Edelbrock Throttle Body 3978 Universal 4 Barrel as seen in the pictures. Only used for 50 miles!! The Edelbrock #3978 Throttle Body. Victor EFI. 4-Barrel. 4150-Style Mounting Flange. 1.75" Bores. Black Powder Coated Finish. I ship A.S.A.P. Thank you.