If "successful" means "It wins races"- - - - -those engines were very successful. Dad's driver, who also ran our body shop, took plenty of victory laps at the American Legion Bowl in Nashville, and several other tracks in middle Tennessee, southern Kentucky, and north Alabama in the early 1950's.
Jerry

"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln
Cringe and wail in fear, Eloi- - - - -we Morlocks are on the hunt!
There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self. - Ernest Hemingway
Love your enemies and drive 'em nuts!