Ensure a secure connection between your flexplate and torque converter with the ARP Torque Converter Bolt Kit (MPN: 230-7303). Specifically designed for select Chevrolet applications, these fasteners replace weak factory hardware with high-strength bolts engineered to withstand the rotational stress and heat of high-performance environments.

Forged from premium 8740 chrome moly steel and heat-treated for maximum durability, these bolts offer significantly higher tensile strength than standard Grade 8 fasteners. This kit is essential for preventing bolt stretch or shearing in heavy-duty or racing applications where drivetrain reliability is critical.

• Manufacturer Part Number: 230-7303
• Thread Size: 3/8-16
• Under Head Length (UHL): 0.500 in.
• Material: 8740 Chrome Moly Steel
• Head Style: Hex
• Quantity: Set of 3 Bolts

Fits GM Turbo 350 (TH350) and Turbo 400 (TH400) transmissions equipped with aftermarket torque converters.

Ensure your drivetrain's reliability with the ARP 230-7302 Torque Converter Bolt Kit. These high-performance fasteners are engineered to handle the increased torque and RPM demands of modified engines and aftermarket converters. Unlike standard hardware, these bolts provide the superior tensile strength and fatigue resistance required to prevent shearing and loosening during hard launches or high-load conditions.

• Specifically designed for GM TH350 and TH400 transmissions with aftermarket converters
• Precision machined for exact tolerances and consistent clamping force
• High-strength construction to prevent fastener failure under load
• Complete kit for a direct installation between the converter and flexplate
• Manufacturer Part Number: 230-7302

Secure your drivetrain with the ARP 230-3001 Ring Gear Bolt Kit, designed specifically for GM 10-bolt and 12-bolt differentials. These high-strength fasteners are a critical upgrade over factory hardware, providing the necessary clamping force to prevent ring gear deflection and maintain gear mesh alignment under high-torque loads.

Forged from 8740 chrome moly steel and heat-treated to a 180,000 psi tensile strength rating, these bolts are engineered to withstand the rigors of high-performance street and track use. Each fastener features precision-rolled threads for maximum fatigue life and a head design that ensures a consistent seat within the carrier.

• Fits GM 10-bolt and 12-bolt rear end differentials
• Material: 8740 Chrome Moly Steel
• Tensile Strength: 180,000 psi
• Finish: Black Oxide
• Manufacturer Part Number: 230-3001

Fits 2001-2012 Chevrolet Silverado/Express and GMC Sierra/Savana 2500 and 3500 series models (6.6L Duramax diesel).

When upgrading or maintaining your Duramax drivetrain, secure the connection between the crankshaft and the flexplate with this premium ARP bolt kit. Designed to handle the high torque output of the 6.6L diesel engine, these fasteners offer significantly higher tensile strength than factory hardware, ensuring the flexplate remains properly indexed and secured under heavy loads and high-RPM conditions.

Each bolt is manufactured to exacting tolerances, featuring precision-machined threads for consistent torque loading and a low-profile head design to ensure proper clearance within the bellhousing. This kit is a direct replacement for worn or stretched OE fasteners and is essential for any high-performance build or heavy-duty towing application.

• Manufacturer Part Number: 230-2901
• Application: Flexplate to Crankshaft Fasteners
• Engine Compatibility: 6.6L Duramax Diesel
• Material: High-strength chromoly steel
• Fitment: Select 2001-2012 GM 2500/3500 Trucks and Vans

Fits select 2001-2012 Chevrolet Silverado/Express and GMC Sierra/Savana 2500/3500 models (6.6L Duramax Diesel).

Engineered for high-torque diesel applications, the ARP 230-2801 Flywheel Bolt Kit provides the essential clamping force required to secure the flywheel to the crankshaft. When upgrading your 6.6L Duramax or performing routine clutch and drivetrain maintenance, standard OEM fasteners can be a weak point. This kit replaces worn factory bolts with high-strength fasteners designed to withstand the extreme rotational stresses and vibrations inherent in heavy-duty diesel engines.

