1–Hour IMSA GTO–GTU 1–Hour IMSA GTO–GTU 1–Hour IMSA GTO–GTU

14 October, 1989 - Laguna Seca Raceway

Car : Chevrolet Camaro

Class : IMSA GTO

Finish in Class : 27

Mike Sheehan in the European Auto Sales Camaro.

Fastest non-factory qualifyer in GTO class.

41 laps on 2.214 mile road course; 90.774 miles

Time of race: 01:00:53
Average Speed: 89.453 MPH
Pole Speed: 84.844 seconds