Round 4 of the JBRL at OCRC is in the books . In the highly competitive Expert 4wd Short Course class David took the overall TQ position with his Orion powered Team Losi Racing TEN SCTE 2.0 with Pro-line MC suburbs . David went on to win the main and finished in 1st with ease. David was also using the new Orion R10.1 ESC .