Dimensions:
Plug head diameter: .442"
Thread diameter: .310" / 5/16"
Over-all length: .260"
Quantity: 1
Fits:
Holley 4010, 4011 carburetors
Holley 4150, 4160 style carburetors
Holley 4180, 4190 carburetors
Holley 4500 Dominator carburetors
Note:
Use gasket 2233G with this plug (available separately)