ATHENA S5F08300003A Forged Racing Piston Kit 82.95MM 4T

( Brand: Athena ), ( Manufacturer Part Number: S5F08300003A ), ( Part Type: Piston ), ( California Prop 65 Warning: Warning, Reproductive Harm, Or Birth Defects )

Review ATHENA 82.95mm 4t Forged Racing Piston Kit

The Athena S5F08300003A 82.95mm 4T Forged Racing Piston Kit is a high-performance upgrade for your engine, designed for those seeking maximum power and reliability. This piston kit is specifically engineered for use in high-performance applications, such as racing or high-horsepower street builds.

Each piston in this kit is forged from 2618-T6 aluminum alloy, ensuring exceptional strength and durability. The piston crowns are dish-shaped and feature a compression height of 82.95mm, providing an optimal power band for increased engine output. The piston skirts are full-floating, allowing for reduced friction and better ring sealing.

The pistons also feature a low-friction, Carrillo-style connecting rod design, which provides superior strength and rigidity. The rods are also forged from 4340 steel, ensuring they can withstand the high loads and stresses placed upon them during high-performance driving.

The piston kit includes matching rings, including a compression ring, oil control ring, and two sapphire-coated piston rings. The rings are designed to minimize friction and provide excellent sealing, ensuring optimal engine performance and efficiency.

This kit is suitable for use in naturally aspirated and forced-induction applications, making it a versatile upgrade for a wide range of high-performance engines. The pistons are also designed to work with various engine configurations, including those with different bore sizes and stroke lengths.

In summary, the Athena S5F08300003A 82.95mm 4T Forged Racing Piston Kit is a high-quality, high-performance upgrade for your engine. With its forged aluminum pistons, low-friction design, and versatile compatibility, this kit is an excellent choice for those seeking maximum power and reliability in their high-performance engine build.

Pros and Cons of Buying Athena S5F08300003A 82.95mm 4T Forged Racing Piston Kit

a. Forged pistons: These pistons are made from a single piece of high-grade aluminum alloy, ensuring superior strength and durability.

b. Enhanced power and performance: The forged pistons allow for increased compression ratio and improved combustion efficiency, leading to increased horsepower and torque.

c. Temperature resistance: The pistons are designed to withstand high temperatures, making them suitable for high-performance applications.

d. Precise machining: The pistons undergo strict machining processes to ensure accurate dimensions and surface finishes, ensuring proper fitment and optimal engine performance.

a. Cost: Forged racing piston kits like the Athena S5F08300003A are more expensive than stock or aftermarket cast pistons.

b. Complex installation: Installing forged pistons requires specialized tools and knowledge, which may add to the cost and complexity of the project.

c. Potential for increased noise: Forged pistons can sometimes lead to increased noise levels due to their rigidity and the increased engine compression.

d. Potential for increased vibration: The increased compression ratio and rigidity of forged pistons can sometimes result in increased engine vibration, which may require additional engine balancing.

The Athena S5F08300003A 82.95mm 4T Forged Racing Piston Kit offers several advantages, including improved strength, durability, power, and temperature resistance. However, it also comes with some drawbacks, such as a higher cost, complex installation, potential for increased noise, and vibration.

If you are looking to build a high-performance engine or race application, the benefits of using a forged piston kit like the Athena S5F08300003A may outweigh the drawbacks. However, if you are on a budget or building a street engine, a stock or aftermarket cast piston kit may be a more cost-effective option. Ultimately, the decision to use a forged piston kit depends on your specific engine build goals and budget.

Details:

Kits include antiwar coated piston, rings, pin and cir clips. Compare the microfiche for USA model to your be sure they are same. Compatible model Notes, 2004 -2005KawasakiKX250F, 2004 -2006SuzukiRMZ250. Four-stroke pistons are made from 2618 Slocum - the same material used to produce Formula 1.

Includes 3% copper in materials for better heat resistance. NOTE: Image may not be actual item and differ depending on your vehicle fitment. Forged piston tooling allows for the lightest available product. Pistons are forged using a precision heat-treatment process that allows for production tolerances of just .005mm.

part #: s5f08300003a prices

• $238.25-$260.96

specifications pistondon:

• brand: Athena
• mpn: S5f08300003a
• part type: Piston
• california prop 65 warning: Warning, Reproductive Harm, Or Birth Defects

offer pistondon:

• availability: In Stock
• quantity: 1
• options: Ship-to-home
• started: August 26, 2025
• sold: 0

general pistondon:

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

payments pistondon:

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

returns pistondon:

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

shipping pistondon:

• class: Expedited
• service: Expedited
• type: Fixed
• cost: $0.00
• transit: 3-10 Days

seller pistondon:

• city: Holland, Michigan
• # reviews: 2001 97
• rating: 98.8%

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