September 8, 2017 – Clarifications and updates to the 1/8 GT ROAR specification rules July 9, 2019 – CLARIFICATION OF STATOR LAMINATE MOLDING RULES in BRUSHLESS MOTORS VINTAGE HPI 8-spoke wheels from #3805 to #3814, vintage HPI 5-spoke wheels from #3815 to #3822 and vintage HPI stock car wheels from #3854 to #3860, vintage HPI rims CC type #33472 and #33473, HPI Vintage DTP rims type #33474 and #33475. At least 1500 grams ready to operate, including transponder. September 7, 2017 – Amendment to Regulation 9.3.16.1 – 1/8 scale on road Fuel Class – Weight October 21, 2014 – Clarifications of GT8 rules for future ROAR Nationals Minimum height / fender: cut from body to trim line. Wings included and mounted at a designated location December 9, 2017 – Updated rules for brushless electric motors Rotor: ROAR-approved 12.3mm rotor (submitted with motor) Two brands of tires are allowed and use the standard tire inserts that come with the tires. No “double filling” of foam inserts is allowed – only single standard vintage tire inserts are allowed. September 1, 2016 – Effective Date of the Amendment to Regulation 8.7.5.1 T2 Sedan Weight SCREAMING RULES REVISIONS TO THE RULES Section 8.4 Rules for brushless electric motors To begin with, you need a car: ATVA is a class that can use basic/old kits like the old racing cars of their time. So you don`t need a high-end kit with VTA racing, because the minimum weight puts the kits back on the same playing field. The old races were heavy, so 1500 grams are set as the minimum weight. 10 million July 2017 – REVISIONS TO SECTION 8.4 OF THE REGULATIONS – RULES FOR BRUSHLESS ELECTRIC MOTORS November 10, 2016 – Rule change – Truggy weight change. 2766-03 | PROTOform VTA Black front wheels (26mm) 2766-04 | PROTOform VTA White front wheels (26mm) 2765-03 | PROTOform VTA rear wheel black (31mm) 2765-04 | Rear wheels PROTOform VTA (31mm) Each 1/10 AWD sedan with independent suspension on all 4 wheels. Bodywork: USVTA approved only (see USVTA for details on body rules) Rims and tires designated as “front” must be used as front tires/rims, rims/tires “rear” must be used as rear tires.
Five- or eight-spoke wheels from HPI and PRPTP available in different colours. The 0 mm offset front wheels and 6 mm offset rear wheels are designed for 26 mm wide front tires and 31 mm wide rear tires. Adobe Acrobat Reader is required to view the above files. Tyres/rims: Specific VTA protoform tyres (front 10140-00, rear 10139-00) mounted on VTA wheels. Front front, rear rear. Minimum body weight: 95g (extra weight must be added on the roof) 21 August 2015 – 2015 ROAR GT-10 Class Rules and Specifications for Electric On Road Nationals Grinding the tread of the tire is NOT allowed. Grinding the shape seam to remove the seam is allowed. No other modification, change or softening of the tire is permitted. HPI Vintage Slicks and HPI Vintage Performance tires are not allowed.
All Hop Ups available from the manufacturer May 14, 2015 – Rule change for 10th scale buggy wheel design Additional information from the national class organization: USVTA website by clicking HERE. ESC: ESC 2s without ROAR approved timing in “Blinky” homologated mode.