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Engine Block Importance and Components

An engine block contains the main components of an internal engine. It houses the water cooling system, crankcase, and cylinders and their components. The use of metal in its construction gives it strength and the ability to efficiently transfer heat from the combustion process to the main cooling system.

components of a vehicle's engine block

Job of an Engine Block

The engine block is important in the functioning of the car by supporting components of the engine. It transfers heat from friction to the coolant and atmosphere and supports the lubrication circuit and auxiliary devices such as the alternator. Its significance brings the need for drivers to regularly maintain their vehicles to prevent destruction to internal parts. Damage to parts of the engine can be caused by insufficient oil and overheating. Regular inspection and maintenance of the engine block helps in ensuring the car engine operates normally and efficiently. Maintenance is crucial to the block's lifespan and to maintain optimal performance and economical usage of fuel.

Components of an Engine Block

  1. Cylinders. These are the spaces where pistons travel. They are large in size and have precisely formed holes to create a seal with the piston. The size and number of cylinders measures the power and size of an engine.
  2. Oil Passages or Galleries. These allow oil to reach the cylinder head and the crankshaft.
  3. Deck. This is the top surface of the block where the head of the cylinder sits.
  4. Crankcase. This houses the crankshaft and is found at the bottom of modern engine blocks.

Other components include engine mounts, core plugs, coolant, ancillary mountings, and faults.

Common Problems with an Engine Block

The engine block is designed to last forever but sometimes things go wrong. Some of the common problems with the engine block are external coolant leaks, cracked cylinders, and a porous engine block. The importance of an engine block brings the need for regular inspection and maintenance. At Custom Complete Automotive, we strive to keep your car in good condition so you can get to where you need to go. If your car is in need of engine maintenance, or to learn more about any of our auto services, contact us today for fast, reliable service.

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About the Author
Eric Riddles

Eric Riddles is an ASE Certified Master Automobile Technician who has been working as an auto mechanic since 1998 and originally joined the team at Custom Complete Automotive in 2005. Eric has numerous certifications in various aspects of car repair and spent 10 years training the next generation of auto technicians at a local high school Auto Shop classroom.

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