G3408 and G3412 Engines Caterpillar


Engine Design

Usage:

G3408 6NB

G3408 Engines




Illustration 1g00274783

Cylinder And Valve Location

Bore ... 137.2 mm (5.40 inch)

Stroke ... 152.4 mm (6.00 inch)

Displacement ... 18 L (1099 in 3 )

Number and arrangement of cylinders ... 65 degree V-8

Valves per cylinder ... 4

When the crankshaft is viewed from the flywheel end, the crankshaft rotates in the following direction. ... Counterclockwise

When the magneto is viewed from the flywheel end, the magneto rotates in the following direction. ... Counterclockwise

Combustion ... Spark Ignited

Note: The front end of the engine is opposite the flywheel end of the engine. The left side and the right side of the engine are determined from the flywheel end. The number 1 cylinder is the front cylinder on the left side. The number 2 cylinder is the front cylinder on the right side.

G3412 Engines




Illustration 2g00541847

Cylinder And Valve Location

Bore ... 137.2 mm (5.40 inch)

Stroke ... 152.4 mm (6.00 inch)

Displacement ... 27 L (1649 in 3 )

Number and arrangement of cylinders ... 65 degree V-12

Valves per cylinder ... 4

When the crankshaft is viewed from the flywheel end, the crankshaft rotates in the following direction. ... Counterclockwise

When the magneto is viewed from the flywheel end, the magneto rotates in the following direction. ... Counterclockwise

Combustion ... Spark Ignited

Note: The front end of the engine is opposite the flywheel end of the engine. The left side and the right side of the engine are determined from the flywheel end. The number 1 cylinder is the front cylinder on the left side. The number 2 cylinder is the front cylinder on the right side.

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