I was a Brad Penn break-in oil user for years but recently switched to Lucas. I still use Brad Penn 10-30 after break-in but will probably switch my alcohol builds over to Schaeffers Oil as I hear it performs better with alcohol.

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