Replacement distributor base gasket.
Suits the following Aeroflow distributors (may also suit other brand Chev & Holden distributors):
AF4210-8362BLK
AF4010-8362BLK
AF4010-8362R
AF4210-8360BLK
AF4010-8360BLK
AF4010-8360R
AF4210-85891BLK
AF4010-85891BLK
AF4010-85891R
Distributor Base Gasket Size:
Outside Diameter: 45mm
Inside Diameter: 32.5mm
Thickness: 1.6mm