may be wise to consider having the installation done by a professional to minimize the risk of damage. Additionally, carefully review the installation instructions and ensure that you have all the necessary tools and materials before beginning the installation process.

Details:

Pro-X, Piston Kit, This item fits the following model's: Honda CR250R 2007, Honda 2006, 2005, 2005. Manufactured in Japan and designed as OEM replacements. Any damage claims may be exchanged for the identical item only. Available in standard sizes along with fractional increases.

Pistons supplied in a kit package that includes rings, wrist pins and cir clips. Standard B, C and sizes extend the life of expensive plated cylinders. Type: Piston Kit, Style: Cast, Size: A, Material: Aluminum Alloy, Compression Ratio: Standard, Bore: 66.34mm, Sold as: Kit. Cast from a high-silicon content aluminum alloy that meets or exceeds OEM specifications, then CNC machined to extremely close tolerances.

The smart solution; save money on engine repairs.

part #: 011325a prices

  • $129.56-$138.95

specifications pistondon:

  • for models: Cr250r, Cr, 250
  • for makes: Honda
  • for years: 2005-2007
  • brand: Pro-x
  • mpn: 01.1325.a
  • type: Piston Kit
  • year: 2007, 2006, 2005

offer pistondon:

  • sold: 0
  • quantity: 2
  • started: March 3, 2025
  • availability: In Stock
  • options: Ship-to-home

general pistondon:

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

seller pistondon:

  • # reviews: 563450
  • rating: 98.8%
  • city: Loudon, Tennessee

returns pistondon:

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

payments pistondon:

  • wallet: Paypal
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shipping pistondon:

  • transit: 4-10 Days
  • service: Economy, Standard, Expedited
  • cost: $0.00
  • class: Economy, Standard, Expedited
  • type: Fixed
for models: cr250r, cr, 250, for makes: honda, for years: 2005-2007, type: piston kit, year: 2007, 2006, 2005,
manufacturer: honda, category: motorcycle parts > motorcycle scooter parts accessories > engines engine parts > pistons, rings piston kits, sku: 4779335834789532,

Pro-x 01.1325.A Is Similar To:

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5 offers $129.56–$138.95 USD
  • Offer #1: $138.95 price + $12.95 shipping estimate = $151.90* total. Used pistons wear out and change shape Two-Stroke pistons are manufactured with a cam shape.+$12.95 shipping
  • Offer #2: $129.56 price + $0.00 shipping estimate = $129.56* total. MAKE MODEL YEAR. Pro-X Piston Kit 01.1325.FREE SHIPPING
  • Offer #3: $129.56 price + $0.00 shipping estimate = $129.56* total. A2 Honda CR 250 05-07 Standard A2.FREE SHIPPING
  • Offer #4: $129.56 price + $0.00 shipping estimate = $129.56* total. A1 Honda CR 250 05-07 Standard A1.FREE SHIPPING
  • Offer #5: $124.99 price + $0.00 shipping estimate = $124.99* total. This item fits the following machines Weight0.7 lbs. Pro X Piston Assembly - 66.34mm Bore.FREE SHIPPING

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