• Manufacturer Part Number: 230-2801
• Engine Compatibility: 6.6L Duramax Diesel
• Reliability: Designed to exceed OEM strength for improved drivetrain security
• Direct Fit: Designed for specific GM 2500/3500 truck and van applications

Secure your drivetrain with the ARP Flexplate Bolt Kit for Vauxhall and Opel 2.0L 16V engines. These high-performance fasteners are designed to replace standard OE hardware, providing the superior clamping force and shear strength necessary for high-RPM use or performance-built engines.

Forged from premium 8740 chrome moly steel and heat-treated to a 190,000 psi tensile strength, these bolts are far more resilient than factory equivalents. The 12-point head design allows for better socket engagement and consistent torque application, ensuring your flexplate remains firmly seated to the crankshaft even under extreme vibration and load.

• Fits Vauxhall/Opel 2.0L 16V engines
• Forged from 8740 chrome moly alloy for maximum durability
• Heat-treated to approximately 190,000 psi tensile strength
• Precision-machined threads for accurate loading
• 12-point head for superior tool grip
• Manufacturer Part Number: 209-2801

Fits 1990-2001 Acura Integra, 1999-2000 Honda Civic Si, and 1996-1997 Honda Civic del Sol VTEC (2.0L).

Secure your drivetrain with the industry-standard for fastener reliability. This ARP flywheel bolt kit is designed specifically for Honda B-Series DOHC engines, providing a significant upgrade over factory hardware. These bolts are essential for high-performance builds or any application where high RPM and drivetrain stress are expected, ensuring the flywheel remains securely mated to the crankshaft to prevent catastrophic failure.

Manufactured from premium aerospace-grade alloy and heat-treated prior to thread rolling and machining, these fasteners feature a flat, 12-point head design for maximum clearance and ease of installation. ARP flywheel bolts are far superior to OEM grades, offering the tensile strength needed to handle increased torque and horsepower.

• Manufacturer Part Number: 208-2802
• Application: Honda B-Series DOHC Engines
• Material: High-strength chrome moly steel
• Includes: Complete set of flywheel bolts
• Compatibility: Designed for manual transmission applications

Fits 1988-1991 Honda CRX Base, DX, HF, and Si (1.5L / 1.6L).

Ensure your flywheel remains securely fastened under high-load conditions with the ARP Honda D-Series Flywheel Bolt Kit. These fasteners are a critical upgrade over factory hardware, particularly during clutch replacements or engine builds where high-RPM reliability is essential. Designed to withstand the stresses of performance driving, these bolts provide superior clamping force compared to standard OE fasteners.

• Manufacturer Part Number: 208-2801
• Compatible with Honda D-Series 1.5L and 1.6L SOHC engines
• Full set of high-strength flywheel fasteners
• Replaces standard hardware for increased drivetrain reliability

Fits select 1990-2001 Acura Integra, Honda Civic Si, and Honda Civic del Sol VTEC models equipped with B16 and B18 engines.

The ARP 208-2501 Harmonic Balancer Bolt Kit is engineered to provide the clamping force necessary to keep the crank pulley securely seated under high-RPM conditions. Unlike standard factory hardware that can stretch or loosen over time, this high-strength fastener is designed for performance and reliability in B-series engine builds. This kit replaces the OE balancer bolt and provides an essential upgrade for both street and track applications.

• Manufacturer Part Number: 208-2501
• Application: Honda/Acura B16 and B18 series engines
• Components: High-strength balancer bolt and required washer
• Ensures proper torque retention on the crankshaft

Fits 2008-2014 Mitsubishi Lancer Evolution GSR, MR, and MR Touring models with the 4B11 engine.

When upgrading the clutch or flywheel on your Evolution X, the hardware securing those rotating components is a critical failure point. The ARP 207-2801 Flywheel Bolt Kit replaces factory fasteners with high-strength hardware designed to withstand the shear forces of high-RPM launches and increased torque loads. Forged from premium 8740 chrome moly steel, these bolts are heat-treated to reach a 200,000 psi tensile strength rating.

Each bolt features precision J-form threads rolled after the heat-treating process to ensure superior fatigue resistance and prevent galling. The kit is designed for a direct fit, providing the reliability needed for both street performance and competitive track use. Every bolt is finished in a durable black oxide to resist corrosion.

