SPI 09-816N Standard Piston 73MM

( Brand: Spi ), ( Manufacturer Part Number: 09-816N ), ( Part Type: Piston )

Review SPI Standard Bore Piston Kits Yamaha V max 73mm fits VMX540 540 1983–1987

Introducing the SPI 09-816N Standard Piston, an essential upgrade for your Yamaha V-Max 540 motorcycle model years 1983 to 1987 (VMX540). Designed to fit perfectly with the 73mm bore size of the engine, this piston is your reliable solution for enhancing the performance and longevity of your powertrain.

Manufactured to meet the stringent standards of the Society of Automotive Engineers (SAE) and the Society of Motor Manufacturers and Traders (SMMT) under the SPI (Society of Industry) specification, this piston is guaranteed to deliver superior quality. Its construction is based on a forged ring-groove design, which ensures a strong and durable piston that can handle the rigors of high-performance applications.

The piston crown is precision machined to provide optimal combustion efficiency. Its shape and contour are optimized to ensure efficient fuel-air mixture ignition and smoother engine operation. The piston skirt is designed to minimize friction and engine wear, ensuring a longer service life and improved engine performance.

This piston also features a low-tension piston ring set. The rings are engineered to provide optimal sealing and are designed for use in high-performance applications. This feature not only improves combustion efficiency and power output but also reduces the likelihood of ring fouling and other related issues.

Additionally, this piston comes with a new wrist pin and pin bore honing kit. The new wrist pin is made from high-strength material and is precision machined to ensure a perfect fit with the connecting rod. The pin bore honing kit includes the necessary tools to properly hone the connecting rod bore for a precise fit and optimal engine performance.

In summary, the SPI 09-816N Standard Piston is a high-quality, performance-enhancing upgrade for your Yamaha V-Max 540 motorcycle. Its forged construction, precision machined piston crown, low-tension piston ring set, and included wrist pin and pin bore honing kit make it an ideal choice for those seeking improved engine performance and longevity.

Buying a SPI (Sakura Performance International) 09-816N standard piston for a Yamaha V-Max 540 (VMX540) with a 73mm bore, manufactured between 1983 and 1987, can offer several advantages and potential drawbacks. Here's a detailed analysis:

1. Enhanced Performance: SPI pistons are known for their high-quality materials and precise manufacturing processes. These pistons can provide improved combustion efficiency, leading to increased power output and better engine response.

2. Durability: The piston's design and materials can contribute to extended engine life. SPI pistons are typically made from forged aluminum alloy, which is stronger and more durable than cast pistons.

3. Improved Compatibility: This piston is specifically designed for the Yamaha V-Max 540, ensuring a proper fit and reduced likelihood of engine issues.

1. Cost: SPI pistons can be more expensive than stock or aftermarket alternatives. However, the potential performance and durability improvements might justify the additional cost for some riders.

2. Installation Complexity: Installing a new piston is a complex process that requires specialized tools and knowledge. It may be necessary to hire a professional mechanic to ensure a proper installation.

3. Potential Power Increase: Some riders may find the increased power output too much for their riding style or comfort. This could lead to a less enjoyable riding experience.

The decision to buy a SPI 09-816N standard piston for a Yamaha V-Max 540 depends on individual preferences and priorities. If you're looking for improved performance, durability, and compatibility, this piston might be a worthwhile investment. However, consider the cost, installation complexity, and potential power increase before making a final decision.

For riders who value performance and durability and have the financial resources and mechanical expertise to install the piston, the SPI 09-816N standard piston is a solid choice. For those who prioritize affordability or aren't comfortable with the additional power, alternative options may be more suitable. Ultimately, careful consideration of your riding style, budget, and mechanical abilities will help guide your decision.

Details:

1984 V-Max 540 VMX540. Pistons are for standard bore size 73.00mm. Includes: 2 pistons, ring sets, wrist pins cir clips. All pistons, rings, pins and cir clips are manufactured to OEM specifications.

Manufactured by SPI. Made in Taiwan. Piston weight compatible with original piston. Compatible with Yamaha model's below: 1983 V-Max 540 VMX540.

OEM piston kits.

part #: 09816n prices

• $50.99-$54.36

specifications enginesnowmobile:

• for models: Vmx540, 540
• for makes: Yamaha
• for years: 1983-1987
• brand: Spi
• mpn: 09-816n
• part type: Piston

returns enginesnowmobile:

• policy: Returns Accepted
• time: 60 Days
• paid by: Buyer

shipping enginesnowmobile:

• service: Standard
• type: Fixed
• transit: 4-8 Days
• class: Standard
• cost: $0.00

general enginesnowmobile:

• condition: New
• Snowmobile Parts > Engines Components > Snowmobile Engine Components

payments enginesnowmobile:

• wallet: Paypal
• credit card: Diners-club
• other

offer enginesnowmobile:

• sold: 0
• availability: In Stock
• quantity: 4
• started: April 13, 2025
• options: Ship-to-home

seller enginesnowmobile:

• city: Suamico, Wisconsin
• rating: 99.5%
• # reviews: 386385

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