Coimbatore, Aug 30 - P. Karthik was unstoppable on Sunday as he romped to victory in both the races in the Expert class (Group B, 4-stroke, 165cc) in the third round of the Rolon FMSCI national racing championship for two-wheelers here.

Karthik was off to a flier in both the races and the others struggled to keep pace with him as he virtually decimated the challenge in style.

Results:

Experts - Group B 4-stroke 130 to 165 cc: Race 1 - 1. P.Karthik 07:44:194 2.Harry Sylvester 07:45:116 3. R.Deepak 07:45:416 Race 2 - 1. P.Karthik 07:47:678 2. T.K.Vishwanath 07:47:718 3. Harry Sylvester 07:48:539.

Group C 2-stroke 130 - 65 cc - 6 laps: Race 1 - 1. A.Satish Kumar 07:59:896 2. Tharun Rajan 08:05:175 3. M. Gautham 08:06:557 Race 2 -1. A.Satish Kumar 08:01:542 2. Tharun Rajan 08:11:623. A.Vinoth Kumar 08:12:230.

Group D 4-stroke 150 cc (Honda) 6 laps: Race 1 - 1. A.Satish Kumar 08:36:616 2.