• Manufacturer Part Number: 207-2801
• Material: 8740 Chrome Moly Steel
• Tensile Strength: 200,000 psi
• Thread Size: M10 x 1.25
• Finish: Black Oxide
• Compatible Engine: Mitsubishi 4B11

Fits 1990-1999 Mitsubishi Eclipse, Eagle Talon, and Plymouth Laser (2.0L).

Ensure your crankshaft damper stays securely seated under high-RPM stress with the ARP Harmonic Balancer Bolt Kit. Designed as a high-strength alternative to factory hardware, this kit provides the clamping force necessary to prevent the balancer from backing out or loosening—a critical consideration for performance 4G63 DOHC builds and high-torque applications. This kit replaces the OEM balancer hardware with precision-engineered components built to tighter tolerances for maximum reliability.

• Manufacturer Part Number: 207-2501
• Engine Compatibility: Mitsubishi 2.0L 4G63 DOHC
• Prevents harmonic balancer loosening and crankshaft damage
• Direct replacement for factory crankshaft damper bolts

Vehicle Fitment:

• 1990-1998 Eagle Talon TSi
• 1990-1994 Mitsubishi Eclipse GS
• 1990-1999 Mitsubishi Eclipse GST & GSX
• 1996-1999 Mitsubishi Eclipse Spyder GST
• 1990-1994 Plymouth Laser RS

Secure your drivetrain with the ARP Flywheel Bolt Kit for Rover K-Series engines (MPN 206-2803). These high-strength fasteners are a critical upgrade for any performance build or clutch replacement, providing significantly more clamping force and reliability than standard factory hardware. Engineered to withstand the extreme rotational stresses and harmonics of high-RPM use, these bolts ensure the flywheel remains safely and precisely mated to the crankshaft.

ARP fasteners are precision-machined to exacting tolerances, featuring rolled threads for superior fatigue resistance. This kit is designed as a direct replacement for OEM fasteners, offering a level of security that prevents the loosening or hardware failure often associated with heavy-duty or racing applications.

• Fits Rover K-Series engines
• Engineered for high-tensile strength and superior fatigue resistance
• Precision-machined threads for consistent torque loading
• Replaces standard hardware for increased drivetrain reliability
• Kit includes a full set of flywheel bolts and ARP assembly lubricant
• Manufacturer Part Number: 206-2803

Secure your drivetrain with the ARP Flywheel Bolt Kit (206-2802), specifically engineered for BMC A-Series engines. In high-performance or high-RPM applications, standard flywheel bolts are prone to stretching or shearing, which can lead to catastrophic failure. These ARP fasteners are manufactured to much higher tensile strength and fatigue resistance standards than OEM hardware, ensuring the flywheel remains firmly coupled to the crankshaft under heavy load.

• Direct replacement for factory flywheel hardware on BMC A-Series engines
• Manufactured by ARP to exacting tolerances for maximum reliability
• Delivers increased clamping force to prevent flywheel loosening or vibration
• Essential upgrade for engine builds, performance tuning, and racing applications
• Manufacturer Part Number: 206-2802

Whether you are rebuilding a classic British motor or a competition-spec engine, upgrading to ARP hardware is a critical step for drivetrain integrity and long-term safety. This kit includes the necessary high-strength bolts for a complete installation.

Fits select 2002-2008 Mini Cooper and Cooper S models, including the 2008 Cooper Clubman.

Secure your valvetrain with the ARP Cam Sprocket Bolt Kit (MPN: 206-1001). Designed to replace standard hardware that can stretch or fatigue under load, these high-strength fasteners provide the consistent clamping force necessary to keep cam sprockets locked in place. Whether you are performing a standard engine refresh or a high-performance build, these bolts offer the reliability needed to prevent timing slips and potential valvetrain damage under high RPM conditions.

