PERFECT CIRCLE RS-6445 Piston Ring Set S41161

( Brand: Perfect Circle ), ( Manufacturer Part Number: RS-6445 ), ( Model: S41161 RS-6445 ), ( Part Type: Ring Piston )

Review PERFECT CIRCLE Piston Ring Set

Circle RS-6445 S41161 Piston Ring Set

The Circle RS-6445 S41161 piston ring set is an essential component for maintaining the optimal performance of your engine. This top-tier piston ring set is designed to fit specifically in engines requiring the Circle part numbers RS-6445 and S41161.

Each ring in the set is meticulously crafted using high-quality materials that offer superior strength, durability, and sealing ability. The rings are precision-engineered to ensure a perfect fit in your engine, minimizing the risk of leaks and maximizing engine efficiency.

1. Compressor Ring: The compressor ring, also known as the top ring, is responsible for sealing the combustion gases in the engine's cylinder during the compression stroke. This ring is made from a heat-resistant material that can withstand the high temperatures and pressures found in the engine.

2. Oil Control Ring: The oil control ring, also known as the second ring, works in conjunction with the compressor ring to control the oil flow in the engine's cylinder. This ring is designed to maintain an even distribution of oil for proper lubrication while minimizing oil consumption.

3. Oil Scraper Ring: The oil scraper ring, also known as the third ring, is responsible for removing excess oil from the engine's cylinder walls as the piston travels up and down. This ring is made from a durable material that can effectively scrape off the excess oil without causing damage to the cylinder walls.

The Circle RS-6445 S41161 piston ring set is the ideal choice for engine rebuilders, mechanics, and DIY enthusiasts who demand the highest quality components for their projects. With its precise fit, superior materials, and unmatched performance, this piston ring set is sure to exceed your expectations and keep your engine running at its best.

The RS-6445 S41161 piston ring set is a popular choice for those seeking high-performance piston rings for their engines. Here are some pros and cons to consider before making a purchase:

1. Enhanced Engine Performance: These piston rings are designed to provide better sealing, which can reduce engine blowby and improve combustion efficiency. This can lead to increased horsepower and torque.

2. Durability: The rings are made from high-quality materials that are resistant to wear and tear. This can help extend the life of your engine and reduce the need for frequent ring replacements.

3. Improved Compatibility: The RS-6445 S41161 piston ring set is designed to fit a wide range of engine applications, making it a versatile option for many vehicles.

4. Precision Manufacturing: The rings are manufactured using advanced CNC machining techniques, which ensures precise dimensions and tolerances for optimal engine performance.

1. Higher Cost: Compared to standard piston rings, the RS-6445 S41161 piston ring set is more expensive. This may be a deterrent for some budget-conscious consumers.

2. Installation Complexity: Installing these piston rings may require more advanced engine disassembly and reassembly skills than standard rings. It is recommended that these rings are installed by a professional mechanic to ensure proper installation and sealing.

3. Potential for Ring Damage: The high-performance design of these rings can make them more susceptible to damage during installation or removal. Proper care and handling is necessary to avoid damaging the rings.

The RS-6445 S41161 piston ring set offers several benefits for those seeking improved engine performance and durability. However, it comes with a higher cost and potential installation complexity. Ultimately, the decision to purchase this piston ring set depends on your budget, technical skills, and desired engine performance. If you have the means and desire for high-performance engine upgrades, then the RS-6445 S41161 piston ring set is a strong recommendation. If you are on a tight budget or prefer a more straightforward upgrade, then standard piston rings may be a better option for you.

Details:

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part #: rs6445 price

• $39.99

specifications vintaequip:

• brand: Perfect Circle
• mpn: Rs-6445
• model: S41161 Rs-6445
• part type: Ring Piston

seller vintaequip:

• rating: 100.0%
• city: Roseville, Michigan
• # reviews: 4931

general vintaequip:

• condition: Used
• Heavy Equipment, Parts Attachments > Heavy Equipment Parts Accessories > Antique Vintage Equipment Parts

offer vintaequip:

• started: February 16, 2026
• best offers: True
• sold: 0
• availability: In Stock
• options: Ship-to-home
• quantity: 3

returns vintaequip:

• policy: No Returns

payments vintaequip:

• other
• credit card: Discover
• wallet: Google-pay

shipping vintaequip:

• class: Standard, Expedited
• type: Calculated
• cost: $10.15
• carrier: USPS
• transit: 3-7 Days
• service: USPS Ground Advantage, USPS Priority Mail