Fits select Honda K24Y2, K24Z2, K24Z3, K24Z6, and K24Z7 engines.

This Cometic Multi-Layer Steel (MLS) cylinder head gasket is engineered to provide a superior seal for high-performance Honda K-Series builds. Constructed from multiple layers of stainless steel, it is designed to withstand the extreme cylinder pressures and thermal stresses found in both naturally aspirated and forced induction applications. The embossed outer layers are specifically designed to meet the demands of harsh sealing environments, ensuring a reliable seal across various surface finishes.

• Bore Diameter: 87.5mm
• Thickness: .040in
• Material: Multi-Layer Steel (MLS)
• Center Layer: Uncoated stainless steel shim for precise thickness and load distribution.
• Bore Protection: Engineered to require less clamping load, reducing bore distortion for better ring seal.
• Fitment: Honda K24Y2, K24Z2, K24Z3, K24Z6, and K24Z7 engine platforms.

Engineered for the high-performance demands of the Mitsubishi 6G75 V6, this Cometic Multi-Layer Steel (MLS) head gasket provides a superior seal for forced induction or high-compression builds. The construction features embossed outer layers designed to maintain integrity across various surface finishes and harsh load conditions.

By utilizing a stainless steel shim layer, this gasket ensures precise thickness and structural stability. The MLS design requires less clamp load than traditional composite gaskets, which helps minimize cylinder bore distortion and promotes better piston ring sealing. Whether for a rebuild or a performance upgrade, these gaskets provide the durability needed for high-cylinder-pressure environments.

• Engine Application: Mitsubishi 6G75 V6
• Bore Diameter: 97mm
• Thickness: .036in
• Material: Multi-Layer Steel (MLS)
• Construction: Embossed outer layers with an uncoated stainless steel shim
• Reduces bore distortion by requiring lower clamp loads

Fits Nissan Skyline models equipped with the RB20E, RB20DE, and RB20DET engines (2.0L).

This Cometic Multi-Layer Steel (MLS) head gasket is engineered to provide the superior combustion sealing required for high-performance Nissan RB20 engines. Whether you are refreshing a naturally aspirated DE or building a high-boost RB20DET, the MLS design handles increased cylinder pressures and thermal expansion more effectively than traditional composite gaskets.

The gasket features embossed outer layers coated in Viton to meet the demands of various harsh sealing environments and surface finishes. A stainless steel center shim provides structural integrity and allows for precise thickness control. This design requires less clamp load than standard gaskets, which helps reduce bore distortion and ensures even load distribution across the entire sealing area.

• Bore Size: 79mm
• Thickness: .051in
• Material: Multi-Layer Steel (MLS)
• Engine Compatibility: Nissan RB20E, RB20DE, RB20DET (2.0L)
• Construction: Embossed stainless steel layers with Viton coating

Fits 1990+ Nissan 240SX and Silvia models equipped with the KA24DE engine.

This Cometic Multi-Layer Steel (MLS) head gasket is engineered to provide a superior seal for high-performance KA24DE builds. By utilizing embossed outer layers coated in a high-temperature polymer, this gasket meets the demands of harsh sealing environments and varying thermal expansion rates. The multi-layer design provides a robust barrier against combustion pressure, oil, and coolant leaks.

The center shim layer is constructed from uncoated stainless steel, which allows for precise thickness control. This MLS configuration requires lower clamping loads than traditional composite gaskets, effectively reducing cylinder bore distortion for better piston ring seating and improved engine longevity. It is an essential component for naturally aspirated or forced induction builds where cylinder head stability is critical.

• Engine Fitment: Nissan KA24DE
• Bore Diameter: 89.5mm
• Thickness: .040 inch
• Construction: Multi-Layer Steel (MLS)
• Outer Layers: Embossed with high-temp coating
• Shim Material: Uncoated stainless steel

Fits Nissan KA24DE engines.

This Cometic Multi-Layer Steel (MLS) head gasket provides a superior seal for performance-built Nissan KA24DE engines. Engineered to withstand harsh combustion environments, it features embossed stainless steel outer layers that ensure uniform load distribution across the sealing surface.

