These are cars I use in my Can-Am series, and all my cars are stock except for PG tires and body float adjustments.
GB Track Chevron B18 (my version is # 6C - driven by Niki Lauda)

Fly Porsche 917/10 - # 59

Carrera Porsche 917/30 - # 6P

Revell-Monogram Lola T70 - # 16

Revell-Monogram Lola T70 - # 7L

HSRR McLaren M8D - # 7M

Revell-Monogram McLaren M6A - # 4

REMEMBER - these cars qualified within 0.2 seconds on my track, ranking between 7th & 13th out of 21 cars. They were selected for this race because they are evenly matched (and fun to drive)!
Race teams - submit you preferences. In case of ties the team lower in points will get the car. Slothead Racing will take the last car remaining.