Brian Crower BC0300 Single Valve Spring Titanium Retainer Kit for 1JZ/2JZ 1JZ-GT

Vehicle Fitment

• Toyota 1991-2025 1JZ-GTE (All Trims)
• Toyota 1991-2025 2JZ-GTE (All Trims)
• Lexus 1997-2025 2JZ-GE (All Trims)

Features

• High-performance single valve springs for elevated RPM capability
• CNC machined titanium retainers for reduced valvetrain weight
• Supports engines up to 9,000 RPM for racing and high-performance use
• Compatible with turbocharged and naturally aspirated setups
• Engineered for high horsepower applications up to 800 WHP
• Designed to work with OEM spring seats, no machine work required
• Proven reliability under demanding street and track conditions
• Trusted Brian Crower brand, widely used in performance builds

Specifications

• Spring Type: BC1300 Single
• Free Length: 1.690"
• Seat Pressure: 1.325" @ 80 lbs
• Open Pressure: 0.980" @ 158 lbs
• Coil Bind: 0.810"
• Retainer: BC2300-24 Titanium
• Spring Seat: OEM
• Net Cam Lift: 0.460" / 11.68mm

Included Components

• 24x BC1300 Single Valve Springs
• 24x BC2300-24 Titanium Retainers
• Installation Instructions

Product Description

The Brian Crower BC0300 Spring & Titanium Retainer Kit is engineered to maximize performance for Toyota 1JZ-GTE, 2JZ-GTE, and Lexus 2JZ-GE engines. This kit combines high-quality chrome silicon alloy valve springs with lightweight 6AL4V titanium retainers to reduce valvetrain weight and increase RPM capability.

BC1300 single springs provide precise seat and open pressures, while BC2300-24 titanium retainers ensure consistent, reliable operation at high RPMs. The kit is suitable for both turbocharged and naturally aspirated setups, supporting engines up to 800 wheel horsepower.

Installation is straightforward using OEM spring seats, requiring no additional machining. Ideal for high-performance street builds and racing applications, the BC0300 kit delivers proven durability, precise engineering, and the trusted quality of Brian Crower components.