Reds Racing R5 Racer 4.0 nitro off-road engine

Reds Racing have introduced the all-new R5 Racer V4.0 nitro off-road engine. The R5R features a new 5-port sleeve and crankshaft timing for improved fuel efficiency and drivability and the sport-level engine also utilises the HCX horizontal carburettor, a tuned, silicone-filled crankshaft, a high-sealing front bearing and a chrome-steel rear ball race. The power plant comes hand-tuned by M. Rossi, it is hand- and compression-checked and suitable for both buggy and truggy racing alike.

Source: Reds Racing [reds-racing.com]