DMI 7/8" X 14.5" X .575 Torsion bar, Solid hyper-racing The high and low speed

The high and low speed valvings are just as important as the stamped 4/2 valving

Generally used on 270 and 125cc chassis

For example

High heat fade resistance| (BP30 suggested replacement)

Hyper Racing # 16-704

DMI 7/8" X 14.5" X .575 Torsion bar, Solid hyper-racing The high and low speedHyper Racing # 404 575 DMI's T Rex Solid 7 8" x 14. 5" Bars are made from 4340 steel and adhere to the same stringent standards that their popular full size sprint car bars are made to. They are heat treated first and machined after for more consistency. When the bar is heat treated after machining, the different thicknesses in material can cool at different rates leading to areas of different hardness and inconsistent sprint rates. Other bar