PRO-X 03.1300 Connecting Rod Kit

( Brand: Pro-x ), ( Part Type: Rod ), ( Manufacturer Part Number: 03.1300 )

Review PRO X Honda Connecting Rod Kit fits 1300 TRX250R 1987–1989

Introducing the Pro-X 03.1300 connecting rod kit, an essential upgrade for your Honda TRX250R ATVs manufactured between 1987 and 1989. This high-performance rod kit is designed to deliver superior strength, durability, and reliability to your engine, ensuring optimal power transfer and unmatched riding experience.

The Pro-X 03.1300 connecting rod kit consists of four premium quality forged steel connecting rods. Each rod is meticulously crafted using advanced manufacturing processes to ensure uniformity, strength, and precision. The rods feature enhanced fillet radius, larger diameter gudges, and increased thickness in critical areas, which translates to increased load capacity and resistance to fatigue and failure.

The rods are also designed with a longer stroke length, which allows for improved combustion efficiency and increased power output. The Pro-X 03.1300 rods are also lighter than the stock rods, reducing rotating mass and improving engine response time.

The kit includes new piston pins and bushings, which are made from high-strength material and precision machined for a perfect fit. The new piston pins feature larger diameter and increased length, ensuring a snug fit in the new rods and reducing the likelihood of pin bending and failure. The bushings are also designed to provide a tighter fit and reduce the amount of play in the connecting rod bearing, resulting in reduced engine noise and improved reliability.

The Pro-X 03.1300 connecting rod kit is compatible with stock pistons, but for maximum performance, it is highly recommended to use it in conjunction with a high-performance piston kit. The kit is easy to install, requiring only basic hand tools and a few hours of your time.

In summary, the Pro-X 03.1300 connecting rod kit is an excellent investment for any Honda TRX250R ATV owner looking to enhance the performance, reliability, and durability of their engine. With its forged steel construction, enhanced design features, and compatibility with stock pistons, this kit is an essential upgrade for any rider seeking to get the most out of their ATV.

Pros and Cons of Buying a PRO-X 03.1300 Honda TRX250R Connecting Rod Kit (1987-1989)

a. Improved Performance: A new connecting rod kit can enhance the engine's performance by reducing the weight of the connecting rods and improving their strength. This can lead to better power delivery and increased horsepower.

b. Preventing Engine Damage: Worn-out or weak connecting rods can cause engine damage, such as piston slap or even engine failure. Replacing the connecting rods with a new kit can prevent these issues and save you from expensive repairs or engine replacement.

c. Cost-Effective: In some cases, replacing the connecting rods with a new kit can be more cost-effective than rebuilding the entire engine or purchasing a new one.

d. Increased Longevity: A new connecting rod kit can increase the lifespan of your Honda TRX250R engine by providing stronger and more durable components.

a. Cost: A new connecting rod kit can be a significant investment, especially if you are on a tight budget. The cost of the kit, as well as the labor costs if you choose to have it installed by a professional, can add up.

b. Installation: Installing a new connecting rod kit can be a complex and time-consuming process, especially if you are not experienced in working on motorcycles. It requires a considerable amount of time, tools, and expertise.

c. Availability: Finding a new connecting rod kit for a specific model and year, such as the Honda TRX250R from 1987-1989, can be challenging. You may need to search extensively to find a reputable supplier or manufacturer.

d. Potential for Damage: During the installation process, there is a risk of damaging other components in the engine or transmission. It is essential to be cautious and precise when installing the new connecting rods to avoid any potential damage.

The decision to buy a PRO-X 03.1300 Honda TRX250R connecting rod kit (1987-1989) depends on various factors, including your budget, technical skills, and the condition of your engine. While a new connecting rod kit can lead to improved performance, increased longevity, and prevented engine damage, it also comes with a significant investment and installation challenges.

If you have the budget and the necessary technical skills, a new connecting rod kit can be a worthwhile investment for your Honda TRX250R. However, if you are on a tight budget or lack the necessary expertise, it may be more cost-effective to consider other options, such as engine rebuilding or purchasing a rebuilt engine.

Before making a decision, it is essential to weigh the pros and cons carefully and consider all the factors involved. I would recommend consulting with a professional mechanic or Honda dealer to assess the condition of your engine and discuss the best options for your specific situation. They can provide valuable insights and advice based on their expertise and experience.

part # 031300 prices

• $109.29-$132.95

specifications atvsienna:

• for models: 1300, Trx250r
• for makes: Honda
• for years: 1987-1989
• brand: Pro-x
• part type: Rod
• manufacturer part number: 03.1300

general atvsienna:

• ATV, Side-by-Side UTV Parts Accessories > Engines Engine Parts > Other Engine Parts
• condition: New

offer atvsienna:

• quantity: 1
• availability: In Stock
• sold: 0
• options: Ship-to-home
• started: March 15, 2026

seller atvsienna:

• # reviews: 586821
• rating: 99.5%

shipping atvsienna:

• class: Standard
• service: Standard
• type: Fixed
• cost: $5.99
• transit: 4-8 Days

payments atvsienna:

• wallet: Apple-pay
• credit card: Mastercard
• other

returns atvsienna:

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

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