Jinan Diesel Engine G12V190ZLC Spare Parts Supplier
Cylinder Liner 12VB.01.02C
Piston Z12VB.05.01C
Piston Pin 12VB.05.08A
Piston Ring Set 12VB.05.09B‑PJ
Main Bearing Set 12VB.01.23/24A
Connecting Rod Bearing 12VB.05.10.04/05
Thrust Bearing 12VB.01.25
Connecting Rod Bolt 12VB.05.10.03
Cylinder Head Bolt 12VB.03.01‑11
Intake Valve 12VB.03.22D
Exhaust Valve 12VB.03.37D
Valve Seat 12VB.03.80.02
Valve Guide 12VB.03.80.03
Valve Spring 12VB.03.26
Cylinder Head Gasket 12VB.01.03
Crankshaft Front Oil Seal 12VB.01.40
Crankshaft Rear Oil Seal 12VB.01.41
Overhaul Kit 12VB‑OVERHAUL‑KIT
Oil Filter 12VB.10.06
Fuel Filter 12VB.10.03
Injector 12VB.03.40A
Nozzle ZCKS835
Injection Pump 12V.16.20E
Water Pump 12VB.22.00B
Air Filter K3260
Turbocharger 2012.26.00
| Checking items |
Checking methods |
Standard value(mm) |
Limit value(mm) |
Quality requirements |
| Appearance checking |
Eye‑measurement for checking abnormal war, crack and ablation on fit surfaces of camshaft, rocker shaft, roller rocker arm shaft, roller and floating sleeve. |
—— |
—— |
If fit surface scuffed lightly, regrind it; if scuffed seriously, replaced by new one. |
| Fitting clearance of camshaft supporting journal |
Measuring journal and bore actual dimension with micrometer |
0.10～0.165 |
0.26 |
If the clearance is over limit value, replace corresponding bush. |
| Camshaft thrust clearance |
Measuring actual clearance between thrust flange and steel washer with feeler |
0.11～0.186 |
0.5 |
If clearance is over limit value, replace thrust plate by a new one. |
| Radial run‑out of camshaft supporting journal |
As in Fig. 4.3‑5, supporting two end journals of camshaft with “V” stand, measuring radial run‑out error middle with micrometer |
0.025 |
0.05 |
If error is over the limit value, correct the shaft or replace it by new one. |
| Fit clearance between roller rocker arm and its bush. |
Measuring the actual dimension of the bush inner hole for rocker arm shaft with micrometer |
0.068～0.102 |
0.20 |
If actual value is over limit, replace the floating sleeve. |
| Fit clearance between floating sleeve ex-circle and roller inner hole |
Measuring the actual dimension of floating sleeve ex-circle and roller shaft with micrometer |
0.065～0.111 |
0.25 |
If actual value is over limit, replace the floating sleeve. |
| Fit clearance between floating sleeve inner hole and roller shaft |
Measuring the actual dimension of floating sleeve inner hole and roller shaft ex-circle with micrometer |
0.05～0.088 |
0.15 |
If actual value is over limit, replace the floating sleeve. |
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Jinan G12V190ZLC1 engine overhaul replacement supplier professional maintenance guidance and quick delivery Images
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