Fits Toyota 2JZ and Nissan VR38DETT engines.

This GSC Power-Division (GSC P-D) spring seat kit provides a precision-engineered foundation for your valvetrain, ensuring accurate valve spring installed height and protecting the cylinder head from wear during high-lift or high-RPM operation. These seats are critical for maintaining valvetrain stability in performance builds where factory components may not meet the tolerances required for aftermarket springs.

• Manufacturer Part Number: 1085
• Thickness: 0.060in
• Outer Diameter (OD): 1.085in
• Inner Diameter (ID): 0.725in
• Quantity: Complete set of 24 seats
• Application: Compatible with Toyota 2JZ and Nissan VR38DETT cylinder heads

Designed for high-performance valvetrain builds, this GSC Power-Division spring seat kit fits Toyota 2JZ-GTE and Nissan VR38DETT engines.

These precision-machined spring seats provide a consistent and durable mounting surface for your valve springs, protecting the aluminum cylinder head from damage caused by spring oscillation and heat. At 1mm thick, they are engineered to maintain correct installed height while withstanding the high pressures of aftermarket racing springs.

• Manufacturer Part Number: 1084
• Thickness: 1mm
• Outer Diameter (OD): 27.56mm
• Inner Diameter (ID): 18.4mm
• Quantity: Full set of 24
• Compatibility: Replaces worn OE seats or fits with GSC valvetrain components

Designed for precision valvetrain setup, this GSC Power-Division P-D spring seat kit fits Toyota 2JZ-GTE and Nissan VR38DETT engines. These seats provide a stable, hardened surface between the cylinder head and the valve spring, ensuring correct installed height and protecting the aluminum head casting from spring-induced wear during high-RPM operation.

Each seat is manufactured to exacting tolerances to maintain valvetrain geometry and consistency across all 24 valves. This kit is an essential component when refreshing a cylinder head or installing upgraded performance valve springs.

• Fits Toyota 2JZ-GTE and Nissan VR38DETT engines
• Thickness: 0.5mm
• Outer Diameter (OD): 27.56mm
• Inner Diameter (ID): 18.4mm
• Quantity: Set of 24 seats
• Manufacturer Part Number: 1083

Fits select 1999-2015 Subaru Impreza and WRX STI, and 2005 Saab 9-2X (EJ205 / EJ207 / EJ257).

GSC Power Division P-D OEM Replacement Valve Spring Seats are precision-engineered to restore your valvetrain to factory specifications. These seats are essential when refreshing a cylinder head or upgrading to high-performance valve spring kits, such as GSC Beehive springs. They provide a fresh, flat mating surface that protects the aluminum cylinder head from spring wear while maintaining the exact seat thickness of the original factory components.

• Manufacturer Part Number: 1005
• Direct Replacement: Replaces worn or damaged factory valve seats
• Compatibility: Designed specifically for EJ205, EJ207, and EJ257 engine platforms
• OEM Standards: Manufactured to the same thickness as original equipment for proper spring installed height
• Material: Durable steel construction for long-term valvetrain stability

Fitment:

• 2005 Saab 9-2X Aero
• 2002-2014 Subaru Impreza WRX
• 2004-2015 Subaru WRX STI
• 1999-2011 Subaru Impreza (Base, RS, L, Outback Sport, 2.5i)
• 2012-2014 Subaru Impreza (Base, Limited, Premium, Sport)

Fits select 1990-2006 Mitsubishi Eclipse, Lancer Evolution, Galant VR-4, Eagle Talon, and Plymouth Laser models.

Maintain proper valve spring geometry and protect your cylinder head with these GSC Power-Division OEM-style replacement valve spring seats. These components are essential when refreshing a high-mileage cylinder head or upgrading to high-performance valve springs like the GSC Beehive series. Precision-manufactured to match factory tolerances, these seats provide a stable, level base for the valve springs, preventing head wear and ensuring consistent spring pressure across the entire valvetrain.

• Direct OEM-style replacement for factory 4G63T valve spring seats
• Provides a stable mounting surface for high-performance and beehive valve springs
• Essential for cylinder head rebuilds and valvetrain maintenance
• Precision manufactured for exact fitment and longevity
• Includes a full set of 16 seats
• Manufacturer Part Number: 1004

Fits 2011-2014 Ford Mustang GT and 2012-2013 Ford Mustang Boss 302.