• Manufacturer Part Number: 206-1001
• Application-specific design for the Mini Cooper Tritec engine
• Engineered for superior tensile strength compared to OEM hardware
• Ensures precise torque loading for cam timing security
• Essential upgrade for track-driven and modified vehicles

Strengthen your drivetrain and prevent common differential failures with the ARP VW 020 M9 Ring Gear Bolt Kit (MPN 204-3001). This kit is engineered to replace the failure-prone factory rivets found in the Volkswagen 020 manual transmission, providing a significantly higher clamping force and increased shear strength for high-performance or heavy-duty use.

Each fastener is manufactured from premium 8740 chromoly steel and heat-treated to a 200,000 psi tensile strength rating. The bolts are precision-ground and thread-rolled after heat-treat to ensure superior fatigue resistance and exact tolerances. This kit is a critical upgrade for any 020 transmission rebuild where reliability is a priority.

• Fits Volkswagen 020 transmissions utilizing M9 hardware
• Replaces weak factory ring gear rivets
• Material: 8740 Chromoly Steel
• Tensile Strength: 200,000 psi
• Thread Size: M9
• Manufacturer Part Number: 204-3001

Fits select 1970-1977 Porsche 911, 912, 914, and 924 models.

The ARP Flywheel Bolt Kit (MPN: 204-2802) provides the essential clamping force required to secure the flywheel to the crankshaft in early Porsche drivetrain assemblies. These high-strength fasteners are a crucial upgrade for any performance-oriented build, offering significantly greater reliability than standard factory hardware during high-RPM operation and rapid gear changes.

This kit replaces worn or stretched OE bolts, ensuring a precise fit and long-term durability. Whether you are performing a standard clutch replacement or a complete engine overhaul, ARP hardware provides the peace of mind that your drivetrain's rotating assembly is properly secured.

• Direct replacement for factory flywheel fasteners
• Specifically designed for early Porsche crankshaft/flywheel configurations
• Ideal for street, track, and racing applications
• Manufacturer Part Number: 204-2802

Vehicle Fitment

Fits select 1978-1997 Porsche 911 models including SC, Carrera, Turbo, RS America, Speedster, and Targa. This ARP flywheel bolt kit provides the essential clamping force and reliability needed for high-performance air-cooled and early water-cooled Porsche engines.

Standard flywheel bolts are often the weak link in a performance drivetrain, especially under high-RPM use or increased power levels. ARP flywheel bolts are forged from aerospace-grade 8740 chrome moly steel and heat-treated to a 200,000 psi tensile strength rating. Unlike OEM torque-to-yield fasteners, these high-strength bolts are designed to resist shearing and maintain consistent torque through extreme thermal cycles and drivetrain stress.

• Manufacturer Part Number: 204-2801
• Material: 8740 Chrome Moly Steel
• Tensile Strength: 200,000 psi
• Finish: Black Oxide
• Application: Late-style 9-bolt Porsche flywheels
• Includes premium assembly lubricant for consistent friction during installation

Fits Toyota 4U-GSE 2.0L 4-cylinder engines.

This ARP Flywheel Bolt Kit (MPN: 203-2804) provides the specialized hardware required to securely mate the flywheel to the crankshaft. In high-performance or high-RPM applications, standard OE fasteners can be prone to stretching or fatigue. ARP engineers these bolts from premium heat-treated alloy to deliver superior clamping force and exceptional resistance to shearing or backing out under heavy vibration.

• Specifically designed for the Toyota 2.0L 4U-GSE 4-cylinder engine
• Direct replacement for factory flywheel hardware
• Heat-treated for increased tensile strength and improved fatigue life
• Precision-machined threads ensure consistent torque loading during installation
• Manufacturer Part Number: 203-2804

Fits select 1975-1985 Toyota Celica, Celica Supra, and Corona (20R/22R).

The ARP 203-2803 Flywheel Bolt Kit provides the essential clamping force and reliability required for Toyota 20R and 22R engine drivetrains. These M11 fasteners are engineered to withstand the intense shearing forces encountered in both high-performance street and competition environments. Replacing factory hardware with this specialized kit ensures a secure connection between the crankshaft and flywheel, preventing potential failures caused by bolt stretch or vibration in high-RPM applications.

