Si Knoxville Parsons has been with KaKa Racing from the start. Appointed Chief Mechanic, and Bill's own spanner, Si has looked after all Bill's Bikes.

With his meticulous way and attention to detail, there is no one better. Although a rider himself, Si is happier taking things apart, seeing how they work and putting them back together, often better than when they came apart.

A valued member of the Team.

Stevie, or Feeble as he is better known, joined the team for the Manx GP 2005. Where he proved invaluable. Always willing to help at a moments notice, and has gone above and beyond most for the success of the Team

A biker himself, he also rides a 600RR, although it does spend more time in the garage collecting dust, than blasting around the Isle of Man, that is until the boys are back

A crucial part of the KaKa Racing

Bill met Ali, Xmas of 2004. They fell in love and quickly married. Bill knew that his brother Tony, who lives in America, would never come back for a wedding, but knew he would come back for the Manx GP. So Bill and Ali married at the Manx GP 2005. Bill raced in the Newcomers on the Monday and married Ali on the Tuesday.

Since then Ali has played a vitial role in supporting Bill throughout his racing. A Vitial member of the Team.

Tony met Katie while working at the Ponte Vedra Inn and Club in Jacksonville Florida. Since getting together Katie has supported Tony in everything he does. Especially with his latest challenge of join the US Marines. Katie is a vital part to Tony's success.

They married in 2008 in Las Vegas.

Clan Booth support Jeff at every race meeting he enters. The whole gang make a weekend of it and come camping even when the weather is poor to be there for their dad.

Despite Bill Callister being Jeffs arch Nemisis, the Booths also support Bill when the pair meet at various metings.

Jeff cherishes the support his family offer him and thank them all dearly.

Despite not sharing the same name, Heidi and Tony have been married for 15 years. She is with him at every race meeting offer him support and advice every step of the way. There are others there to help, but none of this would count with Heidi there with him.

A Key part of Tony's set up.

Jim Aston has also been helping KaKa Racing from the start. Due to his work commitments, he has found it hard to get to most events, however he has been there for the previous two Manx GPs, where he has helped both Bill and Tony, in not only the day to day, up keep of the bikes, but also in the pits during the fortnight.

Jim has been temped to start racing himself, but like Si would rather work behind the scenes.

Another vaulued member of the Team.