Engineered for high-performance 5.0L Coyote engines, the Ford Racing BOSS 302R Valve Spring Kit provides the increased seat pressure and stability required for high-RPM operation and aggressive camshaft profiles. This kit is a direct upgrade over factory base valve springs, specifically designed to eliminate valve float in track and high-performance street applications.

These springs are rated for engine speeds up to 8000 RPM and are compatible with performance camshafts featuring up to 13mm of lift. Precision-manufactured to exacting tolerances, they ensure consistent valvetrain control under the demanding conditions of road racing or drag strip use.

• Manufacturer Part Number: M-6513-M50BR
• Compatibility: For use with cams up to 13mm lift
• Installed Height: 40mm
• RPM Rating: Compatible up to 8000 RPM
• Seat Pressure: Higher than base factory valve springs
• Quantity: Set of 16 springs

Fits 2017-2018 Audi models equipped with the 2.5L TFSI engine.

The Ferrea Racing Components Single Valve Spring Kit (KT4042) is engineered to provide the valvetrain stability required for high-performance 2.5L TFSI builds. Designed as a direct replacement for factory springs, these components are manufactured from high-tensile strength alloys to withstand the increased thermal and mechanical stresses found in turbocharged applications.

• Precision-wound from premium silicon magnesium chrome alloy
• Heat-treated and stress-relieved for long-term durability and fatigue resistance
• Provides consistent seat and open pressures to prevent valve float at high RPM
• Designed specifically for the Audi 2.5L TFSI cylinder head architecture
• Manufacturer Part Number: KT4042

Fits Acura K20 series engines used in high-performance and competitive drag racing applications.

The Ferrea KT4035 High Lift Drag Racing Dual Spring Kit is engineered for high-RPM stability and the extreme demands of drag racing. By utilizing a dual-spring architecture, this kit provides the necessary seat pressure and rate to control valve motion when using high-lift camshaft profiles, preventing catastrophic valve float and ensuring consistent valvetrain timing.

• Designed specifically for high-lift drag racing camshafts
• Provides superior harmonic damping and stability at high RPM
• High-tensile premium steel construction for maximum durability
• Compatible with Acura K20 cylinder heads
• Manufacturer Part Number: KT4035

Fits 2017-2023 Honda Civic Type R (K20C1 Turbo).

Ensure valvetrain stability and prevent valve float in your high-output K20C1 engine with the Ferrea Single Valve Spring Kit. This kit is specifically engineered to handle the increased cylinder pressures and thermal loads associated with turbocharged applications. By replacing the factory springs with Ferrea’s precision-wound units, you maintain better control over valve harmonics and seating, which is critical for reliability during high-RPM track use or increased boost levels.

• Designed specifically for the Honda K20C1 turbo engine
• Provides increased seat pressure over OEM for better valve control
• Manufactured from high-tensile, fatigue-resistant steel alloys
• Compatible with performance valvetrain upgrades
• Manufacturer Part Number: KT4033

Fits BMW vehicles equipped with the N54 3.0L twin-turbocharged inline-six engine.

The Ferrea KT4026 Single Valve Spring Kit is engineered to provide the increased seat pressure and spring rate required for high-performance N54 builds. This kit is a critical upgrade for engines running increased boost levels or elevated RPM limits, effectively preventing the valve float that can lead to power loss or catastrophic engine damage. Each spring is manufactured to exacting tolerances to ensure consistent valvetrain stability under extreme thermal and mechanical stress.

• Designed specifically for the BMW N54 valvetrain architecture
• Optimized spring rates for high-boost and high-RPM reliability
• Helps prevent valve float and maintains consistent seat pressure
• Precision-wound from high-quality alloy for long-term durability
• Manufacturer Part Number: KT4026

Fits select 2009-2016 Volkswagen GTI, Golf R, and other models equipped with the 2.0T TSI engine.

The Ferrea KT4025 Single Spring Kit is an essential upgrade for high-performance 2.0T TSI builds. Designed to provide superior valvetrain stability, these springs are engineered to prevent valve float at high RPMs, making them ideal for tuned vehicles or those running upgraded turbochargers and camshafts. Each spring is manufactured from premium-grade alloys and undergoes rigorous heat-treatment processes to ensure long-term durability and consistent pressure over thousands of heat cycles.

