Checa tests at Sepang

Carlos Checa continued the development of the new Deltabox chassis for the 2004 Fortuna Yamaha YZR-M1 at Sepang this weekend.

The Spanish rider was at the Malaysian track to work on the new chassis and test out the latest Michelin tyres. He swapped between the new chassis and the unit he was using at the end of this year to experiment with how the two set-ups worked with the new tyres.

The test ended with the team happy with the new combination. When they come back to the circuit in January the test will be exclusively with the new chassis.

Yamaha test riders Norick Abe and Norihiko Fujiwara were also at the track working on the development of the bikes Magneti Marelli fuel injection while riding on the new tyres.

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