Caterpillar engine   Models

 3304, 3306, 3066, 320C, 320D, S6KT, S4K, C4.4, C6.4, C7, C9, C13, C15

Standard

ISO9000/TS16949 
OE supply of Yuchai, Beijing Deutz

Material Hardness

Casting Iron

  HRC 48-52

Forging Steel

 HRC 52-58

Hardening    Process

Fillet rolling 

Nitriding or quenching

Warranty

12 months after installation in engine

Sample

Available, within 10 days after confirmation

Engine Model

OEM Ref.

Main

(mm)

Con.
Rod

(mm)

Stroke

(mm)

Length

(mm)

Weight

(kg)

Package Size

（mm)

Cylinder

Material

Application

3304

4N7692

88.9

76.2

76.2

775.8

56.5

790x255x205

4

Iron/forging steel

Construction Machinery

3306

4N7693

88.9

76.2

76.2

1074.3

72

1100x245x240

6

Iron/forging steel

Construction Machinery

3066

125-3005

90

60

65

923

N/A

950x200x200

6

Iron/forging steel

Construction Machinery

320C

517671

90

60

65

923

N/A

950x200x200

6

Iron

Construction Machinery

320D

517671

90

60

65

923

N/A

950x200x200

6

Iron

Construction Machinery

S6KT

/

90

60

65

923

N/A

950x200x200

6

Iron/forging steel

Construction Machinery

S4K

/

90

60

65

654

32

665x200x145

4

Iron

Construction Machinery

C6.4

2941749

N/A

N/A

N/A

N/A

N/A

N/A

forging steel

Construction Machinery

C7

2715658

N/A

N/A

N/A

N/A

N/A

N/A

forging steel

Construction Machinery

C9

2827958

N/A

N/A

N/A

N/A

N/A

N/A

6

forging steel

Construction Machinery

C15

2475231

N/A

N/A

N/A

N/A

N/A

N/A

6

forging steel

Construction Machinery