• Prevents valve float and ensures reliable valvetrain geometry
• Engineered for performance TSI cylinder heads
• Compatible with high-lift camshaft profiles
• Manufacturer Part Number: KT4025
• Application: 2.0T TSI Engines

The Ferrea Endurance Dual Valve Spring Kit (KT4020) is engineered to provide the valvetrain stability required for high-performance and track-driven Subaru WRX STI engines. By utilizing a precision-wound dual-spring design, this kit effectively manages valvetrain harmonics and prevents valve float at high RPMs, protecting your engine during aggressive driving or high-boost conditions.

Each spring is manufactured from high-tensile premium alloys and subjected to specialized heat-treatment processes to ensure consistent spring rates and long-term durability under extreme thermal stress. This kit is a critical upgrade for owners looking to improve valvetrain control and reliability beyond the limits of factory components.

• Fits Subaru WRX STI
• Series: Endurance Dual Spring Kit
• Engineered to prevent valve float and maintain timing accuracy at high RPM
• Premium alloy construction for superior fatigue resistance
• Manufacturer Part Number: KT4020

Fits Nissan GT-R models equipped with the VR38DETT engine.

The Ferrea KT4016 Single Valve Spring Kit is a critical valvetrain upgrade engineered for high-performance Nissan GT-R builds. These springs provide the increased seat pressure and stability required to maintain precise valve control at higher RPM levels and under increased boost, effectively preventing valve float. Each spring is manufactured from premium, fatigue-resistant alloys and undergoes a rigorous heat-treating process to ensure long-term durability and consistent performance under extreme thermal loads.

• Engineered specifically for the Nissan VR38DETT engine platform
• Prevents valve float and maintains timing accuracy at high RPM
• Constructed from high-tensile, fatigue-resistant wire
• Designed for compatibility with performance valvetrain components
• Manufacturer Part Number: KT4016

Fits Nissan GT-R models equipped with the VR38DETT engine.

Designed for high-performance applications, the Ferrea KT4015 Dual Valve Spring Kit is engineered to maintain valvetrain stability where factory springs often fail. This dual spring configuration provides the necessary seat pressure and rate to prevent valve float, a critical requirement for GT-R builds running increased boost levels or higher RPM limits.

By utilizing premium alloy materials and precision manufacturing tolerances, Ferrea ensures these springs withstand the thermal and mechanical stresses of high-output VR38DETT engines. This kit is a direct upgrade for professional engine builders seeking to protect their valvetrain and optimize intake and exhaust valve harmonics.

• Engineered specifically for the Nissan VR38DETT valvetrain geometry
• Dual spring design provides superior harmonics control over single spring setups
• Prevents valve float in high-RPM and high-boost environments
• Manufacturer Part Number: KT4015

The Ferrea Dual Valve Spring Kit (KT4011) is a critical valvetrain upgrade for the 2000-2009 Honda S2000, designed to handle the high-revving demands of the F20C and F22C1 engines. This kit provides the necessary tension and stability to prevent valve float at high RPMs, ensuring the valves close precisely and stay seated even when using aggressive aftermarket camshaft profiles.

• Direct fit for 2000-2009 Honda S2000 (2.0L F20C / 2.2L F22C1)
• Manufacturer Part Number: KT4011
• Engineered to eliminate valve float during high-RPM operation
• Provides increased seat pressure over factory single-spring configurations
• Supports increased valve lift for high-performance builds
• Precision-wound for consistent spring rates and long-term durability

Designed for the extreme demands of high-RPM competition, the Ferrea KT4004 Drag Racing Dual Valve Spring Kit provides the valvetrain stability required for high-lift camshaft profiles and aggressive racing cycles. This kit is specifically engineered for Acura K20 engines, offering superior harmonics control to prevent valve float and ensure precise valve timing during high-output drag racing passes.

• Fits Acura K20 engines
• Manufacturer Part Number: KT4004
• Dual spring configuration for increased pressure and stability
• Optimized for high-lift, high-RPM drag racing applications
• Developed using premium alloys and precision heat-treating processes

Fits select Honda and Acura vehicles equipped with B16 and B18 engines. The Ferrea KT4002 High Pressure Dual Valve Spring Kit is engineered for high-performance valvetrains that require increased seat pressure to maintain stability at elevated RPM ranges.

