Description
4500 Carburetor Base Gasket. Made in the USA by JB Performance.
- 1/8″ thick. Thicker than most gaskets to minimize heat absorption into carb.
- Bolt pattern: 5.375″ x 5.375″
- Open center.
- 4 barrel Dominator style.
- Part number 130178
Also fits B&M, Holley, and Weiand 177 Superchargers, Mercruiser 525SC.

Impeller nut- clockwise thread
Stock Vortech replacement impeller CW fits V1, V2, V3, Paxton 1200, 1220 S trim
Input shaft wave washer 52mm
IHI Verado Replacement Front Pulley Seal
Replacement IHI 2.4L, 2.7L stainless steel drive pins
Oil fill plug
Bearing Plate to Case Gasket 