Jichai Marine 6190 Jichai 8190 piston 206.05.01 piston ring 8190 four supporting overhaul factory accessories 511.01.51A cylinder liner Jichai 12V190 series cylinder liner 12v.01.02C/ piston 12VB.01.02C/ piston ring, piston pin /G12V190ZL four supporting overhaul accessories and maintenance Jinan Chaimao Mechanical and Electrical Equipment Co., Ltd. focuses on Jichai 6190, 8190, 12V190 Jichai 190 drilling equipment overhaul and replacement
6190 Piston 206.05.01
Keisai cylinder liner 511.01.51A
Marine Aid wood 6190 piston ring
8190 Piston 206.05.01
Oil return screw 12VB.14.30.01A
Nozzle press plate 12VB.03.44
Fuel injector jacket 12VB.03.80.06
Intake valve seat 12VB.03.80.05
Exhaust valve seat 12VB.03.80.04
Valve catheter 12VB.03.80.02
Intake and exhaust tappet parts Z12VB.06.20A
Spring upper seat 12VB.03.15
Valve buckle tile 12V.03.16A
Adjusting screw 12VB.03.90B
Piston Z12VB.05.01C
Piston gas ring 12VB.05.09B
Piston gas Ring 12VB.05.11
Spring combined oil ring Part 12VB.05.20
Circlip spring 12V.05.14
Cylinder liner 12VB.01.02C
Water Pump 12VB.22.00B
Start the motor
Rocker arm 12VB.03.10.05A
Rocker arm cross bridge 12VB.03.03B
Gasket 12V.16.20E
Gasket 12V.16.02
Oil outlet valve Z12V.12.20
Oil seal Z12V.12.04
Embolization spring Z12V.12.14A
Embolization spring upper seat Z12V.12.13
Embolization spring lower seat Z12V.12.16
Main data of diesel engine: - (1) Mainly adjust data
Machine type | 12V | 8V | 6V |
Intake valve | Start point (before top dead center) | 68±7° | 28±7° | 68±7° |
Closing end point (after BDC) | 52±7° | 47±7° | 52±7° |
Exhaust valve | Start point (before top dead center) | 60±7° | 47±7° | 60±7° |
Closing end point (after BDC) | 60±7° | 27±7° | 60±7° |
Valve overlap Angle | 128±14° | 54±14° | 128±14° |
2. Valve clearance (cooler,mm) Machine type | 12V | 8V | 6V |
Intake valve | 0.43±0.05 | 0.36±0.05 | 0.43±0.05 |
Exhaust valve | 0.48±0.05 | 0.36±0.05 | 0.48±0.05 |
- Oil supply advance Angle
Machine type | 12Vtype | Z12V 190BJ3 | 8Vtype | 6Vtype |
Diesel engine speed(r/min) | 1500 | 1300 | 1200 | 1000 | 1500 | 1500 | 1200 | 1000 | 1000 |
Feed advance Angle (before top dead center) | 41±1° | 37±1° | 37±1° | 32±1° | 40±1° | 38±1° | 36±1° | 30±1° | 32±1° |