English: Al Holbert and Jim Trueman co-drove this March 83G-Porsche (chassis #04) to victory in the 1983 IMSA Camel GT event at Sears Point Raceway in Sonoma, Calif.
{{Information |Description={{en|1=Al Holbert and Jim Trueman co-drove this March 83G-Porsche to victory in the 1983 IMSA Camel GT event at Sears Point Raceway in Sonoma, Calif.}} |Source={{own}} |Author=[http://photos.wildhirt.com/ Dan Wildhirt] |Date=198