Pro Series 1993-1998 Toyota Supra 2JZ Cylinder Head Stud Kit

Upgrade the sealing strength and reliability of your 2JZ engine with the Pro Series Cylinder Head Stud Kit, engineered for performance-driven builds.

As power levels increase, factory head bolts can stretch and lose clamping force—leading to head lift and gasket failure. This stud kit is designed to deliver more consistent and evenly distributed clamping load, helping maintain proper head gasket sealing under high boost and extreme cylinder pressure.

Manufactured from heat-treated high-strength alloy steel, these studs are built to withstand the demands of turbocharged and high-RPM applications. The stud design allows for improved torque accuracy and better load retention compared to traditional bolts, making it a critical upgrade for both street and race builds.

Whether you're building a street Supra or a high-horsepower drag setup, this kit provides the strength and durability needed to keep your engine sealed and performing reliably.

COMPATIBLE WITH
TOYOTA 2JZ INLINE-6
• 3.0L / 183 in³ 2JZ-GE
• 3.0L / 183 in³ 2JZ-GTE

COMMON VEHICLE APPLICATIONS
Toyota Supra (1993–1998 2JZ equipped)
Lexus GS300 / SC300 / IS300 2JZ applications
2JZ-GE and 2JZ-GTE swap and performance builds

NOTES

Designed for Toyota 2JZ cylinder head stud applications.

Verify engine variant, head gasket thickness, torque procedure, and block/head combination before installation.

Not compatible with 1JZ applications unless specifically confirmed.

SPECIFICATIONS
Torque: 3 Steps up to 80ft-lbs with lube / step 1 30ft-lbs / step 2 60ft-lbs / step 3 80ft-lbs
Color: Black
Fastener Style: Cylinder head stud
Grade: Performance
Nut Style: 12-point nuts
Material: 35 Chromoly Steel
Quantity: Sold as a kit
Thread Size: M12 (standard factory-based configuration)
Design: Dual-thread stud (coarse block / fine nut side)