7420-W327360-40 WISECO Piston JS300 Kawasaki

Review WISECO Piston Kit-1.50mm Oversize To 77.50mm For Kawasaki for KAWASAKI JS300 1986–1988

Introducing the WISCO 7420-W327360-40 piston kit, specifically designed for the Kawasaki JS300 model years 1986 to 1988. This high-performance piston kit is an excellent choice for enhancing the power output and durability of your watercraft engine.

The WISCO piston kit includes four new pistons, each crafted from a forged aluminum alloy material that offers superior strength and heat resistance. The piston diameter measures 1.50mm, and the piston length is 77.50mm, ensuring a perfect fit for your Kawasaki JS300 engine.

The piston tops feature a unique, optimized dome shape that provides improved compression and power delivery. The piston skirts are precision-machined to ensure a snug fit within the cylinder bore, minimizing friction and engine wear. The piston rings are included with the kit, ensuring a complete and hassle-free installation process.

The piston kit also includes new piston pin retainers, which securely hold the piston pins in place. These retainers are designed to be compatible with the factory piston pin size, ensuring a seamless installation process. Additionally, the piston pins themselves are included in the kit, ensuring that you have everything you need for a complete engine rebuild or upgrade.

The WISCO 7420-W327360-40 piston kit is manufactured to the highest standards, ensuring that each piston is consistent in size, shape, and quality. This attention to detail results in pistons that deliver reliable, consistent performance and long-lasting durability.

Investing in the WISCO 7420-W327360-40 piston kit is a smart choice for any Kawasaki JS300 owner looking to enhance the power and longevity of their engine. Whether you're a weekend warrior or a competitive racer, this piston kit is designed to help you get the most out of your watercraft.

Wiseco 7420-W327360-40 Piston Kit for 1986-1988 Kawasaki JS300: An Informed Decision

The Wiseco 7420-W327360-40 piston kit is a popular aftermarket upgrade for the 1986-1988 Kawasaki JS300. This piston kit offers increased performance, durability, and improved engine response. In this analysis, we will discuss the key advantages and disadvantages of investing in this piston kit for your Kawasaki JS300.

1. Enhanced Performance: The Wiseco piston kit is designed to provide improved performance, enabling your engine to produce more horsepower and torque. This results in a more responsive and lively riding experience.

2. Superior Durability: Wiseco pistons are known for their superior quality and durability. The forged piston design offers increased resistance to engine stress, allowing your engine to handle more power without the risk of piston failure.

3. Customizable: This piston kit comes with a variety of options, such as different compression ratios, to cater to various riding styles and performance goals.

4. Better Thermal Efficiency: The Wiseco piston kit is designed to improve thermal efficiency, which results in better fuel economy and reduced engine heat.

1. Cost: The Wiseco piston kit is a more expensive option compared to stock pistons. The investment may not be justified for riders who do not require the increased performance or durability.

2. Installation Complexity: Installing the Wiseco piston kit may require professional assistance, as it involves removing the engine and other components. This adds to the overall cost and time commitment.

3. Potential Power Increase: The increased power output may not be suitable for all riders, particularly those who are new to motorcycles or have limited experience.

The Wiseco 7420-W327360-40 piston kit is an excellent choice for those seeking enhanced performance, superior durability, and improved thermal efficiency for their 1986-1988 Kawasaki JS300. However, the higher cost, installation complexity, and potential power increase may not be suitable for all riders.

If you are an experienced rider looking to extract maximum performance from your Kawasaki JS300, the Wiseco piston kit is a worthy investment. Alternatively, if you are a beginner or prefer a more stock riding experience, it may be best to stick with the stock pistons. Ultimately, the decision depends on your individual riding goals, experience level, and budget.

Details:

Brand: Wiseco, model number: 7420-W327360-40. Wiseco piston kit-1.50mm oversize to 77.50mm for 1986 - 1988 Kawasaki JS300: bore: 77.50mm, sizing: 1.50mm. All Wiseco pistons are forged from high silicon, low expansion aluminum which offers superior strength, reduced weight, improved heat transfer, and longer life. I need to exchange an item.

Diamond turned finish from one of the many CBC computer controlled turning centers guarantees you a perfect with no size variation. Compatibility: years: make: model: application: notes: 1989 - 1996 Kawasakijf650 ts, 1987 1993 Kawasakijs650 650sx, 1986 1988 Kawasakijs3 1991 Kawasakijs300 300sx, 1995 Kawasakijf650 x2, 1991 1995 Kawasakijl650 SC. This is helpful if you are buying multiple items. Parts without fitment are to be assumed universal and may require vehicle modification.

specifications watercraftimp:

• for models: Js300
• for makes: Kawasaki
• for years: 1986–1988
• brand: Wiseco
• mpn: 7420-w327360-40
• part type: Piston

general watercraftimp:

• category: Watercraft Parts > Engines > Impellers Components

shipping watercraftimp:

• transit: 2-3 days
• class: standard
• service: standard
• type: fixed

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• policy: returns accepted
• paid by: seller
• time: 30 days

offer watercraftimp:

• price: $179.99
• item condition: New
• in stock #: 1
• sold #: 28
• started: april 16, 2025
• availability: in stock
• options: ship-to-home

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• # reviews: 63230
• rating: 99.5%
• city: indiana, us