Welcome to the IMSA History unofficial website

This site is aimed at bringing you memories from the glory days of sportscar racing in the US.



1977 GTO facts

Al Holbert entered a phase 2 Dekon Chevrolet Monza which was more developed.

BMW now fielded a new 320 Tc driven by David Hobbs. The nimble car was very fast.

Carl Shafer entered his Chevrolet Camaro, now sporting a rear wing.

Ted Field, from Newport Beach, entered a pair of Porsche 934s, which he would drive with Danny Ongais. They wore a distinctive black with pink stripes livery.

Jim Busby also entered a Porsche 934.

George Dyer had also switched from a Porsche Carrera to a Porsche 934.

Chris Cord would field a Chevrolet Monza, which he would campaign for many seasons.

Bob Hagestad would team up with Hurley Haywood in a Porsche 934.

John Paul also had a Chevrolet Monza, which displayed his familiar blue and yellow colors.

John Greenwood entered by mid-season a new super Chevrolet Corvette, which sported a much more rounded shape.

Vasek Polak entered, in a sporadic way, a pair of Porsche 934. George Follmer and Milt Minter would be the drivers.

Charle Kemp still entered his Ford Cobra II, powered by a V8 Cleveland 6,5L.

Cliff Kearns, a bright newcomer to the series, entered a Porsche 934.

Dick Barbour, after running Daytona with a Ferrari 365GTB4, entered his own Porsche 934.

Hoyt Overbagh was campaigning a Chevrolet Monza, which he built, it was not so developed as the Dekon cars.

1977 GTU facts

Dennis Aase ran a very strong Porsche 911, and he was a very strong GTU contender.

Sam Posey was the lead driver for Bob Sharp Racing.

1977 AC facts

Tim and Joie Chitwood entered a Chevrolet Nova.