Newspaper article Daily Examiner (Grafton, Australia)

Karts Come Roaring to Valley's Racetrack

Newspaper article Daily Examiner (Grafton, Australia)

Karts Come Roaring to Valley's Racetrack

Article excerpt

HORSE power of a different kind will be in Grafton this weekend with bitumen sprint kart racing at the Mountainview Motorsport Complex.

Drivers will compete in a range of classes to suit all sizes, ages, experience and budgets.

To ensure close racing all classes have prescribed engines, tyres and a minimum combined weight for the kart and driver.

At 7 to 11 years of age, budding racers compete in the midget class, the entry level with a focus on safety and fun whilst they learn their race craft.

80cc engines with a pull start similar to a lawn mower provide a nice simple power plant for these youngsters and dads who soon find out that they have as much to learn about karting as their young drivers.

After a year or two in the rookie class for 10 to 12 year drivers using a 100cc Yamaha engine fitted with a 'restrictor plate' over the exhaust port on the engine to lower the horsepower.

The kids are ready to join the junior ranks from 12 years of age until they turn 16.

In juniors, the restrictor plate is taken out of their rookie engine and fitted to a slightly larger kart to accommodate these rapidly growing young teen drivers.

In juniors there is a choice of two weight categories, being a combined weight for kart and driver of 120kg for Junior National 'Light' class and 140kg for Junior National 'Heavy' class.

After some experience in the junior national class drivers can, depending on mum and dad's budget, then choose to move to the higher performance junior classes, junior clubman or junior rotax using soft compound tyres and higher horsepower engines.

At 16 years of age drivers join the senior ranks, where there are a range of choices based on performance.

There are additional weight categories to cater for all sizes of adults, with the 'light', 'heavy' and 'super heavy' options offered in most classes, as well as an over-40s at some race meetings. …

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