Engine Bottom End

When the top of the piston outside diameter is machined slightly smaller than the bottom, it is called a

• pop-up piston

• dished piston

• cam-ground piston

• piston taper

Which of the following is not a basic part of an engine bottom end?

• block

• valve train

• crankshaft

• connecting rods

Engine block used in many late-model vehicles due to its lighter weight, ability to increase fuel economy, and better heat dissipation properties than a cast iron block

• aluminum block

• titanium block

• copper block

• cast iron block

• Radial Engine

• Inline Engine

• V-Type Engine

• Horizontally Opposed Engine

• Radial Engine

• Inline Engine

• V-Type Engine

• Horizontally Opposed Engine

• Radial Engine

• Inline Engine

• V-Type Engine

• Horizontally Opposed Engine

Connects a piston to a crankshaft

• Connecting Rod

• Piston Ring

• Main Bearings

• Wrist Pin

Bolts to the top of the block covering the tops of the cylinders.

• Connecting Rod

• Top End

• Flywheel

• Cylinder Head

Acts as a gate to either let air and fuel into the combustion chamber or let exhaust gases out.

• Valves

• Pistons

• Rocker Arms

• Spark Plug

Small pockets above the pistons where air-fuel mixture ignites.

• Cylinder Head

• Combustion Chamber

• Compression Chamber

• Combustion Stroke