The MLS design utilizes an uncoated stainless steel shim layer to achieve a precise .040-inch thickness. This construction requires lower clamp loads compared to traditional composite gaskets, significantly reducing bore distortion and maintaining cylinder geometry. Whether you are performing a standard rebuild or a high-performance upgrade, this gasket delivers the durability needed for high-load conditions.

• Engine: Nissan KA24DE
• Bore Diameter: 89mm
• Thickness: .040 inch
• Construction: Multi-Layer Steel (MLS)
• Material: Stainless steel with embossed outer layers
• Reduces bore distortion and improves load distribution

This Cometic Multi-Layer Steel (MLS) head gasket is engineered to provide a superior seal for Honda H22A and F20B engines. Designed for performance applications, the MLS construction features embossed outer layers coated with a high-temperature fluroelastomer rubber-based material to meet the demands of various surface finishes and load conditions.

The uncoated stainless steel center shim layer allows for precise thickness requirements while maintaining structural integrity. This design requires less clamp load than traditional gaskets, which helps minimize cylinder bore distortion and ensures even load distribution across the entire sealing surface.

• Engine Compatibility: Honda H22A / F20B
• Bore Diameter: 85mm
• Thickness: .030 inch
• Material: Multi-Layer Steel (MLS)
• Construction: Embossed outer layers with a stainless steel shim

Seal your BMW S50B30US or S52B32 engine with the precision of a Cometic Multi-Layer Steel (MLS) head gasket. Engineered for high-performance applications, this gasket features a .098-inch thickness, making it a critical choice for engine builders looking to adjust static compression ratios or compensate for significant cylinder head and block resurfacing.

• Fits BMW S50B30US (3.0L) and S52B32 (3.2L) engines.
• 86mm bore diameter provides precise alignment with cylinder bores.
• .098-inch thickness allows for compression adjustments or machining compensation.
• Multi-Layer Steel construction utilizes stainless steel for strength and spring-back.
• Finished with a high-temperature Viton coating to ensure a superior seal against coolant and oil under extreme thermal expansion.
• Withstands higher cylinder pressures than standard composite gaskets.

Fits select Honda B16A2, B16A3, B17A1, and B18C1 engines.

This Cometic Gasket Multi-Layer Steel (MLS) cylinder head gasket is designed for high-performance B-series builds that require a precision seal under extreme cylinder pressures. Engineered with multiple layers of stainless steel for superior recovery and durability, this gasket features an 84mm bore and a .027-inch compressed thickness. This specific configuration is manufactured without water holes (H20 holes), making it a critical component for specialized racing applications or custom cooling setups where block-to-head coolant passages are intentionally blocked or modified.

• Fits Honda B16A2, B16A3, B17A1, and B18C1 engines
• Construction: Multi-Layer Steel (MLS)
• Bore Diameter: 84mm
• Compressed Thickness: .027in
• Cooling: No Water Holes (H20) configuration
• Material: High-grade stainless steel layers

Fits select Honda B16A2, B16A3, B17A1, and B18C1 B-series engines.

This Cometic Multi-Layer Steel (MLS) head gasket is engineered to provide a robust, reliable seal for high-performance Honda engine builds. Constructed from multiple layers of stainless steel for superior recovery and load distribution, this gasket is designed for specialized racing applications. It features a "no water hole" configuration, specifically for use in dry deck blocks or custom cooling setups where coolant flow between the block and head must be restricted.

• Multi-Layer Steel (MLS) construction for maximum durability and seal under high combustion pressures
• 84mm bore diameter for oversized cylinder sleeve applications
• .023 inch (0.58mm) compressed thickness
• Specialized design with no coolant passages (No H2O Holes)
• Compatible with B16A2, B16A3, B17A1, and B18C1 engine platforms

Seal your combustion chambers with confidence using this Cometic Gasket cylinder head gasket designed specifically for GM LS Gen 3 and Gen 4 small block V8 engines. Engineered to withstand the thermal and mechanical stresses of high-performance V8 applications, this gasket provides a precision fit for builders requiring specific bore and thickness tolerances.

