WISECO 4302M07500 Piston Kit Oversized Compression 2.50MM 77.45MM 10.25

( Brand: Wiseco ), ( Manufacturer Part Number: 4302M07500 ), ( Part Type: Piston Compression ), ( Make: Kawasaki )

Review WISECO Piston Kit 2.50mm Oversized To 77.45mm 10.25 Compression fits KZ1100A

The WISCO 4302M07500 piston kit is a high-performance upgrade for automotive enthusiasts seeking to enhance the power output and efficiency of their engines. This piston kit is specifically designed for engines with a 2.50mm oversize bore, measuring 77.45mm in diameter and suitable for applications requiring a 10.25:1 compression ratio.

Each piston in this kit is meticulously crafted using forged 2618-T6 aluminum alloy. This material offers superior strength and durability, ensuring the pistons can withstand the increased pressures and temperatures generated during high-performance driving. The pistons also feature a unique, full-dish design that provides optimal combustion chamber shape for maximum fuel efficiency and power output.

The piston tops are machined with a precision honed crown to ensure a perfect fit in the cylinder bore, reducing the risk of detonation and engine damage. The piston skirts are designed with an optimized shape to minimize friction and provide excellent ring seal, reducing the need for excessive oil consumption.

The piston kit also includes new rings, specifically designed to work with the oversized pistons. These rings are made from high-quality, heat-resistant materials that ensure a tight seal, reducing the risk of oil leaks and improving engine performance.

The piston kit is also designed with a low-friction piston pin and wrist pin, which reduces the amount of energy lost to friction, allowing more power to be transferred to the crankshaft and ultimately, the wheels. The piston pins are also coated with a high-performance, anti-scuff coating to ensure long-lasting durability and reliability.

In summary, the WISCO 4302M07500 piston kit is a high-performance upgrade for engines requiring a 2.50mm oversize bore, 77.45mm diameter, and a 10.25:1 compression ratio. This kit offers superior strength, durability, and efficiency, thanks to its forged aluminum pistons, optimized piston design, and high-quality rings and pins. By upgrading to this piston kit, engine enthusiasts can expect improved power output, fuel efficiency, and longevity for their high-performance applications.

The Wiseco 4302M07500 piston kit is an oversized piston solution designed for applications requiring increased compression. Here are some pros and cons that may help you make an informed decision about whether to purchase this piston kit.

1. Increased Compression: The pistons in this kit are 2.5mm oversized, which results in a 10.25:1 compression ratio. This can lead to increased power and torque in high-performance engines.

2. High-Quality Material: Wiseco pistons are made from forged 2618-T6 aluminum, which provides superior strength and durability.

3. Precise Machining: The pistons are precisely machined to ensure a perfect fit in the engine, reducing the likelihood of engine damage or wear.

4. Improved Ring Performance: The pistons include ring grooves that are designed to accommodate high-performance piston rings, which can improve ring sealing and reduce oil consumption.

1. Cost: The Wiseco 4302M07500 piston kit is more expensive than stock pistons due to its high-performance design and materials.

2. Installation Complexity: Installing oversized pistons requires more precision and expertise than installing stock pistons. It may be necessary to use specialized tools and techniques to ensure a proper fit and avoid damaging the engine.

3. Potential Clearance Issues: Oversized pistons can cause clearance issues with other engine components, such as the crankshaft or connecting rods. This may require additional modifications or upgrades to the engine.

The Wiseco 4302M07500 piston kit offers significant performance benefits for high-performance engines, including increased compression, improved ring performance, and superior material quality. However, it also comes with higher cost, installation complexity, and potential clearance issues. Ultimately, the decision to purchase this piston kit depends on your specific engine application and performance goals. If you're building a high-performance engine and are willing to invest in the necessary expertise and resources, this piston kit could be a worthwhile investment. However, if you're looking for a more cost-effective solution or are new to engine building, you may want to consider other options.

Details:

Displacement: 1170cc. Wiseco, Piston Kit, 2.50mm Oversized to 77.45mm, 10.25:1 Compression, This item fits the following model's: Kawasaki KZ1100A 1983, Kawasaki KZ1100D Spectre KZ1100L LTD Shaft ZX1100 GPZ 1984, 1983. Non Chromed TW. Bore - Standard: 72.50mm.

Any damage claims may be exchanged for the identical item only. Note: Cylinder boring required. Compression: 10.25:1 Compression, Sizing: 2.50mm Oversize, Bore: 77.45mm, Sold as: Each.

part #: 4302m07500 prices

• $197.99-$690.39

specifications pistondon:

• for models: Kz1100a
• brand: Wiseco
• mpn: 4302m07500
• part type: Piston Compression
• make: Kawasaki

payments pistondon:

• wallet: Apple-pay
• other
• credit card: Diners-club

general pistondon:

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

shipping pistondon:

• type: Fixed
• transit: 5-11 Days
• cost: $0.00
• service: Economy, Standard, Expedited
• class: Economy, Standard, Expedited

returns pistondon:

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

offer pistondon:

• quantity: 10
• options: Ship-to-home
• availability: In Stock
• sold: 0
• started: August 16, 2025

seller pistondon:

• rating: 99.0%
• # reviews: 578938
• city: Loudon, Tennessee

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