Height: 1 inch for street or race. 4150 square bore mounting flange for Holley, Edelbrock, AFB, Carter, Quick Fuel, Proform and other carburetor and throttle bodies. The open hole design is ideal for single planes, but will work with some dual plane intake manifolds. Includes spacer, 2 gaskets, and mounting hardware. Made of aluminum for weight savings and improved thermal insulation.

Holley Carburetor Spacer 1". thick aluminum. open center. 4150 & AFB 4-bbl flange pattern gasket and mounting hardware included. Sold separately. Spacers include: (1) JEGS 1 inch. Thick spacer with open plenum (Holley 4150 & AFB 4-bbl flange pattern) (2) JEGS Base Gasket 555-16100. (1) Vacuum Port Connector: 1/8 NPT x 3/8" hose connection. (1) Vacuum Port Plug: 1/8 NPT (1) JEGS Carburetor Stud Kit 555-15842. Contents: (4) 2 1/2 inches. L 5/16"-24 thread cab side and 5/16"-18 thread intake side. (4) 5/16 inch flat washer. (2) 5/16"-24 nuts. (2) 5/16"-18 nuts.


Manufacturer: ‎JEGS
Brand: ‎JEGS
Product size: ‎16 x 17.02 x 3.81 cm; 907.18 g
Manufacturer reference: ‎15443
Original part number: ‎15443
Product dimensions: Depth x Width x Height: 16 x 17 x 3.8 cm
Product weight: 907 g