• Manufacturer Part Number: 203-2803
• Thread Size: M11
• Engine Fitment: Toyota 20R / 22R
• Engineered for superior strength over factory fasteners

Vehicle Fitment:

• 1975-1985 Toyota Celica (GT, GTS, ST)
• 1979-1985 Toyota Celica Supra
• 1975-1982 Toyota Corona (Base, Custom, DLX, LE, SR5)

Fits 1985-1989 Toyota MR2 GT and Super Charged models.

Ensure your drivetrain's reliability with the ARP Flywheel Bolt Kit. These fasteners are engineered to handle the increased rotational stress and high-RPM demands of performance driving. Providing significantly higher tensile strength and fatigue resistance compared to standard OE hardware, this kit helps prevent bolt stretching and loosening that can lead to catastrophic drivetrain failure.

• Manufacturer Part Number: 203-2802
• Direct replacement for factory flywheel hardware
• Specifically designed for 1985-1989 Toyota MR2 applications
• Essential for high-performance builds, track use, or forced induction setups
• Precision machined to exact tolerances for a perfect fit

Fits 1988-1995 Toyota Celica All Trac and MR2 Turbo.

Secure your drivetrain with the ARP 203-2801 Flywheel Bolt Kit, engineered to withstand the high-torque demands of turbocharged Toyota powerplants. These fasteners are a critical upgrade over factory hardware, providing superior clamping force and fatigue resistance to prevent flywheel loosening or shear failure during high-RPM operation and aggressive shifting. Precision-machined for exact tolerances, they ensure a perfect fit for a reliable connection between the crankshaft and flywheel.

• Manufacturer Part Number: 203-2801
• Application-specific for 1988-1992 Celica All Trac and 1991-1995 MR2 Turbo
• Replaces standard OE hardware with high-strength fasteners
• Designed for high-performance and high-load environments
• Complete set of bolts for a full flywheel installation

Fits 1988-1991 BMW M3 Base (2.3L).

Secure your drivetrain with the ARP Dual Mass Flywheel Bolt Kit, specifically engineered for the high-revving BMW S14 engine. Flywheel bolts are a critical link in the rotating assembly; this kit replaces factory hardware with high-strength fasteners designed to withstand increased torque and cyclic loading. Whether for a restoration or a performance build, these bolts provide the clamping force necessary to prevent flywheel looseness and potential crankshaft damage.

• Manufacturer Part Number: 201-2802
• Designed for BMW 2.3L (S14) engines equipped with a dual mass flywheel
• Replaces standard OE hardware for improved fatigue resistance
• Precision-machined to exacting tolerances for a perfect fit
• Complete set of fasteners for one flywheel installation

Fits 1988-1991 BMW M3 Base (2.3L S14).

The ARP 201-2801 Flywheel Bolt Kit provides a critical upgrade for the high-revving BMW S14 engine. Flywheel bolts are subjected to extreme shearing forces and rotational stress; these ARP fasteners offer superior tensile strength and reliability compared to standard OE hardware. Designed specifically for the 2.3L engine, this kit ensures your flywheel remains securely mated to the crankshaft under high-performance driving conditions.

• Quantity: Set of 8 fasteners
• Under Head Length (UHL): 22mm
• Engine Fitment: 2.3L (S14)
• Manufacturer Part Number: 201-2801

Each bolt is manufactured to exacting tolerances to provide uniform clamping force and precise fitment. This kit is a direct replacement for the factory flywheel hardware on 1988-1991 BMW M3 models.

Ensure precise load distribution and proper hardware seating with this 10-pack of ARP M9 chamfered washers. These high-strength washers are engineered to complement performance fasteners, providing a stable bearing surface for accurate torque application.

Each washer features a chamfered inner diameter specifically designed to clear the large under-head radius found on ARP bolts and studs. This ensures the washer sits perfectly flush against the fastener head and the mounting surface, preventing stress risers that can lead to hardware failure. The black oxide finish provides a durable layer of corrosion resistance for long-term reliability.

