The ZZ4 pistons are hypereutectic cast-aluminum flattops with a short skirt, nearly identical to mid-'90s LT1 production slugs, as are the powdered metal connecting rods.

One of the most important decisions you will make when building your next engine is what rods to use. Find out which connecting rod is right for your engine inside Hot Rod Magazine.

Research connecting rods and you will find that there are two basic ways pistons are mounted to them. A bushed rod features a bronze bushing in the small end that the wristpin slides through, and ...

With both internal and external combustion engines, heat energy (expansion) exerts force on a piston and connecting rod tied to a crankshaft to make rotary motion. In physics class, we call this ...

In my job as wise and fair Chief Justice of the 24 Hours of Lemons Supreme Court, I see engine blocks with nasty, ugly holes punched by errant connecting rods. Many thrown rods, sometimes dangling ...

The wrist pins on the connecting rods have simply pushed through the piston, forcing the top into a high dome that smacked the valves. The soft metal became even softer at the temperatures inside ...

2016 Hyundai Veloster | Manufacturer image. Connecting rod bearings in a car’s engine help the rods better connect the pistons to the crankshaft, so it’s important that the bearings aren’t ...

A car engine is a piece of heavy machinery, and it isn’t surprising for it to make all kinds of sounds. A problem with one of the reciprocating components, such as pistons, valves, rods, or pushrods, ...

The complex automotive engine lubrication system, showing how oil circulates throughout the engine to ensure smooth operation and prevent damage to crucial parts.Starting from the oil filler neck ...