Big block HPI RS4
HPI rs4 with a Nitro Star S-25 engine and a ribbed tuned pipe. The 75cc fuel tank gets empty pretty fast. This was just a test run, to see what ...
HPI Vehicles - NEW Savage XL
further. With all-new suspension and drivetrain parts designed to take the load of the biggest-ever Nitro Star engine, the Savage XL has what it ...