These dual springs are manufactured from premium high-tensile alloys designed to resist fatigue and prevent valve float under the stress of aggressive camshaft profiles and high-lift applications. This kit is a critical upgrade for high-revving naturally aspirated builds or forced induction setups where precise valve timing and valvetrain integrity are paramount.

• Manufacturer Part Number: KT4002
• Application: Honda/Acura B16 & B18 Engines
• Spring Type: Dual High Pressure
• Material: High-tensile strength alloy for maximum durability
• Designed to prevent valve float and ensure reliable high-RPM operation

The COMP Cams 973-1 Single Inner Valve Spring is engineered for performance engine builders who require precise components to create custom spring assemblies. By selecting specific metal stock and utilizing a rigorous design and manufacturing process, COMP Cams ensures these springs maintain consistent rates and durability under the high-stress conditions found in performance and racing applications.

This single inner spring is designed to be used as part of a multi-spring setup, providing the necessary dampening and tension required for stable valvetrain operation at high RPMs. Each spring is crafted to meet the exact tolerances required by professional builders to prevent spring fatigue and failure.

• Manufacturer Part Number: 973-1
• Inner Diameter: 0.970 in
• Spring Style: Single Inner Valve Spring
• Application: Suitable for custom valve spring assemblies requiring specific dampening and tension characteristics

Fits select 1967-1980 Buick, Chevrolet, Oldsmobile, and Pontiac models, including Electra, Riviera, Corvette, and Bonneville.

COMP Cams 910-16 Single Outer Valve Springs are engineered to provide the precise seat and open pressures required for performance street and mild race applications. These springs feature an internal friction damper to control harmonic vibrations and spring surge, ensuring stable valvetrain operation at higher RPMs. Manufactured from premium-grade metal stock and subjected to rigorous quality control, these springs offer the durability needed to meet the demands of classic GM engine builds.

• Part Number: 910-16
• Spring Style: Single outer with internal damper
• Designed to control valvetrain harmonics and prevent spring surge
• Precision-wound to exact tolerances for consistent performance
• Compatible with a wide range of vintage GM V8 engine platforms

Fits select 1993-2004 Ford Mustang, Lincoln Continental, Lincoln Mark VIII, and Mercury Marauder (4.6L).

Engineered to manage the higher pressures developed by performance valve springs, COMP Cams Steel Retainers are a high-strength valvetrain solution. COMP engineers utilize 3D CAD with Finite Element Analysis (FEA) to design these retainers with a modern, advanced contoured top profile. This profiling reduces mass and lowers stress points while providing the clearance necessary for increased valve lift.

Every retainer is CNC-machined to exact tolerances from high-grade SAE 4140 chromemoly steel. This lead-free construction ensures maximum durability and reliability for 4.6L 4V engines undergoing valvetrain upgrades.

• Material: SAE 4140 Chromemoly Steel
• Manufacturing: Precision CNC-machined
• Design: 3D CAD/FEA contoured top for reduced mass and increased lift capacity
• Engine Application: Ford 4.6L 4-Valve
• Manufacturer Part Number: 799-32

Fits select 1980-2003 Buick, Chevrolet, Chrysler, Dodge, and Ford vehicles.

Upgrading to higher-pressure valve springs requires a retainer that can withstand increased loads without adding unnecessary reciprocating mass. COMP Cams Steel Retainers are engineered specifically for Beehive springs, utilizing advanced 3D CAD and Finite Element Analysis (FEA) to achieve a modern contoured top profile. This design reduces stress and allows for increased valve lift while maintaining a lightweight footprint for better valvetrain stability at high RPM.

Each retainer is precision CNC-machined to exact tolerances from high-grade SAE 4140 chromemoly steel. This material choice ensures exceptional strength and durability for performance valvetrains. Designed to handle the unique seat and open pressures of Beehive-style springs, these retainers provide a secure fitment and a long service life in demanding engine environments.

• Manufacturer Part Number: 795-16
• Material: SAE 4140 Chromemoly Steel
• Design: 3D CAD/FEA contoured top for lower stress and reduced mass
• Manufacturing: CNC-machined to exact tolerances
• Compatibility: Specifically designed for Beehive series valve springs

Fits select 2003-2008 Chrysler 300, Dodge Charger, Durango, Magnum, Ram 1500/2500/3500, Jeep Commander, and Jeep Grand Cherokee.

