Brian Tooley Racing Valve Springs Kit

2002–2026 Chrysler, Dodge, Jeep & Ram 5.7L Hemi

Part #: SP021-16

Overview

The Brian Tooley Racing (BTR) Valve Springs Kit is designed specifically for the 5.7L HEMI engines found in Chrysler, Dodge, Jeep, and Ram vehicles from 2002 through 2026. This drop-in valve spring kit is an ideal upgrade for enthusiasts looking to enhance valve control and reliability while retaining the original equipment manufacturer (OEM) hardware. Perfect for those upgrading their camshaft, the kit supports a maximum valve lift of .625", ensuring optimal performance without the need for costly additional components.

Utilizing the proven Mopar 68277306AA valve springs, this kit offers a cost-effective solution for maintaining valve train stability under increased lift and RPM conditions. It is engineered to provide consistent spring pressure and durability, making it a dependable choice for street and mild performance applications.

Key Features

Brian Tooley Racing’s valve springs kit delivers reliable performance and OEM compatibility with the following key features:

• Designed for 5.7L HEMI engines from 2002 to 2026 across Chrysler, Dodge, Jeep, and Ram models
• Supports maximum valve lift of .625" for camshaft upgrades
• Uses Mopar 68277306AA valve springs, known for durability and consistent performance
• Installed pressure of 105 lbs at 1.990” height for solid valve control
• Open pressure of 350 lbs at 1.365” height to prevent valve float at high RPM
• Coil bind occurs at 1.295” ensuring safe spring travel limits
• Drop-in design compatible with OEM locks, retainers, and locators (not included)
• Includes 16 valve springs, enough for a complete V8 valve train refresh
• Cost-effective upgrade that retains existing valve train components

Construction & Design

The valve springs in this kit are manufactured to meet stringent Mopar specifications, ensuring consistent spring rates and longevity. Crafted from high-quality spring steel, these components are heat-treated and precision wound to maintain their shape and tension under demanding operating conditions. The drop-in design allows for straightforward installation without the need for machining or custom hardware, preserving the integrity of the OEM valve train assembly.

Brian Tooley Racing’s engineering focus ensures that these springs provide the right balance of stiffness and flexibility, reducing the risk of valve float while maintaining smooth engine operation and reliability.

Installation & Fitment

This valve spring kit is designed for direct replacement on 5.7L HEMI engines in a wide range of Chrysler, Dodge, Jeep, and Ram vehicles from 2002 through 2026. Installation requires removal of the cylinder heads and valve train components, but the springs fit directly onto the OEM valve seats and use the factory locks, retainers, and locators (which are not included in the kit). No modifications or special tools are necessary beyond standard valve spring compressors and engine disassembly tools.

It is highly recommended to consult the Brian Tooley Racing HEMI camshaft buyer’s guide to ensure compatibility with your camshaft upgrade and overall engine build.

What's Included

• 16 x Mopar 68277306AA valve springs
• Comprehensive installation instructions (if provided)

Ideal For

This valve spring kit is perfect for 5.7L HEMI owners who are upgrading their camshaft and need reliable valve spring performance without replacing OEM hardware. It suits enthusiasts seeking improved valve control for street performance, mild racing, or towing applications. The kit is also an excellent choice for those looking to maintain engine longevity while increasing valve lift capacity up to .625".

Fitment Summary

• 2002–2010 Dodge Ram
• 2005–2010 Chrysler 300
• 2005–2010 Jeep Commander
• 2005–2010 Jeep Grand Cherokee
• 2006–2010 Dodge Charger
• 2008–2010 Dodge Challenger
• 2011–2014 Chrysler 300
• 2011–2014 Dodge Challenger
• 2011–2014 Dodge Charger
• 2011–2018 Ram 1500
• 2011–2018 Ram 2500
• 2011–2021 Jeep Grand Cherokee
• 2011–2026 Dodge Durango
• 2015–2023 Dodge Challenger
• 2015–2023 Dodge Charger
• 2015–2024 Chrysler 300
• 2019–2024 Ram 1500
• 2019–2026 Ram 2500
• 2022–2026 Jeep Grand Cherokee