C3.4 Engines for Caterpillar Built Machines Caterpillar


Engine Design

Usage:

236B3 A9H



Illustration 1g01353215

Cylinder and valve location

(A) Inlet valve

(B) Exhaust valve

Bore ... 94 mm (3.70 inch)

Stroke ... 120 mm (4.72 inch)

Displacement ... 3.3 L (203 in3)

Cylinder arrangement ... In-line

Type of combustion

Naturally aspirated engines ... Indirect injection
Turbocharged engines ... Direct injection

Compression ratio

Naturally aspirated engines ... 22:1
Turbocharged engines (55 kW) ... 20.5:1
Turbocharged engines (62 kW) ... 19.5:1
Turbocharged engines (69 kW) ... 19:1

Number of cylinders ... 4

Valves per cylinder ... 2

Valve lash

Inlet valve ... 0.25 mm (0.0098 inch)
Exhaust valve ... 0.25 mm (0.0098 inch)

Firing order ... 1, 3, 4, 2

Fuel injection timing (55 kW) ... 3° BTDC

Fuel injection timing (62 kW) ... 6° BTDC

Fuel injection timing (69 kW) ... 5° BTDC

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

When the camshaft is viewed from the flywheel end of the engine, the camshaft rotates in the following direction: ... Counterclockwise

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

Caterpillar Information System:

3508C, 3512C and 3516C Marine Engines Turbocharger - Install
C11 and C13 On-Highway Engines Camshaft
325D and 329D Excavators and 325D Material Handler Machine System Specifications Oil Filter (Hydraulic) - Case Drain
G3508B, G3512B, G3512B, G3516B and G3520B Petroleum Engines Thermostatic Valve - Install
G3508B, G3512B, G3512B, G3516B and G3520B Petroleum Engines Thermostatic Valve - Assemble
G3508B, G3512B, G3512B, G3516B and G3520B Petroleum Engines Thermostatic Valve - Disassemble
G3508B, G3512B, G3512B, G3516B and G3520B Petroleum Engines Thermostatic Valve - Remove
G3408 and G3412 Engines Carburetor Control Linkage
CX35 On-Highway Transmission Transmission Planetary - Disassemble
C7 On-highway Engine Air Inlet Elbow
CX35 On-Highway Transmission Speed Sensor (Transmission)
2007/04/02 Understanding Transmission Filter Plugging Events {3004, 3067}
Replacing and Repositioning the Particulate Trap Exhaust Filter Module on Mass Transit Buses{7490} Replacing and Repositioning the Particulate Trap Exhaust Filter Module on Mass Transit Buses{7490}
C3.4 Engines for Caterpillar Built Machines Exhaust Manifold
C13, C15, and C18 Tier 4 Final Engines Crankshaft
3508C, 3512C and 3516C Marine Engines Aftercooler - Remove and Install
Procedure for Replacing the Particulate Trap Exhaust Filter or the Catalyzed Continuously Regenerating Technology (CCRT) Filter{1091, 7490} Procedure for Replacing the Particulate Trap Exhaust Filter or the Catalyzed Continuously Regenerating Technology (CCRT) Filter{1091, 7490}
2007/02/26 Packaging the Turbocharger {1052}
2007/03/01 Packaging the Turbocharger {1052}
C9 On-highway Engine Engine to Transmission Adapter
C3.4 IND Industrial Engine Model View Illustrations
C4.4 (Mech) Industrial Engine Fuel System
C3.4 Engines for Caterpillar Built Machines Camshaft
Diesel Particulate Filter Monitor System Information - Download
Back to top
The names Caterpillar, John Deere, JD, JCB, Hyundai or any other original equipment manufacturers are registered trademarks of the respective original equipment manufacturers. All names, descriptions, numbers and symbols are used for reference purposes only.
CH-Part.com is in no way associated with any of the manufacturers we have listed. All manufacturer's names and descriptions are for reference only.