0 ratings
MOTO1988 80mm Big Bore Top End Cylinder Rebuild Kit Piston Ring Tensioner 1993-2008 For Honda TRX300EX TRX 300EX Sportrax 300
Every product purchased from us comes with 24-hour friendly customer service and 1 year product service.
MOTO1988 80mm Big Bore Top End Cylinder Rebuild Kit Piston Ring Tensioner 1993-2008 For Honda TRX300EX TRX 300EX Sportrax 300
Item #: 73968343

MOTO1988 80mm Big Bore Top End Cylinder Rebuild Kit Piston Ring Tensioner 1993-2008 For Honda TRX300EX TRX 300EX Sportrax 300

Item #: 73968343

AUD 209

Price Details

Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )

*All items will import from US

0 ratings Write a review
In stock
us Imported from USA store

QTY:

Order now and get it around Friday, August 07
Our Top Logistics Partners
  • fedex
  • dhl
Every product purchased from us comes with 24-hour friendly customer service and 1 year product service.
U-Care Warranty:
None
Select a Plan
buy now pay later

Buy Now Pay Later

fast shipping

Fast
Shipping

free return

Free
Return*

secure packaging

Secure Packaging

100% original products

100% Original Products

pci-dss

PCI DSS Compliance

iso certified

ISO 27001 Certified


paypal payment
afterpay payment
visa payment
mastercard payment
Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.

What Stands Out

High-Quality Material
Crafted from premium materials, the MOTO1988 rebuild kit ensures durability and long-lasting performance, reducing the likelihood of wear and tear in high-stress conditions.
Enhanced Performance
This kit is designed to boost power output and throttle response, optimizing your Honda TRX300EX’s performance for an exhilarating riding experience on and off the trails.
Comprehensive Kit
Includes everything needed for a complete rebuild, such as a piston, rings, and tensioner, simplifying maintenance and ensuring compatibility with models from 1993 to 2008.

Product Details

Shop MOTO1988 80mm Big Bore Top End Cylinder Rebuild Kit Piston Ring Tensioner 1993-2008 For Honda TRX300EX TRX 300EX Sportrax 300 online at a best price in Australia. B0BRS8YT6D
  • Compatible with Honda Sportrax 300 TRX300EX 1993-2008, TRX300X 2009, and FourTrax 300 1999
  • Includes 1 Cylinder, 1 Piston kit, 1 Ring kit, 1 Spark Plug, 3 Gaskets, and 1 Tensioner
  • Manufacturer Part: 12100-HM3-L00
  • Replacement Part: 12100-HM3-670
  • Please verify the applicable model numbers, pictures, and OEM numbers before purchasing
  • 24-hour friendly customer service and 1 year product service included
Item Weight2.5 lbs (1.13 kg)

Who Should Buy?

Suitable For
  • Experienced Mechanics

    Ideal for skilled technicians seeking high-performance upgrades for Honda TRX300EX for enhanced power and efficiency.

  • Recreational Riders

    Perfect for casual riders wanting to improve throttle response and overall performance in recreational off-road riding.

  • Performance Enthusiasts

    Designed for enthusiasts who aim to boost their ATV’s horsepower and torque through high-quality engine components.

Not Suitable For
  • New Riders

    Unsuitable for beginners who may lack mechanical experience to install complex performance parts safely.

Product Description

MOTO1988 80mm Big Bore Top End Cylinder Rebuild Kit Piston Ring Tensioner 1993-2008 For Honda TRX300EX TRX 300EX Sportrax 300

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is included in the MOTO1988 80mm Big Bore Top End Cylinder Rebuild Kit?

    Answer: The MOTO1988 80mm Big Bore Top End Cylinder Rebuild Kit includes an 80mm big bore cylinder, piston rings, a tensioner, gaskets, and other essential hardware. This comprehensive kit is designed to maximize your Honda TRX300EX's performance by providing all the necessary components for a successful rebuild. It allows for improved airflow and combustion, which can lead to enhanced acceleration and power. This kit is ideal for enthusiasts looking to enhance their ATV's capabilities.
  • Question: Is the MOTO1988 rebuild kit compatible with models other than the TRX300EX?

    Answer: The MOTO1988 rebuild kit is specifically designed for the Honda TRX300EX, TRX 300EX, and Sportrax 300 from the models released between 1993 and 2008. While it may share some similarities with other models, compatibility is not guaranteed since each model has unique specifications and components. Therefore, for optimal performance, it is recommended to use this kit exclusively for the mentioned models to ensure the best fit and efficiency.
  • Question: What are the benefits of using a big bore kit like the MOTO1988?

