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Brian Crower

BC0300SHD - Toyota 2JZ/1JZ Heavy-Duty Single Spring/Steel Retainer Kit

BC0300SHD - Toyota 2JZ/1JZ Heavy-Duty Single Spring/Steel Retainer Kit

Regular price €201,47 EUR
Regular price Sale price €201,47 EUR
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Brian Crower Heavy-Duty Valve Spring and Steel Retainer Kit for Toyota 1JZ / 2JZ (BC0300SHD)

When building a high-horsepower JZ engine, valvetrain stability becomes critical to maintaining reliable performance at elevated RPM and boost levels. The Brian Crower Heavy-Duty Single Valve Spring and Steel Retainer Kit is engineered to provide the increased spring pressure and precise valve control required for aggressive camshaft profiles and demanding motorsport applications.

Rated for applications exceeding 800 wheel horsepower, this kit features PAC Racing valve springs manufactured from premium super-clean chrome silicone alloy using proprietary processing techniques to ensure consistent spring pressures and long-term durability. Paired with high-strength steel retainers, the kit delivers exceptional valvetrain control and durability while offering a robust and cost-effective alternative to titanium retainers.

Whether you're assembling a high-revving 1JZ-GTE, upgrading a fully built 2JZ-GTE, or preparing a serious street, drift, drag, or circuit engine, this kit provides the reliability and performance required to support your build goals.

Trusted by professional engine builders and motorsport teams worldwide, Brian Crower valvetrain components are a proven upgrade for unlocking the full potential of Toyota’s legendary JZ platform.

Carefully selected for builders who demand proven performance without compromise.


Why Upgrade Your Valve Springs and Retainers?

Compared to factory valvetrain components:

âś” Increased spring pressure for superior valve control at high RPM
âś” Rated for applications exceeding 800 WHP
âś” Prevents valve float with aggressive camshaft profiles
âś” High-strength steel retainers for exceptional durability
âś” Trusted by professional engine builders worldwide


Key Features

âś” Genuine Brian Crower heavy-duty single valve spring kit
âś” PAC Racing springs manufactured from premium chrome silicone alloy
âś” High-strength steel retainers included (BC2300S-24)
âś” Designed for high-RPM and high-boost applications
âś” Compatible with OEM spring seats
âś” Suitable for street, drag, drift, and circuit builds


Technical Specifications

âś” Brand: Brian Crower
âś” Part Number: BC0300SHD
âś” Spring Type: BC1300 Heavy-Duty Single Spring
âś” Free Length: 1.690"
âś” Seat Pressure: 102 lbs @ 1.320"
âś” Open Pressure: 215 lbs @ 0.900"
âś” Coil Bind Height: 0.835"
âś” Retainers Included: BC2300S-24 Steel Retainers
âś” Spring Seat: OEM
âś” Maximum Net Cam Lift: 0.460" / 11.68 mm
âś” Power Rating: 800+ WHP
âś” Material: Chrome Silicone Alloy
âś” Application: High-Performance Valvetrain Upgrade
âś” Engine Family: Toyota JZ-Series


Compatible Engines

âś” 1JZ-GE
âś” 1JZ-GTE
âś” 2JZ-GE
âś” 2JZ-GTE


Shipping

🇪🇺 EU Delivery: 5–10 Business Days
🌍 International Delivery: 7–21 Business Days




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