Engine
Firing Order
1-5-3-6-2-4. An inline six fires one cylinder every 120° of the crank, all six in two turns. That spacing is why a straight six runs so smooth.

5 pieces
Engine
1-5-3-6-2-4. An inline six fires one cylinder every 120° of the crank, all six in two turns. That spacing is why a straight six runs so smooth.

5 pieces