ATHENA P5F0790319002B Top End Forged Piston Kit 78.96MM 14.1

( Brand: Athena ), ( Manufacturer Part Number: P5F0790319002B ), ( Part Type: Piston )

Review ATHENA Top End Forged Piston Kit Size 78.96mm 14.1 For Honda fits CRF 250 2020–2021

Introducing the Athena P5F0790319002B Top End Forged Piston Kit, meticulously engineered for the Honda CRF 250 model years 20-21. This piston kit is a testament to Athena's commitment to superior quality and performance.

The forged pistons in this kit are crafted from high-strength aluminum alloy, ensuring exceptional durability and reliability. Each piston undergoes a rigorous forging process, resulting in a dense, uniform structure that can withstand the rigors of high-performance riding.

The pistons are designed with a 78.96mm bore diameter and a 14.1:1 compression ratio, optimized to deliver maximum power and torque while maintaining efficient combustion. The piston skirts are treated with a state-of-the-art, low-friction coating, reducing wear and ensuring a smooth, efficient transfer of power from the piston to the connecting rod.

The piston kit also includes lightweight, forged connecting rods, engineered for optimal strength and durability. The rods feature precision-machined bearing surfaces and are designed to work in perfect harmony with the forged pistons.

To ensure a perfect fit, the piston kit comes with new rings and ring grooves, precision-machined to exacting specifications. The rings are designed to minimize friction and provide excellent sealing, ensuring maximum engine performance and efficiency.

This top-end piston kit is more than just an upgrade; it's an investment in your motorcycle's longevity and performance. With its high-strength materials, precise engineering, and durable design, the Athena P5F0790319002B Top End Forged Piston Kit is the ultimate choice for Honda CRF 250 riders seeking the very best in power, durability, and reliability.

The Athena P5F0790319002B top end forged piston kit is designed for the Honda CRF 250 model years 2020 and 2021. Forged pistons offer several advantages over stock pistons, including increased strength, durability, and performance. However, like any aftermarket part, there are pros and cons to consider before making a purchase.

1. Increased Power: Forged pistons are stronger than stock pistons, allowing for increased power output. This can lead to improved performance and acceleration.

2. Improved Durability: Forged pistons are more resistant to engine heat and pressure, making them more durable than stock pistons. This can help extend the life of the engine and reduce the need for frequent piston replacements.

3. Enhanced Engine Response: Forged pistons offer improved engine response, allowing the engine to rev more smoothly and quickly. This can lead to better handling and a more responsive riding experience.

1. Cost: Forged piston kits can be more expensive than stock pistons. This can be a significant investment for some riders.

2. Complex Installation: Installing a forged piston kit can be a complex process that requires specialized tools and knowledge. It's recommended to have the kit installed by a professional to ensure proper installation and functioning.

3. Potential for Engine Damage: Improper installation or use of low-quality forged pistons can result in engine damage. It's important to use a reputable supplier and follow proper installation procedures.

The Athena P5F0790319002B top end forged piston kit offers several advantages for Honda CRF 250 riders, including increased power, improved durability, and enhanced engine response. However, the investment required and complex installation process are important considerations. If you're looking to maximize the performance and durability of your CRF 250, a forged piston kit may be worth the investment. However, it's important to use a reputable supplier and have the kit installed by a professional to ensure proper functioning and minimize the risk of engine damage. Ultimately, the decision to purchase a forged piston kit depends on your individual riding style, budget, and goals.

Details:

Athena Top End Forged Piston Kit Size B 78.96mm 14.1:1 for Honda CRF 250 20-21: 4-stroke pistons are made from 2618 Slocum - the same material used to produce Formula Honda CRF250R 4-Stroke 2020 -2021. Top End Piston Kits include anti-wear coated piston, rings, pin, cir clips and top end gasket kit. Includes 3% copper in materials for better heat resistance.

Forged piston tooling allows for the lightest available product. All pistons are forged using a precision heat-treatment process that allows for production tolerances of just 0.01mm. Made in Italy.

part #: p5f0790319002b prices

• $191.66-$194.81

specifications pistondon:

• for models: Crf, 250
• for makes: Honda
• for years: 2020-2021
• brand: Athena
• mpn: P5f0790319002b
• part type: Piston

shipping pistondon:

• service: UPS Ground
• class: Standard
• cost: $0.00
• type: Fixed
• transit: 3-5 Days
• carrier: UPS

payments pistondon:

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

offer pistondon:

• availability: In Stock
• started: July 20, 2025
• options: Ship-to-home
• sold: 0
• quantity: 2

seller pistondon:

• # reviews: 619870
• rating: 99.3%
• city: Grand Rapids, Michigan

returns pistondon:

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

general pistondon:

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

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