This high-performance replacement piston ring is designed specifically for CP Pistons featuring a 90mm bore. Engineered for the tight tolerances of performance engine builds, this ring ensures a precise seal and consistent compression for Honda K20, Nissan RB20DET, and Nissan SR20VE engines equipped with compatible CP piston sets.

The CPN-3543 ring is manufactured to maintain structural integrity under high cylinder pressures and temperatures, making it a reliable choice for both high-RPM naturally aspirated and forced induction applications. It is designed to match the specific ring groove geometry found on CP's performance pistons to ensure optimal oil control and reduced blow-by.

• Manufacturer Part Number: CPN-3543
• Bore Diameter: 90mm
• Engine Compatibility: Honda K20, Nissan RB20DET, Nissan SR20VE
• Application: Designed for use ONLY with CP Pistons
• Optimized for superior heat dissipation and ring-to-wall sealing

This CP Carrillo replacement piston ring set (MPN CPN-3465) is engineered for precision fitment and reliable sealing in specific CP high-performance pistons. Designed to restore factory-spec compression and optimize oil control, these rings are essential for maintaining engine health during a refresh or complete rebuild.

• Precision-matched for CP Carrillo piston part numbers SC7062A, 7072, 7062A, 70403, 70459, 71403, 71423X, 70452, 71452, 71472X, and 7034.
• Constructed from high-grade materials for superior heat resistance and cylinder wall tension.
• Optimized ring profiles for reduced friction and enhanced durability.
• Manufacturer Part Number: CPN-3465

Ensure your engine maintains peak compression and consistent oil control with this CP-Carrillo replacement piston ring set. Specifically engineered to interface with CP Piston part numbers SC7031 and SC7536, these rings are manufactured to the exacting tolerances required for high-performance and racing applications.

Maintaining correct ring-to-groove clearance is critical for preventing blow-by and maximizing power. This CPN series ring set replaces worn or damaged rings, restoring the specialized sealing properties required by these specific piston profiles. This package contains the rings for the piston assemblies as identified by the manufacturer part number.

• Manufacturer Part Number: CPN-3445
• Direct replacement for rings used in CP Piston sets SC7031 and SC7536
• Precision-engineered for superior cylinder wall sealing and heat dissipation
• Ensures proper fitment within factory-specified ring land dimensions

Maintain peak engine compression and oil control with this genuine CP Pistons replacement piston ring. Specifically engineered to meet the strict tolerances and metallurgical requirements of high-performance internal combustion engines, the CPN-3425 ring ensures a precise seal against the cylinder wall for consistent power delivery.

This ring is designed as a direct service part for specific CP Piston applications. Whether you are performing a mid-season refresh or a complete engine overhaul, using the correct specified ring is vital to preventing blow-by and ensuring the longevity of your rotating assembly.

• Manufacturer Part Number: CPN-3425
• Compatibility: Designed for use ONLY with CP Piston part numbers SC7060, SC7065, SC7160, SC7165, SC7070, SC7170, SC7175, SC70402, and SC70457
• Function: Critical compression sealing and oil film management
• Build: High-strength material construction for thermal stability and reduced friction

This replacement piston ring set is designed specifically for the Nissan RB25DET engine using CP Pistons part number SC7308. Manufactured to the same exacting tolerances as the original rings, this set (MPN CPN-3406) ensures a proper seal and optimal oil control for high-performance applications.

Ideal for engine refreshes or individual cylinder service, this pack provides the necessary rings for one piston. Using genuine CP-Carrillo service parts maintains the performance and longevity of your forced-induction setup.

• Fits Nissan RB25DET engines equipped with CP Pistons SC7308
• Manufacturer Part Number: CPN-3406
• Quantity: One cylinder set
• Engineered for high-strength and thermal stability

Restore peak compression and cylinder sealing with this genuine CP Carrillo replacement piston ring. This individual ring, part number CPN-3386, is precision-engineered to meet the exact tolerances required by CP Carrillo forged pistons. Whether you are performing a mid-season refresh or a complete engine rebuild, using the correct ring pack ensures long-term reliability and performance in high-load environments.

• Individual replacement piston ring for specific CP Carrillo forged piston sets.
• Manufactured to precise radial and axial tolerances for consistent tension.
• Designed for high-performance and racing applications where thermal stability is critical.
• Manufacturer Part Number: CPN-3386
• Compatible CP Piston Part Numbers: SC7040, SC70456, SC7140, SC7202, SC7203, and SC7214.

Ensure peak engine compression and oil control with this CP Pistons replacement ring, specifically engineered for Mitsubishi high-performance applications. Designed as a direct replacement for rings used in CP Carrillo piston sets, the CPN-3366 is manufactured to exacting tolerances to maintain a superior seal under high combustion pressures and temperatures.

