When the 6.5 HP (212 cc) Harbor Freight Predator engine in his kid’s go-kart gave up the ghost after some particularly hard driving, [HowToLou] figured it would be a good time to poke around inside ...

JB Weld is a particularly popular brand of epoxy, and features in many legends. “My cousin’s neighbour’s dog trainer’s grandpa once repaired a Sherman tank barrel in France with that stuff!” they’ll ...

A connecting rod is the mechanical link between the piston and the crankshaft. By design, connecting rods convert vertical motion into rotary motion, eventually yielding torque at the flywheel. By ...