    Answer: Using a big bore kit like the MOTO1988 significantly increases engine displacement, which translates to more power and torque. With this kit, riders can experience enhanced acceleration and improved overall performance. Additionally, it can help in optimizing fuel efficiency during various riding conditions. For instance, when tackling steep hills or off-road terrains, the extra power provided by the big bore kit can make a considerable difference in rideability and handling.
  • Question: How do I install the MOTO1988 cylinder rebuild kit?

    Answer: Installing the MOTO1988 cylinder rebuild kit generally involves removing the existing top end components and replacing them with the new parts provided in the kit. It’s essential to follow a step-by-step process, ensuring that all components are cleaned, and any worn seals or gaskets are replaced. For best results, consulting a repair manual specific to the TRX300EX can provide detailed torque specifications and installation precautions. Proper installation is critical to ensuring optimal performance and preventing any mechanical issues.
  • Question: Can I use the MOTO1988 kit for racing purposes?

    Answer: Yes, the MOTO1988 80mm Big Bore Top End Cylinder Rebuild Kit can be used for racing applications, particularly if modifications to improve performance are desired. The increased displacement provides a power boost, allowing for better acceleration on the track. However, it’s crucial to ensure that all components, including the carburetor and exhaust system, are also optimized for high-performance settings to fully benefit from the upgrade.
  • Question: Do I need additional modifications when using this rebuild kit?

    Answer: When installing the MOTO1988 rebuild kit, it’s often beneficial to consider complementary modifications. Upgrading the carburetor for better airflow and adjusting the jetting can maximize the performance gains from the big bore kit. Additionally, ensuring that the exhaust system is capable of handling the increased power output can enhance overall performance. These modifications can help achieve the best possible performance and efficiency from your engine.
  • Question: What type of riding is the MOTO1988 kit most suitable for?

    Answer: The MOTO1988 80mm rebuild kit is suitable for a variety of riding styles, including recreational trail riding, off-road adventures, and competitive racing. The increase in engine displacement and performance benefits makes it ideal for riders seeking to enhance their Honda TRX300EX's capabilities in challenging environments. Whether navigating rugged terrains or sprinting on a racetrack, this kit can significantly improve the riding experience.
  • Question: How does the MOTO1988 kit affect fuel consumption?

    Answer: The MOTO1988 80mm Big Bore Top End Cylinder Rebuild Kit may affect fuel consumption based on how it is used. While more powerful engines can sometimes lead to increased fuel consumption, proper tuning and riding habits can mitigate this. Riders may notice better efficiency under certain conditions, especially when the engine is tuned for optimal performance. It’s essential to balance power demands with fuel usage, especially for longer rides.
  • Question: Can I buy the MOTO1988 80mm Big Bore Top End Cylinder Rebuild Kit in Australia?

    Answer: Yes, you can purchase the MOTO1988 80mm Big Bore Top End Cylinder Rebuild Kit from Ubuy in Australia. Ubuy offers a convenient online shopping experience, providing access to a variety of automotive parts and accessories suitable for your needs. Ensure you check Ubuy for availability and any detailed shipping options to make the most of your purchase.
  • Question: What maintenance is needed after installing the MOTO1988 kit?

    Answer: After installing the MOTO1988 rebuild kit, regular maintenance is essential to keep your engine running smoothly. It’s important to routinely check the oil level and quality, inspect for any leaks, and ensure the air filter is clean. Additionally, maintaining proper torque on the cylinder head and regularly inspecting the tensioner will help prevent performance issues. By adhering to a consistent maintenance schedule, riders can ensure longevity and optimal performance for their Honda TRX300EX.

MOTO1988 Piston Rings Editorial Review

No editorial reviews found

Customer Reviews & Ratings

5.0
1 customers ratings
  • 5 Star
    100%
  • 4 Star
    0%
  • 3 Star
    0%
  • 2 Star
    0%
  • 1 Star
    0%

Review this product

Share your thoughts with other customers

Platform Trust & Buyer Confidence

trustpilot logo
4/5 294 reviews
Read reviews
CJ
Chris
Verified buyer

“Promt delivery. Seems like a good product.”

22 July 2026 · via Trustpilot
SM
Scott
Verified buyer

“It was the best service ever received by any company from my online shopping experience in the last 10yrs”

11 July 2026 · via Trustpilot
TD
Terri
Verified buyer

“so easy to order delivery was way earlier than i expected”

3 July 2026 · via Trustpilot
GC
Gavin
Verified buyer

“Very impressed with the speed at which I received my package from the United States to Australia. Highly recommended.”

21-Jul-26 · via Trustpilot
J
Jeannie
Verified buyer

“Very efficient service. Hassle-free. Excellent product. Have ordered several times.”

17-Jul-26 · via Trustpilot
Secure Checkout Global Delivery Easy Returns Genuine Products

Product Price History

Important information

  • Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
  • Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.