Engine Pistons

Pistons

• How they are made. Press forged from round stock, then machined.

https://www.youtube.com/watch?v=dVLrAce8lHE

Crankshaft

• Forged from hot metal - [1]
• Then machined - [2]
• Here is a crankshaft made on a lathe from bar

Engine Block

• Multiple casts are assembled by robots. Aluminum. Zircon sand cores for aluminum casting.

Engine

• How It's Made -[3]