High-performance valve springs require retainers capable of managing the higher pressures and stresses developed in racing and high-lift street applications. COMP Cams Steel Retainers are engineered using 3D CAD with Finite Element Analysis (FEA) to provide a modern, contoured top profile. This design reduces mass and lowers stress concentrations, facilitating increased valve lift and better valvetrain stability.

Each retainer is CNC-machined to exacting tolerances from high-grade, lead-free SAE 4140 chromemoly steel. These 7-degree retainers are specifically designed to work with COMP Cams 26918 series springs and compatible 7-degree locks, providing a precise fit for high-performance engine builds.

• Material: SAE 4140 Chromemoly Steel
• Lock Angle: 7-Degree
• Designed for COMP Cams 26918 Valve Springs
• Precision CNC-machined construction
• Contoured top profiling for reduced mass and lower stress
• Manufacturer Part Number: 761-16

Achieve precise valvetrain geometry and consistent spring pressure with COMP Cams Valve Spring Shims. These precision-engineered shims are used to equalize the installed height of valve springs, correcting variations that occur during valve jobs or cylinder head resurfacing. Proper installed height is essential for maintaining accurate seat pressure and preventing premature coil bind in high-performance engines.

Manufactured from high-grade shim stock, these shims are heat-treated to withstand the extreme loads and stresses of aggressive camshaft profiles and high-lift applications. The durable construction ensures they remain dimensionally stable and do not deform under high RPM operation.

• Outside Diameter (OD): 1.437"
• Inside Diameter (ID): .645"
• Thickness: .030"
• Material: Heat-treated shim stock
• Quantity: Set of 16
• Manufacturer Part Number: 4743-16

Fits select 2009-2018 Chrysler 300, Aspen, Dodge Challenger, Charger, Durango, Ram 1500/2500/3500, and Jeep Grand Cherokee/Commander (5.7L).

Engineer your valvetrain for higher RPM stability and performance with the COMP Cams .600" Lift Beehive Valve Spring Kit. Designed specifically for Gen IV HEMI engines, these Beehive springs feature a unique ovate wire shape and a multi-radius design that reduces active mass. This helps to dissipate heat better and eliminates the harmonic resonances that can cause valve float in high-performance or race applications.

This comprehensive kit includes high-strength Chromemoly steel retainers, precision-machined seats, locks, and valve seals to ensure a complete and reliable installation. Whether you are running an aggressive street cam or preparing for the track, this kit provides the seat pressure and lift capacity required to maintain valvetrain control.

• Maximum Lift: .600"
• Spring Design: Beehive (Ovate Wire)
• Retainer Material: Chromemoly Steel
• Applications: High Performance and Race
• Included Components: Valve springs, Chromemoly retainers, locks, seats, and valve seals
• Manufacturer Part Number: 26918CC-KIT

Fits select 1959-2003 Buick, Chevrolet, Chrysler, and Dodge models.

COMP Cams Beehive Valve Springs are engineered to deliver superior valvetrain stability and reduced reciprocating weight compared to traditional cylindrical springs. This specialized Beehive design allows for the use of a smaller, lighter retainer, reducing overall valvetrain mass. The unique shape and oval/multi-arc wire design more efficiently handle valvetrain stress and eliminate damaging harmonics, which increases high-RPM horsepower and long-term durability.

Optimized for Big Block engines, these springs are compatible with hydraulic or solid flat tappet cams as well as hydraulic roller camshafts. The wire shape places the maximum surface area at the points of highest stress, allowing for improved heat dissipation. With a 0.600-inch maximum lift capacity, these springs accommodate aggressive camshaft profiles while maintaining precise valve control with lower spring pressure.

• Manufacturer Part Number: 26120-16
• Outer Diameter (OD): 1.059 in / 1.444 in
• Inner Diameter (ID): 0.650 in / 1.000 in
• Maximum Lift: 0.600 in
• Seat Load: 155 lbs @ 1.880 in
• Open Load: 377 lbs @ 1.280 in
• Coil Bind: 1.230 in
• Spring Rate: 370 lbs/in
• Required Retainers: 794 (Titanium) or 795 (Steel)

Fits select 1997-2007 Ford and Lincoln vehicles equipped with 4.6L and 5.4L Modular 2-valve and 3-valve engines, including F-150, Mustang GT, Expedition, and Navigator.