• Designed for use with select Mitsubishi CP Piston sets
• High-quality materials for superior heat resistance and durability
• Precision-engineered for optimal ring-to-groove fitment
• Sold as a single ring to replace or refresh existing components
• Manufacturer Part Number: CPN-3366

Maintain peak engine performance and cylinder integrity with this genuine CP Pistons replacement piston ring. Engineered to meet the exacting tolerances required for high-compression and high-performance applications, this ring provides the necessary seal for optimal compression and oil control. It is an essential component for engine builders performing a refresh or replacing individual rings during the assembly process.

• Manufacturer Part Number: CPN-3347
• Designed specifically for use with CP Pistons
• Precision-manufactured for high-performance sealing and heat dissipation
• Ensures consistent cylinder pressure and reduced blow-by
• Genuine CP component for exact fitment and reliability

Maintain engine compression and cylinder sealing with this genuine CP Pistons replacement ring set. Specifically engineered for use with CP SC7021 series pistons, the CPN-3327 ring pack provides the precise tension and fitment required for high-performance internal combustion environments.

Using the correct ring set for your specific piston part number is essential for optimal oil control and power output. These rings are manufactured to strict tolerances to ensure durability and a reliable seal against combustion pressure, making them the standard choice for rebuilds or routine maintenance on engines equipped with SC7021 pistons.

• Designed exclusively for compatibility with CP Pistons SC7021 series
• Engineered for high-performance sealing and heat resistance
• Ensures proper oil control and cylinder wall lubrication
• Manufacturer Part Number: CPN-3327

The CP-Carrillo CPN-3307 replacement piston ring is engineered specifically for compatibility with select CP high-performance forged pistons. This precision-manufactured component is critical for maintaining effective cylinder sealing, heat transfer, and oil control in internal combustion engines. It serves as a direct replacement for the rings used in specific CP-Carrillo piston sets, ensuring that engine refreshes or individual piston service can be performed to exact tolerances.

• Specifically designed for CP piston part numbers: SC7018, SC7017, CS7117, SC7120, and SC7470
• Ensures proper ring-to-bore contact for optimal compression
• High-grade materials engineered for durability in high-stress environments
• Manufacturer Part Number: CPN-3307

Ensure your engine maintains peak compression and oil control with the CP Pistons CPN-3209 replacement piston ring. This component is engineered specifically for use with select CP SC-series performance pistons, acting as a direct service part designed to restore the factory-spec seal and reliability of your high-performance rotating assembly.

Manufactured to exacting tolerances, this ring provides the consistent tension and thermal stability required for high-stress applications. It is essential for engine rebuilds or maintenance where the original ring-to-wall seal has been compromised.

• Manufacturer Part Number: CPN-3209
• Precision fitment for CP Piston models: SC7001, SC7101, SC7006, SC7106, SC7011, SC7016, SC7111, SC7116, SC7116X, and SC7136
• Optimized for proper ring-to-groove clearance and cylinder wall seating
• High-grade materials for durability under extreme cylinder pressures

Ensure optimal cylinder sealing and combustion efficiency with this CP-Carrillo Sport Compact series piston ring set. This specific set is engineered exclusively for use with CP-Carrillo Sport Compact piston part number SC7005, providing the precise fitment and tension required for high-performance engine environments.

Whether you are performing a routine freshen-up or a complete engine rebuild, using the correct replacement rings is critical for maintaining compression and effective oil control. These rings are manufactured to the strict tolerances CP-Carrillo is known for, ensuring compatibility with the specific metallurgy and ring groove dimensions of the SC7005 piston series.

• Specifically engineered for CP-Carrillo Sport Compact piston part number: SC7005
• Optimized for superior cylinder wall sealing and oil scavenging
• Restores factory-spec compression and performance
• Manufacturer Part Number: CPN-3189

This CP-Carrillo high-performance piston ring set is engineered for precision sealing and reduced friction in performance engines. Designed specifically for a 3.051in bore, the CPN-3051 set provides the critical interface between the piston and cylinder wall to maintain compression and control oil consumption under demanding conditions.

• Bore Diameter: 3.051in
• Top Ring Thickness: 1.0mm
• Second Ring Thickness: 1.2mm
• Oil Ring Thickness: 2.8mm
• Manufacturer Part Number: CPN-3051

Whether rebuilding a competition engine or refreshing a high-output street build, these rings are manufactured to strict tolerances for reliable heat transfer and cylinder pressure containment. This set includes the necessary rings to complete a single piston assembly.

The CP Performance Piston Ring Set (CPN-3031) is engineered for high-output engines where cylinder sealing and thermal stability are critical. Developed by CP-Carrillo, this set provides the precise tension and material integrity required to maintain peak cylinder pressure and optimal oil control in demanding environments.

• High-grade materials for maximum durability under extreme thermal loads
• Precision-ground surfaces for consistent cylinder wall contact
• Engineered for superior sealing to minimize blow-by and maximize power
• Manufacturer Part Number: CPN-3031

This product includes the piston ring set only. For a complete engine overhaul, verify your bore specifications and ring groove depths to ensure compatibility with the CPN-3031 series. Proper ring gapping and clocking are essential during the installation process.