Edelbrock 3891 - Edelbrock High-Flo TPI Baseplate & Runners

Designed for 1985-91 Corvettes (except LT1), Camaros and Firebirds with Tuned Port Injection systems. With stock heads the combination of baseplate and runners makes an 18-20 horsepower gain over stock. Requires no changes to stock computer and is 50 state legal.