Can be used on all Small-Blocks through 1986
Dual-pattern carburetor flange is approximately 1/2" lower than the 1970 LT1 intake, yet produces the same horsepower
Provisions for all late-model accessory brackets, EGR, and an integral hot-air choke
A heat shield can be mounted underneath for improved performance
NOTE: Open carburetor spacer is not recommended for use with dual-plane intake manifolds.
