Tata Motors calls time on its truck racing c'ship Last updated : Jun 07, 2018 17:06 SportzPower Team Jun 06, 2018 16:06 Read more about Tata Motors calls time on its truck racing c'shipLog in to post comments MUMBAI: Tata Motors has made it official that it is discontinuing its annual one-make truck racing event – the T1 Prima Truck Racing Championship. The championship was last held in March 2017.