Specifications:
Diameters of tapered section: .253" & .184"
Height: .179"
Material: Aluminum
Quantity: 2 plugs
Used on the following carburetors:
HOLLEY 1940, 1945, 6145
HOLLEY 5200, 5200C 5210, 5210C, 5220, 5220C
HOLLEY 6500, 6500C 6510, 6510C, 6520, 6520C