fits model: Std, 340. make: Yamaha. year: 1978–2000.

( Brand: Kimpex ), ( Manufacturer Part Number: 09-802M ), ( Part Type: Piston ), ( Fits: Snowmobile ), ( Reference Oem Number: 8gb-11631-01-96, 85l-11631-00 )
The Kimpex 85L-11631-00 piston kit is an essential upgrade for Yamaha 340 outboard motor owners from the years 1978 to 2000 (models 9-802M included). This piston kit is specifically designed to ensure superior performance, reliability, and durability, extending the life of your engine and delivering optimal power for your watercraft.
The piston kit comes with a complete set of OEM-quality standard pistons, precisely engineered to fit and function harmoniously with your Yamaha 340 outboard motor. These pistons are made from advanced materials and undergo rigorous testing to meet the stringent standards of the industry and Yamaha's specifications. The material properties, design, and dimensions provide excellent strength, resistance to wear and tear, and heat resistance crucial for high-performance outboard motors.
Constructed from a proprietary alloy, the pistons boast enhanced durability and reduced tendency to crack under heavy load or high temperatures. The piston rings are manufactured for a perfect seal within the cylinder, ensuring efficient combustion and optimal performance. Additionally, the piston skirt design provides a snug fit in the cylinder bore to minimize excess play and reduce friction, ensuring smooth operation and reduced engine vibration.
Installation of the Kimpex 85L-11631-00 piston kit guarantees significant improvements to your Yamaha 340 outboard motor's overall performance. Benefits include enhanced power output, increased efficiency, and improved fuel economy, translating to a more enjoyable boating experience. Furthermore, this piston kit s superior design prolongs the engine's lifespan, reducing the need for costly repairs and maintenance from frequent piston failures.
The Kimpex 85L-11631-00 piston kit is an exceptional investment for any Yamaha 340 outboard motor owner seeking to maximize their engine's power output, reliability, and longevity. Whether you're a recreational boater or professional fisherman, this piston kit offers robust and dependable performance that is unmatched among other aftermarket piston offerings. Upgrade your Yamaha 340 outboard motor today with the Kimpex piston kit for improved power, efficiency, and peace of mind on the water.
The Kimpex Piston Standard 60,000km (approx. 37,282 miles) (85L-11631-00) is a popular choice for Yamaha 340 vehicle owners (1978-2000). Issues with the original piston often arise due to the high odometer reading, resulting in the need for replacement. This guide aims to help you make an informed decision for purchasing the Kimpex piston by providing pros, cons, and an ultimate conclusion.
II. Pros1. High-quality replacement: Kimpex is a renowned brand in motorcycle accessories and parts. The piston is designed to fit Yamaha 340 engines and is expected to be of superior quality.
2. Pre-matched piston and ring kit: The Kimpex piston comes as part of a complete kit, meaning you get both the piston and suitable rings. This eliminates the need to purchase rings separately and ensures a correct fit.
3. Suitable for relatively high mileage vehicles: With a piston designed for 60,000km use, this piston is suitable for vehicles with mid to high mileage.
4. Easy to install: Replacing the piston on your Yamaha 340 should be a relatively straightforward process if you have the required tools and some mechanical knowledge.
5. Cost-effective: The Kimpex piston is likely to be more cost-effective compared to OEM (original equipment manufacturer) alternatives.
III. Cons1. Cheaper alternative: Some riders might think that buying a cheaper aftermarket piston means sacrificing quality, although this is not always the case. Consider researching the background and reputation of Kimpex before making your decision if you're expecting perfection at OEM standards.
2. Tolerances may differ: Every engine and cylinder has slight variation. The aftermarket piston's tolerances may differ slightly from those of your original OEM design. It is important to ensure proper clearance and ring gaps, as misalignment or incorrect gap sizes can cause problems down the line.
3. Possible customer service concerns: As Kimpex is not an OEM supplier, certain challenges might arise regarding communication and dealing with potential issues.
IV. ConclusionWhen making the decision to purchase the Kimpex Piston Standard 60,000km (85L-11631-00) for your Yamaha 340 (1978-2000), consider the following points:
- If you are mechanically inclined and confident in your abilities to install the piston correctly, the Kimpex piston could be a cost-effective, high-quality alternative to OEM options.
- Be aware that slight differences may arise during installation and ensure proper clearances and gaps to prevent potential engine issues.
- Consider the brand's reputation, researching the manufacturer and checking customer reviews.
- Keep in mind that Kimpex, as an aftermarket supplier, might not offer the same level of customer service as OEM brands, and issues could potentially be more challenging to resolve.
V. Recommendation: Proceed with cautionThe Kimpex Piston Standard 60,000km (85L-11631-00) for Yamaha 340 (1978-2000) is a viable option for those looking for a cost-effective, high-quality aftermarket piston replacement. This piston is expected to meet the requirements of your vehicle, but we do recommend proceeding with caution. To minimize potential issues and ensure a successful installation, follow the installation instructions carefully, and take the necessary precautions to check clearances and tolerances during installation.
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00mm bore oversize: standard stroke: 59.
00mm bore actual: 60.
95 Kimpex piston displacement: 337cc bore standard: 60.
00mm ref 85l Yamaha to 2000 meets the oem specification and more you can repair at a fraction of price.
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00mm bore oversize: standard -stroke: 59.
Kimpex piston -displacement: 337cc bore standard: 60.
Kimpex piston Std bore 60. 60mm cylinder: 2 fits on: Yamaha entice 300 f c 1984 340 e 1979 to 1981 1978 1988 1982 trapper 1985, 1987 r excel iii ovation es 1994 2000 1989 1990, 1993 le 1990 1992.