Throttle Body Shop TBS 10203 TBI power up kit for 1986-95 GM TBI Motors
Product Description
Throttle Body Shop TBS 10203 TBI power up kit for 1986-95 GM TBI Motors
GM TBI 40hp power up kits. Includes 1/4" thick injector spacer (design may vary), 14psi regulator spring and instructions on modifying you OEM stock TBI base to add enough fuel and air to support up to a 40hp gain. Adds 12-16hp on a stock 5.7L TBI motors. Great for motors with headers, air intake and small cam upgrade
Technical Specifications
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