• Fits GM LS Gen 3 and Gen 4 small block V8 engines
• Bore Size: 3.940in
• Compressed Thickness: .063in
• Precision-engineered for superior sealing and durability
• Sold individually (one gasket per bank)

This Cometic AFM (Aluminum Foamette Material) thermostat housing gasket is engineered to provide a high-performance seal for Gen 2 Dodge Viper engines. It features a chemically blown, compounded nitrile synthetic rubber bonded to a solid aluminum core, providing the rigidity needed for consistent torque retention and the flexibility to seal minor surface irregularities without the need for RTV or liquid sealants.

Designed for durability under thermal stress, the AFM material maintains an 85% recovery rate to ensure the seal remains intact through repeated heat cycles. The aluminum core prevents gasket extrusion and ensures the hardware stays torqued to specification, making this a reliable replacement for factory gaskets during thermostat service or cooling system overhauls.

• Fits Gen 2 Dodge Viper models
• Thickness: .032 in
• Material: AFM (Nitrile synthetic rubber bonded to aluminum core)
• Temperature Resistance: Over 205°F
• 85% recovery rate for superior sealing performance
• Eliminates the need for sealants or re-torquing

Designed for Dodge Hellcat models equipped with a 105mm throttle body, this Cometic AFM gasket provides a precision-engineered seal for high-performance intake systems. The AFM (Aluminum Foam Material) features a chemically blown, compounded nitrile synthetic rubber bonded to a solid aluminum core, specifically designed to eliminate the need for messy liquid sealants or RTV.

This advanced material construction provides an 85% recovery rate, ensuring the gasket maintains strong torque retention even under heat soak. The design allows for a reliable seal that does not require frequent re-torquing, making it a dependable choice for enthusiasts upgrading their induction system.

• Bore Size: 105mm
• Thickness: .032 in
• Material: Nitrile synthetic rubber bonded to an aluminum core (AFM)
• Temperature Resistance: Rated for over 205°F
• Recovery: 85% rate for superior sealing and torque retention
• Installation: Replaces OEM or aftermarket gaskets; no sealants required

This Cometic .060-inch AFM throttle body adapter is engineered to provide a high-integrity seal for Dodge Hellcat intake systems. Utilizing Aluminum Foamette Material (AFM), this component consists of a chemically blown, compounded nitrile synthetic rubber bonded to a rigid aluminum core. This specialized construction is designed to thrive in high-vacuum and high-pressure environments where traditional gaskets might fail.

• Material: AFM (Aluminum Foamette Material) featuring a nitrile synthetic rubber bonded to an aluminum core
• Thickness: .060 inch
• Sealing Efficiency: 85 percent recovery rate maintains a tight seal even during thermal cycling
• Durability: Excellent torque retention ensures the adapter stays secure without the need for re-torquing
• Heat Resistance: Rated for temperatures exceeding 205° Fahrenheit
• Installation: Designed for a clean, dry install; no additional sealants or RTV required

Fits 1992-1997 Dodge Viper Gen 1.

This Cometic throttle body gasket is engineered from AFM (Aluminum Foamette Material) to provide a reliable, long-term seal for your Viper's intake system. Constructed with a chemically blown, compounded nitrile synthetic rubber bonded to a durable aluminum core, this gasket is designed to eliminate the need for messy sealants or frequent re-torquing. The aluminum core provides the necessary structural integrity for superior torque retention, while the synthetic rubber ensures 85% recovery for consistent performance under thermal cycling.

• Advanced AFM material: Nitrile synthetic rubber bonded to an aluminum core
• 85% recovery rate ensures a lasting seal over time
• Temperature resistance rated for environments exceeding 205°F
• Eliminates the need for additional sealants or re-torquing
• Engineered for high torque retention to prevent intake leaks

This Cometic Arrington throttle body gasket is engineered to provide a reliable, airtight seal between the throttle body and the intake manifold. Specifically designed for 90mm applications, this gasket utilizes a .039-inch thick fiber construction to compensate for minor flange irregularities and ensure consistent performance across a wide range of operating temperatures and vacuum pressures.

