Member Vic Elinger that races the 440 powered Volvo works for Wiseco and could easily answer this question but I haven’t seen him around in a long time. I’m better there are only a few manufacturers and they are rebaged

10C2EE3D-3219-4509-901F-47C97CFDC853.jpeg
1970 Duster
Edelbrock headed 408
5.984@112.52
422 Indy headed small block
5.982@112.56 mph
9.42@138.27

Livin and lovin life one day at a time