C3.3 Industrial Engine Caterpillar


Engine Design

Usage:

C3.3 E3K


Illustration 1g01419418
Cylinder and valve location
(A) Exhaust valve
(B) Inlet valve

Bore ... 105 mm (4.133 inch)

Stroke ... 127 mm (5.000 inch)

Displacement ... 3.3 L (201 in3)

Cylinder arrangement ... In-line

Type of combustion ... Direct injection

Compression ratio

Naturally aspirated engines ... 19.3:1
Turbocharged engines ... 18.2:1
Turbocharged engines ... 17.2:1

Number of cylinders ... 3

Valves per cylinder ... 2

Valve lash

Inlet valve ... 0.20 mm (0.008 inch)
Exhaust valve ... 0.45 mm (0.018 inch)

Firing order ... 1, 2, 3

When the crankshaft is viewed from the front of the engine, the crankshaft rotates in the following direction: ... Clockwise

When the camshaft is viewed from the front of the engine, the camshaft rotates in the following direction: ... Clockwise

The front of the engine is opposite the flywheel end. The left side and the right side of the engine are viewed from the flywheel end. The No. 1 cylinder is the front cylinder.

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