Take your 1964–1966 Mustang to the next level with this Street Kit, engineered for big block 429–460 BBF builds that demand maximum performance with modern drivability. Designed for aggressive street use and high-performance applications, this kit delivers exceptional control, stability, and steering ease.
The Street Kit includes a Universal Mount K-Member, 429–460 BBF engine mounts, bushing A-arms, spindle struts with a 250 lb spring rate, and a power Fox steering rack. The ultra-stiff 250 lb springs provide superior body control, minimal roll, and a planted, performance-driven feel—ideal for handling big block torque. The power steering rack ensures smooth, effortless steering at any speed, making tight turns and daily driving far more manageable without sacrificing responsiveness.
Built to support the weight and power of big block engines, this kit gives your Mustang a strong, modern suspension foundation while maintaining comfort and control on the street.
Key Features:
Fits 1964–1966 Ford Mustang
Includes Universal Mount K-Member and 429–460 BBF engine mounts
Bushing A-arms and spindle struts with 250 lb spring rate
Power Fox steering rack for smooth, effortless, and precise steering
Ultra-firm suspension with reduced body roll and maximum performance handling
Ideal for aggressive street builds and high-performance big block setups
Big block power meets modern control—giving your Mustang the strength, precision, and confidence to perform at its best.

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