Thickstun
Carburetor Base Adaptor
2-3 Stud
910-06375

An adapter cast from aluminum.
From 2 attachmentsChevrolet (1963-75)  to the Stromberg 97 usual 3-point screw connection.
Bottom diameter: ~43mm
Hole spacing: 75mm
High: 51mm
Attantion:
3 additional studs are required.
Either standard stud 89067K-3 or 89067K-4
Or the longer version (in connection with the Stromberg 97 heat protection 39447K)
89067K-E