JLO/ROCKWELL 338.05.901-20 Engine Piston Rings Pin 338.05.901/20 59.93MM

( Brand: Jlo/rockwell ), ( Manufacturer Part Number: 338.05.901/20 ), ( Part Type: Ring Engine Piston Pin ), ( Country Of Origin: Germany )

Review JLO/ROCKWELL 338.05.901/20 Oem Engine Piston Rings And Pin 59.93mm fits 400

Introducing the JLO/Rockwell 338.05.901/20 400 engine piston rings, pin number 59.93mm - a vital component designed to ensure optimal engine performance. These piston rings are engineered with precision and durability in mind, crafted from high-quality materials to withstand the rigors of heavy-duty use.

The 59.93mm pin is a crucial part of the piston ring assembly, connecting the various components and enabling them to function in harmony within the engine's cylinder. This specific pin is designed to fit in engines with a piston diameter of approximately 59.93mm, making it an essential replacement part for engines with similar dimensions.

The JLO/Rockwell piston rings are manufactured using advanced techniques and materials, ensuring a perfect seal between the piston and the engine cylinder. This seal is critical in preventing combustion gases from escaping the cylinder, which can lead to a loss of power and increased fuel consumption. Additionally, these piston rings help to reduce engine wear and tear, ensuring that the engine remains in top condition for an extended period.

These piston rings are also designed to be highly resistant to thermal shock and fatigue, which are common issues in high-performance engines. The material used in their construction allows them to expand and contract with the piston as the engine heats up and cools down, ensuring a consistent seal and optimal engine performance.

The JLO/Rockwell 338.05.901/20 400 engine piston rings, pin number 59.93mm, are an essential upgrade for any engine that requires reliable, high-performance piston rings. They offer superior sealing capabilities, durability, and resistance to thermal shock and fatigue, making them an excellent choice for commercial, industrial, or high-performance applications.

In conclusion, the JLO/Rockwell 338.05.901/20 400 engine piston rings, pin number 59.93mm, are a high-quality, precision-engineered component designed to deliver optimal engine performance and durability. With their superior sealing capabilities, resistance to thermal shock and fatigue, and compatibility with engines featuring a piston diameter of approximately 59.93mm, these piston rings are an excellent investment for any engine that demands the best.

The JLO/Rockwell part number 338.05.901/20 400 engine piston rings with a pin diameter of 59.93mm are essential components of an internal combustion engine. These piston rings help seal the combustion chamber, reduce gas leakage, and control the oil consumption. Let's discuss some pros and cons of buying these piston rings.

1. High-quality materials: JLO/Rockwell is a reputable brand known for manufacturing high-quality engine parts. These piston rings are made from advanced materials, ensuring durability and better performance.

2. Precision engineered: The piston rings are manufactured with high precision, ensuring a perfect fit in the engine cylinder. This results in minimal clearance and reduced gas leakage.

3. Reduced engine wear: Properly functioning piston rings help minimize engine wear by preventing oil and gas from leaking past the piston rings. This leads to better engine performance and longer engine life.

1. Cost: These piston rings are relatively expensive compared to some aftermarket alternatives. However, the cost is justified by the high-quality materials and precision engineering.

2. Availability: These piston rings might not be readily available at local auto parts stores. You may need to order them online, which could lead to a longer wait time.

3. Installation: Installing piston rings can be a complex process, especially for those without engine rebuilding experience. It may require specialized tools and expertise.

The JLO/Rockwell 338.05.901/20 400 engine piston rings with a pin diameter of 59.93mm offer several advantages, including high-quality materials, precision engineering, and reduced engine wear. However, they come with some disadvantages, such as cost, availability, and installation complexity. If you prioritize engine performance and longevity, these piston rings might be worth the investment. If you're on a tight budget or have limited engine rebuilding experience, you might consider alternative options. Ultimately, the decision depends on your priorities and budget.

Details:

THIS IS A NEW 400SST JLO PISTON FROM MASSEY, P/N 1039262M91, MS18-1 MASSEY.

part #: 3380590120 prices

• $99.74-$174.95

specifications enginesnowmobile:

• for models: 400
• brand: Jlo/rockwell
• mpn: 338.05.901/20
• part type: Ring Engine Piston Pin
• country of origin: Germany

general enginesnowmobile:

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

shipping enginesnowmobile:

• service: Standard
• class: Standard
• cost: $0.00
• transit: 2-5 Days
• type: Fixed

returns enginesnowmobile:

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

offer enginesnowmobile:

• sold: 0
• started: February 19, 2026
• availability: In Stock
• options: Ship-to-home
• quantity: 1

payments enginesnowmobile:

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

seller enginesnowmobile:

• city: Alvord, Iowa
• # reviews: 12549
• rating: 99.8%

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