A1: USA Super Stock
A2: Weltrekordboot
A3: Dragster Unlimited USA
A4: Außenbord-Dragster USA
B1: Dragster Unlimited USA
B2: National Stock USA
B3: Experimental Super Stock USA
B4: F-National USA
C1: Formel 1 - OZ Europa
C2: Formel 2 - OE Europa
C3: Inbord 2 Liter Europa
C4: Formel 1 - OZ Europa
D1: Formel 1 - OZ Europa
D2: Formel 2 - OE Europa
D3: 500 ccm Europa
D4: Unlimited Europa
E1: Unlimited Hydroplane USA
E2: Unlimited Hydroplane USA
E3: Unlimited Hydroplane USA
E4: Unlimited Hydroplane USA
F1: Unlimited Hydroplane USA
F2: Limited Hydroplane USA
F3: Limited Hydroplane
F4: Inbord Europa 2 Liter
G1: Offshore Racer International
G2: Offshore Racer International
G3: Offshore Racer International
G4: Offshore Racer International
H1: Offshore Racer International
H2: Sportster USA
H3: Offshore Racer International
H4: Freie Klasse