If your engine's cylinders are difficult to reach, it may be tricky to insert new plugs using your socket wrench extender. If that's the case, a short length of rubber tubing could come in handy. Just insert the end of the spark plug into the tube and guide it into its cylinder. Yo...
But in the 1950s, these piston-powered prop planes strained to fly fast enough to safely refuel the newly minted jet fighters and bombers of the day. Fighters could be hanging in the air at low airspeeds while the tanker was at full throttle. A fast jet-powered tanker was needed quickl...