Horsepower is becoming easier to make every day. With nitrous, supercharging, electronic fuel injection and killer cylinder heads, achieving horsepower and stratospheric rpm is now easier than ever.

Engine failures that many racers blame on the connecting rods are often actually installation mistakes. When their characteristics are correctly understood, connecting rods can be one of the strongest ...

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 ...