• Precision-engineered for 90mm Arrington-style throttle bodies
• Durable fiber material provides excellent sealability and heat resistance
• .039-inch (1.0mm) thickness helps take up surface variations between flanges
• Crucial for preventing vacuum leaks and maintaining stable idle quality
• Direct replacement for worn or compressed throttle body gaskets

Secure your rotating assembly with the highest level of fastener technology available. Brian Crower ARP625+ Custom Age connecting rod bolts are designed for extreme-duty engines where standard ARP2000 hardware may not provide a sufficient margin of safety. These fasteners are essential for high-horsepower, high-RPM builds that subject the connecting rods to massive tensile loads and cyclic stress.

Forged from Custom Age 625+ super-alloy, these bolts undergo a rigorous heat-treatment process that results in a typical tensile strength of 260,000 to 280,000 psi. This material provides superior resistance to corrosion and fatigue, ensuring your rod big-ends stay perfectly round and secured under the most demanding racing conditions. These are direct replacements for rods designed to accept 3/8-inch hardware with a 1.600-inch under-head length.

• Brand: Brian Crower (BC)
• Material: ARP625+ Custom Age Super-Alloy
• Thread Diameter: 3/8 inch
• Under Head Length (UHL): 1.600 inch
• Fastener Style: Cap Screw
• Tensile Strength: 260,000 - 280,000 psi

Fits Chevrolet and GM Gen III, IV, and V engines including LS7.

These Brian Crower hydraulic roller lifters are a critical valvetrain upgrade for LS engine builders seeking improved reliability and high-RPM stability. Originally designed for the LS7, these lifters have become the performance standard for refreshing Gen III and Gen IV engines during camshaft swaps or full rebuilds. They provide consistent oil metering and maintain precise plunger travel to ensure your valvetrain remains quiet and efficient under load.

• Engineered for GM Gen III, IV, and V LS-based small block engines
• High-performance LS7-style hydraulic roller design
• Direct replacement for factory lifters in performance and street applications
• Precision-machined internal components for superior oiling and durability
• Enhances valvetrain stability at higher engine speeds

Fits BMW S58B30T0 engines.

Engineered for high-output builds, Brian Crower MOAR Series I-Beam connecting rods provide the structural integrity required for S58 applications pushing extreme boost levels. The MOAR design is specifically profiled to handle the increased cylinder pressures and high-RPM stress that can cause factory rods to bend or fail during aggressive track use or competitive drag racing.

Each rod set is equipped with ARP Custom Age 625+ fasteners. These ultra-high-strength bolts offer significantly higher tensile strength and clamping force compared to standard hardware, ensuring the big-end bore remains round and secure under the most demanding rotational loads.

• Manufacturer: Brian Crower
• Product Line: MOAR Series
• Rod Profile: I-Beam
• Engine Compatibility: BMW S58B30T0
• Hardware: ARP Custom Age 625+ Fasteners

Designed for the Toyota 1NZ-FE (1.5L) engine, these Brian Crower valve springs provide the necessary tension to maintain valvetrain stability at higher RPM ranges. Replacing factory springs is critical when upgrading to high-lift performance camshafts or when building a forced-induction setup, as stock components often succumb to valve float under increased stress.

These springs are engineered from high-grade chrome silicon steel alloy to ensure consistent seat pressure and resistance to fatigue. They provide a direct-fit solution for the 1NZ-FE valvetrain, ensuring the valves close quickly and accurately to maintain engine timing and prevent catastrophic piston-to-valve contact.

• Engineered specifically for the Toyota 1NZ-FE platform
• Prevents valve float during high-RPM operation
• Compatible with both naturally aspirated and turbocharged builds
• Manufactured from premium chrome silicon steel for long-term durability
• Ideal for use with Brian Crower or other performance camshaft profiles

Fits Volkswagen and Audi models equipped with the 1.8T engine.

The Brian Crower Single Valve Spring and Titanium Retainer Kit is engineered to provide the high-RPM stability and valvetrain reliability required for performance builds. By replacing the factory components, this kit helps prevent valve float and ensures precise timing under increased boost or aggressive camshaft profiles. The lightweight titanium retainers reduce reciprocating mass, allowing the engine to rev more freely while maintaining essential seat pressure.

