Chas. Colerich wrote: "Back in the 70s we called it "The Racer's Edge" referring to a Gillette deodorant ad from around that time"
STP is The Racer's Edge
eBay item 150333939031
Wheels of another sort. Think Andy Granetelli - Indianapolis etc.
CL content: A track with four turns ;-)
youtube search will find Richard Petty, Johnny Cash and Robert Blake (Baretta) in some nice bell bottom pants.
Julian Shapiro
Sag Harbor, NY