Cut a length of 4-by-4-inch square pipe into 2 equal sections at a 45-degree angle. One of these will serve as the supply shaft and the other as the combustion chamber.

The publicly-owned company recently lodged plans to install larger, 2.4 metre tall pallisade security fencing at both ends of the pipe, and also add 1.1 metre long "flying ends" fanning out over the ...

Optional extras include a 2.5-inch exhaust and a high-output fuel system. Autotech Engineering Nissan 370Z Stage 3 twin-turbo kit – estimated power figure: 370kW* *Power figures are indicative only ...