Bliss RC introduce the new F7 On-Road engine featuring a hand-tuned 7-port ABC liner, modified piston and a new carburettor and crankcase design. Other features are an aluminium/plastic composite carburettor with 8mm and 9mm venturi inserts, lightened cooling head, a conical conrod. The 1/8th scale engine comes including EFRA 2102 exhaust, silicone gaskets and mounting springs.