Fuel injectors are essential components of an engine’s fuel delivery system. They are responsible for spraying a precise amount of fuel into the combustion chamber at the right time, ensuring efficient combustion and optimal engine performance.

A self-starter, also known as a starter motor, is an essential component in vehicles that initiates the engine’s operation. It functions by drawing electrical power from the battery to crank the engine, allowing it to start without manual effort.

In the context of engines and machinery, sleeves (often called cylinder sleeves or liners) are components that line the interior of the engine’s cylinder. They provide a durable, replaceable surface for the piston to move within, protecting the cylinder from wear and reducing friction.

A fuel lifting pump is a crucial component in the fuel system of diesel engines, designed to move fuel from the tank to the primary fuel pump or fuel injection system. It ensures that fuel is consistently supplied to the engine, maintaining the necessary pressure for proper combustion.