• High-quality single valve spring design for consistent seat and open pressure
• Precision-machined titanium retainers for reduced valvetrain weight
• Engineered for improved durability in high-performance 1.8T applications
• Designed to work with performance camshafts and increased boost levels

Fits Honda K Series and Mazda MZR engine platforms.

This Brian Crower valve spring and titanium retainer kit provides the essential valvetrain stability required for high-performance builds. Designed to handle increased lift and higher RPM ranges, this kit helps prevent valve float—a critical failure point in engines equipped with aggressive camshafts or forced induction. By combining precision-wound springs with CNC-machined titanium retainers, this kit reduces reciprocating mass while maintaining consistent seat pressure.

• High-quality valve springs engineered for high-RPM durability and increased lift capacity
• Lightweight titanium retainers to reduce valvetrain weight and improve response
• Specifically designed for Honda K Series and Mazda MZR valvetrain geometry
• Essential for builds utilizing aftermarket camshafts or high-boost applications
• Manufactured to exacting tolerances for reliable fitment and performance

Designed for the high-revving demands of performance BMW builds, the Brian Crower Beehive Valve Spring and Titanium Retainer Kit provides the valvetrain stability necessary for increased boost and higher RPM limits. This kit replaces factory components to mitigate valve float and improve harmonic resilience within the B58 cylinder head.

The beehive spring geometry features a reduced top diameter, which allows for a smaller, lighter retainer to reduce reciprocating mass. Paired with CNC-machined titanium retainers, this combination ensures the valvetrain remains responsive and controlled under extreme engine speeds and high-lift conditions.

• Fits BMW B58 engines (3.0L)
• Beehive spring design improves harmonics and reduces valvetrain mass
• CNC-machined titanium retainers for maximum strength and weight savings
• Engineered to support higher RPM and aftermarket camshaft profiles
• Complete kit includes springs and titanium retainers

Fits Toyota 2JZGTE and Lexus 2JZGE engines.

This Brian Crower Heavy Duty (HD) single spring and steel retainer kit provides the valvetrain stability required for high-boost, high-RPM 2JZ builds. Rated to support over 800whp, these components are engineered to prevent valve float and ensure precise timing under extreme cylinder pressures where factory valvetrain components often fail.

• Heavy-duty single-wound valve springs for increased seat pressure and valvetrain control
• Precision-machined steel retainers for maximum durability in high-stress environments
• Engineered to support engine builds producing 800+whp
• Compatible with high-lift performance camshafts and high-RPM operation

Ensure your valvetrain remains stable under high boost and high RPM with the Brian Crower HD Single Spring and Titanium Retainer Kit. Engineered for Toyota 2JZGTE and Lexus 2JSGE engines, this kit is specifically designed for high-performance builds exceeding 800 whp where standard valvetrain components risk failure or valve float.

The heavy-duty single springs are manufactured from premium chrome silicon valve spring wire, providing the increased seat and open pressure required for aggressive camshaft profiles. By pairing these with precision-machined titanium retainers, this kit significantly reduces reciprocating mass in the cylinder head, allowing for improved engine response and higher RPM capability without sacrificing durability.

• Fits Toyota 2JZGTE and Lexus 2JSGE engines
• Rated for high-output applications producing 800+ whp
• Heavy-duty single spring design for high-lift compatibility
• Aerospace-grade titanium retainers reduce valvetrain weight
• Prevents valve float and ensures reliable seal at extreme pressure

Ensure a secure and stable installation for your auxiliary lighting with the Baja Designs LP6 universal parts bag. This kit provides the heavy-duty mounting bracket and all necessary hardware required to install a single LP6 series light to your vehicle's mounting surface or bumper.

• Compatible with Baja Designs LP6 Pro and LP6 DOT series lights
• Includes one (1) heavy-duty mounting bracket
• Complete set of high-strength installation hardware included
• Engineered for vibration resistance and off-road durability
• Sold as a single-light mounting kit

Installing a harmonic balancer correctly is critical to the longevity of your crankshaft and engine bearings. This ATI metric adapter stud and washer kit is engineered to properly seat the damper onto the crankshaft snout on GM Duramax and Toyota 2JZ engines, preventing the thread damage common when using standard bolts to pull the damper into place.