COMP Cams Beehive Valve Springs are engineered to deliver superior valvetrain stability while significantly reducing reciprocating mass. The unique beehive design features a smaller top diameter, which allows for the use of smaller, lighter retainers. This reduction in weight permits more aggressive camshaft profiles and higher RPM potential by minimizing the inertia the valvetrain must overcome.

Constructed from oval/multi-arc wire, these springs handle valvetrain stress more efficiently than traditional round wire. This geometry places the maximum area of the wire at the point of highest stress, improving heat dissipation and eliminating damaging harmonics that lead to valve float. These springs are an essential upgrade for Modular engine builds requiring better valve control and increased durability.

• Manufacturer Part Number: 26113-16
• Maximum Lift: 0.550"
• Seat Load: 93 lbs @ 1.570"
• Open Load: 198 lbs @ 1.020"
• Spring Rate: 389 lbs/in
• Coil Bind: 0.952"
• Top OD / ID: 0.959" / 0.636"
• Bottom OD / ID: 1.061" / 0.738"

COMP Cams Beehive Valve Springs (26056-16) are engineered to provide superior valvetrain stability while significantly reducing reciprocating mass. By utilizing a unique tapered Beehive design, these springs require smaller, lighter retainers, which allows for better valve control and increased RPM potential compared to traditional cylindrical springs. The use of oval/multi-arc wire distributes stress more evenly across the wire's cross-section, improving heat dissipation and extending service life under aggressive camshaft profiles.

Designed to eliminate damaging harmonics and increase high-RPM durability, these springs are a critical upgrade for performance engines requiring precise valve timing and reduced friction.

• Manufacturer Part Number: 26056-16
• Top Outer Diameter: 1.185 in
• Bottom Outer Diameter: 1.454 in
• Inner Diameter (Top): 0.731 in
• Inner Diameter (Bottom): 1.000 in
• Seat Load: 160 lbs @ 1.800 in
• Open Load: 420 lbs @ 1.150 in
• Coil Bind: 1.100 in
• Spring Rate: 400 lbs/in

Fits select 2000-2009 Honda S2000 and 2002-2004 Acura RSX Type-S equipped with F20C, F22C, or K20A2 engines.

Brian Crower BC2904 spring seats are precision-engineered to provide a stable, perfectly flat mounting surface for your performance valve springs. These seats are a critical component in high-RPM valvetrain assemblies, preventing the spring from galling the aluminum cylinder head surface and ensuring consistent installed heights across all valves.

Manufactured to exacting tolerances, these seats are designed to integrate seamlessly with Brian Crower valve springs and retainers, providing the durability required for both high-performance street builds and dedicated track applications. They serve as a direct replacement for worn or damaged factory seats when upgrading your valvetrain components.

• Manufacturer Part Number: BC2904
• Compatible Engines: K20A2, F20C, F22C
• Prevents cylinder head wear and ensures uniform spring pressure
• CNC machined for precise fitment and reliability

Fits select 1992-2005 Toyota Supra and Lexus GS300, IS300, and SC300 (2JZGE / 2JZGTE).

Brian Crower steel retainers provide essential valvetrain stability for high-performance Toyota and Lexus 2JZ engines. These retainers are precision-machined from high-strength steel to withstand increased spring pressures and higher RPM ranges than factory components. Designed as a direct fit for 24-valve 2JZ heads, they ensure the valve springs remain securely seated during extreme operating conditions.

• Manufactured from high-quality steel for maximum durability and longevity
• Engineered for high-RPM stability in performance applications
• Compatible with both 2JZ-GE and 2JZ-GTE cylinder heads
• Manufacturer Part Number: BC2300S-24
• Includes a complete set of 24 retainers

Fits select 1988-2017 Subaru Impreza WRX/STI, WRX STI, Toyota Celica/MR2, and Saab 9-2X Aero.

Brian Crower titanium retainers are engineered to withstand the extreme pressures and high-RPM demands of performance valvetrains. CNC-machined from aerospace-grade 6AL4V titanium, these retainers significantly reduce reciprocating mass compared to factory steel components. This weight reduction allows for more precise valve control, helping to prevent valve float and enabling higher engine speeds when combined with appropriate valve springs.

• Manufactured from high-strength 6AL4V titanium alloy
• Reduces valvetrain mass for improved high-RPM stability
• CNC-machined for precise tolerances and exact fitment
• Compatible with Brian Crower valve springs and select OE applications
• Manufacturer Part Number: BC2300-16
• Includes: Set of 16 retainers