Most connecting rods in current engines are configured like this aftermarket Crowerod. The little end (A) accepts a high-strength steel wristpin that connects the rod to the piston. The large end (B) ...

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 ...

We often talk about how easy it is to make horsepower these days, giving praise to cylinder heads and camshaft technology, but if it wasn’t for tough bottom end parts, such as the modern aftermarket ...