Fits GM Duramax and Toyota 2JZ engines requiring an M18x1.5 thread pitch.

• Thread Size: M18 x 1.5
• Length: 3.0"
• Compatibility: GM Duramax and Toyota 2JZ crankshafts
• Application: Harmonic damper installation
• Hardware: Includes high-strength installation stud and matching washer

By using an installation-specific stud, you ensure full thread engagement within the crankshaft before applying the force necessary to press the damper home. This is a must-have tool for any tech or DIY builder working on high-performance 2JZ or heavy-duty Duramax platforms.

Engineered for the LS9 engine in the Chevrolet Corvette ZR1 (Y-Body), this ATI Super Damper provides superior protection against torsional crankshaft vibrations while increasing performance. This 8.53-inch diameter balancer features a 14% overdrive, allowing you to spin the supercharger faster for increased boost levels without changing the upper pulley.

The lightweight aluminum construction reduces rotational mass, improving throttle response and reducing wear on main bearings. This unit is designed with a dual-pulley configuration, featuring an 11-groove drive for the supercharger and a 6-groove drive for the accessory belt system.

• Fits Chevrolet Corvette ZR1 (Y-Body) with LS9 engine
• Damper Diameter: 8.53 inches
• Overdrive Rating: 14%
• Pulley Grooves: 11-Groove Supercharger / 6-Groove Accessory
• Material: High-quality Aluminum
• Controls engine harmonics for increased component longevity

Fits select 1997-2013 Chevrolet Corvette, SS, and Pontiac G8 models (LS1, LS2, LS3, LS6, and L76 engines).

The ATI Super Damper is engineered to eliminate destructive torsional crankshaft vibrations across the entire RPM range. This lightweight aluminum model reduces parasitic drag and rotating mass compared to steel versions, improving throttle response and engine acceleration. The patented 3-ring internal design uses high-quality elastomer rings to absorb harmonic resonance that can otherwise lead to oil pump failure and crankshaft damage.

This specific unit features a 6-groove serpentine belt pulley and is designed for performance applications that have deleted the air conditioning system or utilize a non-A/C accessory drive layout.

• Main Diameter: 7.48 inches
• Shell Material: Lightweight Aluminum
• Pulley Configuration: 6-Groove Serpentine
• Internal Design: High-performance 3-ring elastomer setup
• Application: No A/C configurations
• Fitment: LS1, LS2, LS3, LS6, and L76 engines
• Safety: Exceeds SFI 18.1 specifications

Fits 2016-present Cadillac CTS-V and Chevrolet Camaro ZL1.

This ATI Performance Products 9.34-inch supercharger pulley shell is engineered to increase boost pressure on LT4 engines by providing a 15% overdrive ratio. Designed to bolt onto an ATI Super Damper hub, this pulley spins the supercharger faster than the factory diameter, delivering a significant increase in airflow for higher horsepower and torque levels. The 8-groove design ensures maximum belt surface contact to prevent slip under high-load conditions.

• Diameter: 9.34 inches
• Belt Profile: 8-Groove
• Overdrive Rating: 15% Overdrive
• Material: High-strength precision-machined construction
• Compatibility: Requires ATI Super Damper hub for installation
• Application: 2016+ Cadillac CTS-V and Chevrolet Camaro ZL1 (LT4)

Fits 2014+ Chevrolet/GM LT1 and LT4 engines equipped with a dry sump oiling system.

This ATI Performance Products supercharger pulley shell is engineered to increase boost pressure by spinning the blower faster than the stock configuration. Designed for high-performance LT-series builds, this 9.40-inch pulley features an 8-groove (8-rib) belt profile and provides a 15% overdrive (OD) ratio. It is designed to bolt onto an existing ATI Super Damper hub, offering a precise fit and durable operation for track and street-performance applications.

• Pulley Diameter: 9.40 inches
• Belt Profile: 8-Groove (8-Rib)
• Overdrive Ratio: 15%
• Engine Compatibility: GM LT1 and LT4 (2014-Present)
• Oiling System: Dry Sump only
• Increases supercharger RPM for higher boost potential