Covering the Goulburn and Murray valleys

Southern 80 classes defined

Spectators will see some of the best boats, drivers, skiers and observers in action this weekend in a range of classes.

February 9, 2013 4:11am

Social class: provides a class in which most social skiers may be competitive (depending on their skiing skill). The skis used should not have a significant advantage over any of the commonly available and popular slalom skis. The maximum length of social class ropes is 36m, inclusive of any traces, quick releases and handles.

Expert class: a class in which skis can be no longer than 2.3m and both feet are locked in. The skis are heavier, so they are more stable at higher speeds and the rope lengths can be up to 100m.

Outboard: motor is outside the boat.

Inboard: motor is inside the boat.

Unlimited: twin rigs, modified or super sports — total displacement of the engine(s) should not exceed 9.42 litres.

SMOC: Standard Motor Open Cockpit. Up to 250 advertised horsepower. Optional or special order parts are not allowed.

MOC: Modified Open Cockpit. Engine modifications are allowed, with a maximum of 3.5 litre engine capacity.

Stock 6 litre; 5.2 and 6 litre; 6 litre; 8 litre, 6 cylinder inboard: refers to the engine capacity.

200hp outboard: standard production motor with maximum manufacturer/official rating of 200 horsepower.

Tadpoles under 10; sub junior boys and girls; junior boys and girls; 16-19 boys and girls; senior social 30 to 39; veterans over 40: classes determined by age of the skiers. All boat motor capacity of the divisions are unrestricted.

Open women: no age limit. All boat motor capacity of the divisions are unrestricted.

60mph; 70mph: competitors must not exceed 60mph (96.5km/h) or 70mph (112.6km/h) in their respective classes. Competitors are tracked by a GPS on board. Skis and rope lengths are unrestricted, unless in social.

Disabled: allows disabled competitors to take part.

Bakers’ Blitz: a qualifier for the superclass event. Named after commentators Ron and Maureen Baker.

President’s dash: provides a class in which an opportunity is provided to teams not in superclass yet are highly competitive. Allows teams to earn a seeding for their respective classes.

Superclass: teams nominate for the class at the start of the season but eligibility is determined by the Ski Racing Australia board. The class allows the sport to be represented in a professional manner.

Formula 2 (F2): minimum length of hull is 5.48m and class is for single outboards only. Engine capacity is to have a maximum manufacturer’s rating of 300 horsepower.

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