• Manufacturer: ARP
• Part Number: 200-8797
• Size: M9
• Outer Diameter (OD): 0.670 inch
• Finish: Black Oxide
• Features: Chamfered ID for radius clearance
• Quantity: Pack of 10

These precision-machined ARP washers are engineered to provide a stable, flat bearing surface for high-strength fasteners, preventing galling and ensuring consistent torque readings. Manufactured from premium materials and finished in a durable black oxide, these washers are designed to withstand the high clamping forces required in professional engine building and chassis assembly.

• Internal Diameter (ID): M12
• Outer Diameter (OD): 0.995 inches
• Finish: Protective Black Oxide
• Package Quantity: 10 Pack
• Manufacturer Part Number: 200-8792

Protect your components and ensure accurate fastener preload with this 10-pack of ARP Black Oxide Washers (MPN: 200-8748). Designed for professional engine building and high-load automotive applications, these washers provide a precision-ground, flat bearing surface to prevent galling and ensure even load distribution across the mating surface.

• Inside Diameter (ID): 7/16"
• Outside Diameter (OD): 1.000"
• Finish: Corrosion-resistant Black Oxide
• Quantity: Set of 10
• Manufacturer Part Number: 200-8748

Whether you are plumbing a fuel system or securing chassis components, these ARP washers offer the consistency and durability required for high-performance environments where standard hardware fails.

Ensure precise clamping force and protect your hardware with this 10-pack of ARP parallel ground washers. These 7/16" ID x 7/8" OD washers are manufactured to ARP's exacting standards, providing a flat, consistent mating surface that prevents galling and ensures accurate torque readings during assembly. Each washer is heat-treated and finished in a durable black oxide coating for superior corrosion resistance and a clean look for engine or chassis applications.

• Manufacturer Part Number: 200-8747
• Inside Diameter (ID): 7/16"
• Outside Diameter (OD): 7/8"
• Finish: Black Oxide
• Design: Parallel ground for uniform load distribution
• Quantity: Pack of 10

Ideal for custom fabrication, engine builds, and replacing lower-grade hardware, these washers offer the strength and precision required for high-performance automotive environments.

Secure your assembly with professional-grade hardware from ARP. These M10 inner diameter (ID) washers are engineered with a .750-inch outer diameter (OD) to provide a stable load-bearing surface for critical automotive fasteners. The chamfered design is specifically included to ensure proper clearance for the radius found under the head of high-performance bolts, preventing stress risers and ensuring accurate torque application.

Manufactured to ARP's exacting tolerances, these washers feature a durable black finish for corrosion resistance and a clean, professional appearance in engine bay or chassis applications.

• Manufacturer Part Number: 200-8745
• Inner Diameter: M10
• Outer Diameter: .750 in
• Feature: Chamfered edge for bolt head radius clearance
• Finish: Black
• Quantity: Pack of 10

These ARP chamfered washers are precision-engineered to provide a flat, consistent bearing surface for high-performance fasteners. The specific internal diameter (ID) chamfer is designed to clear the radius found under the head of high-strength bolts and studs, ensuring the fastener seats fully and applies even clamping force without interference.

• Manufacturer Part Number: 200-8689
• Size: M10 Inner Diameter
• Outer Diameter: 3/4 inch
• Finish: Durable Black Oxide
• Design: Chamfered for bolt head radius clearance
• Quantity: Pack of 10 washers

Constructed to the exacting standards ARP is known for, these washers are essential for any critical assembly where fastener integrity and precise torque loading are required. They are suitable for engine, drivetrain, and chassis applications.

Secure critical automotive components with the ARP M10 x 1.25 Locking Flange Nut Kit (MPN 200-8683). Designed for high-stress environments where vibration and thermal cycling can lead to fastener loosening, these nuts feature an integrated flange that increases the contact patch and distributes load more evenly without the need for separate washers.

• Thread Pitch: M10 x 1.25
• Nut Style: Locking Flange
• Quantity: 10 nuts per kit
• Manufacturer Part Number: 200-8683

Constructed to the rigorous standards of ARP, these fasteners are an essential upgrade for exhaust manifolds, turbocharger housings, and suspension mounting points. The locking design provides consistent clamp load and peace of mind for both track and street applications.