1985 IMSA GTO Pontiac Firebird. Period Winner.
Forbes-Robinson/Millen. Great for Masters, Monterey, Daytona, Sebring, etc.
Estate Sale. Just $149,000
The Dingman Brothers Racing Pontiac Firebird raced in the 1985 and 1986 IMSA GTO Seasons. It had Valvoline sponsorship. The car was raced by Elliot Forbes-Robinson, Tommy Riggins, Steve Millen, Craig Carter and Billy Dingman.
Steve Millen raced the Pontiac to the overall win at the 1985 IMSA GT Columbus 500. He also captured the Norelco Cup at that event.
There were multiple other podium finishes throughout 1985 and 1986. The driver lineup included Millen, Elliot Forbes-Robinson, Tommy Riggins, Gene Felton, and Craig Carter. The Firebird also raced at the Daytona Finale as well as the IMSA GTO Miami Grand Prix where it again captured a spot on the podium, this time with EFR behind the wheel.
For more period photos and the car’s racing results, please see Racing Sports Cars 1985-86 Dingman Firebird IMSA GTO #5 race results as well as the 1985 Columbus 500 Race Results.
General Specification • Chassis: Huffaker Engineering, full tube frame • Engine: 6.0 Liter Small block Chevrolet by Comptech, Pontiac cylinder heads, 600+ HP • Transmission: Weismann “shuttle box” 5 speed, spare drop gears, currently geared for Laguna Seca • Differential: Ford 9” with Detroit “true-trac” limited slip, 4.11:1 gears, full floating axles, Watts link • Electrical: Fully custom harness from PRS with all motorsport style connectors, Twin MSD ignition • Misc: Power Steering, Differential cooler and pump, Penske 7500 series dampers, 2 wheel sets, spare front splitter.
Restored under the ownership of Arthur Miller before being purchased by current owner. Differential upgraded, axles replaced, shorter drop gears installed and brakes replaced by current owner. Wired for radios.
Completely sorted and ready for Daytona Classic 24 Hours, Sebring Classic 12 Hours, SVRA Group 10, CSRG Group 8, HSR/IMSA vintage series, etc. Also a great entry for the IMSA features at Monterey.
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