Isuzu KB P190. Manual - part 692

Engine Mechanical – V6

Page 6A1–289

Piston Ring Groove Width - Oil Control Ring ...............................................2.510 – 2.530 mm

Piston to Bore Clearance.............................................................................0.026 – 0.052 mm

P i s t o n P i n

Piston Pin Diameter ..................................................................................23.997 - 24.000 mm

Piston Pin Length.....................................................................................60.600 – 61.100 mm

Piston Pin Clearance to Connecting Rod Bore .............................................0.007 – 0.024mm

Piston Pin Clearance to Piston Pin Bore.......................................................0.004 – 0.012mm

P i s t o n R i n g s

Piston Ring to Groove Clearance:
•

First (Top) Compression Ring...............................................................0.030 – 0.065 mm

•

Second Compression Ring ...................................................................0.015 – 0.060 mm

•

Oil Control Ring ....................................................................................0.030 – 0.170 mm

Piston Ring End Gap:
•

First (Top) Compression Ring...............................................................0.150 – 0.300 mm

•

Second Compression Ring ...................................................................0.280 – 0.480 mm

•

Oil Control Ring ....................................................................................0.150 – 0.600 mm

C y l i n d e r H e a d

Combustion Chamber Volume.................................................................................. 53.600 cc

Valve Guide Bore Diameter – Intake ...........................................................6.000 – 6.020 mm

Valve Guide Bore Diameter – Exhaust ........................................................6.000 – 6.020 mm

Valve Guide Installed Height....................................................................14.050 – 14.550 mm

Stationary Hydraulic Lash Adjuster (SHLA) Bore Diameter .....................12.008 – 12.030 mm

Valve Seat Angle – Seating Surface................................................................................... 45

Valve Seat Angle – Relief Surface...................................................................................... 30

Valve Seat Angle – Undercut Surface ................................................................................ 60

Valve Seat Runout – Maximum ................................................................................0.050 mm

Valve Seat Width – Exhaust Seating Surface..............................................1.400 – 1.800 mm

Valve Seat Width – Exhaust Relief Surface.................................................0.700 – 0.900 mm

Valve Seat Width – Intake Seating Surface .................................................1.000 – 1.400 mm

Valve Seat Width – Intake Relief Surface ....................................................0.500 – 0.700 mm

Engine Block Deck Surface Flatness..........................................................................0.05 mm

Exhaust Manifold Deck Surface Flatness ...................................................................0.25 mm

Intake Manifold Deck Surface Flatness ......................................................................0.05 mm

V a l v e S y s t e m

Face Angle..................................................................................................................... 44.25

Face Runout .............................................................................................................0.038 mm

Valve Face Width – Exhaust.....................................................................................2.750 mm

Valve Face Width – Intake ........................................................................................2.180 mm

Valve Head Diameter – Exhaust..............................................................30.470 – 30.730 mm

Valve Head Diameter – Intake .................................................................36.830 – 37.090 mm

Valve Installed Height ..................................................................................35.26 – 36.69 mm

Valve Length – Exhaust..........................................................................................97.110 mm

Valve Length – Intake ...........................................................................................101.230 mm

Valve Stem Diameter (standard)..................................................................5.955 – 5.975 mm

Valve Stem Diameter (oversize) ..................................................................6.013 – 6.033 mm

Valve Stem to Guide Clearance...................................................................0.025 – 0.065 mm

Hydraulic Lash Adjuster Diameter ...........................................................11.986 – 12.000 mm

Hydraulic Lash Adjuster to Bore Clearance .................................................0.037 – 0.041 mm

Rocker Arm/Camshaft Follower Ratio.............................................................................1.68:1

Rocker Arm/Camshaft Follower Roller Diameter .....................................17.740 – 17.800 mm

Valve Spring Free Length ........................................................................42.500 – 45.500 mm

Engine Mechanical – V6

Page 6A1–290

Valve Spring Installed Height – Closed...................................................................35.000 mm

Valve Spring Installed Height – Open .....................................................................24.000 mm

Valve Spring Load – Closed ................................................................................. 247 – 273 N

Valve Spring Load – Open.................................................................................... 598 – 662 N

Valve Spring Diameter – Inside Top ........................................................12.200 – 12.700 mm

Valve Spring Diameter – Outside Top .....................................................18.000 – 20.500 mm

Valve Spring Diameter – Inside Bottom ...................................................17.950 – 18.450 mm

Valve Spring Diameter – Outside Bottom ...............................................................26.000 mm

Valve Spring Coil Thickness ........................................................................3.250 – 3.900 mm

Valve Spring Total Number of Coils.....................................................................................7.1

C a m s h a f t

Camshaft Bearing Inside Diameter – Front Number 1 .............................35.000 – 35.020 mm

Camshaft Bearing Inside Diameter – Middle & Rear Number 2 - 4..........27.000 – 27.020 mm

Camshaft End Play ......................................................................................0.045 – 0.215 mm

Camshaft Journal Diameter – Front Number 1 ........................................34.936 – 34.960 mm

Camshaft Journal Diameter – Middle & Rear Number 2 - 4.....................26.936 – 26.960 mm

Camshaft Journal Out-of-round ................................................................................0.006 mm

Camshaft Journal to Bore Clearance...........................................................0.040 – 0.084 mm

Camshaft Runout – Front & Rear Number 1 and 4...................................................0.025 mm

Camshaft Runout – Middle Number 2 and 3.............................................................0.050 mm

Camshaft Lobe Duration – Exhaust (@ 0.150 mm Lift) .................................................... 238

Camshaft Lobe Duration – Intake (@ 0.150 mm Lift)........................................................ 237

Camshaft Lobe Height – Exhaust .................................................................................6.6 mm

Camshaft Lobe Height – Intake ....................................................................................6.5 mm

Camshaft Lobe Overlap (@ 0.150 mm Lift) ..................................................... -5

° (no overlap)

Valve Opens – Exhaust .........................................................................................229

° BTDC

Valve Opens – Intake ...............................................................................................14

° ATDC

Centre-line – Exhaust .............................................................................................111

° BTDC

Centre-line – Intake ................................................................................................132

° ATDC

Valve Closes – Exhaust..............................................................................................9

° ATDC

Valve Closes – Intake ............................................................................................252

° ATDC

Valve Lift – Exhaust ....................................................................................................10.8 mm

Valve Lift – Intake .......................................................................................................10.8 mm

O i l P u m p

Type..............................................................................................................................Gerotor

Gear Diameter – Outer ............................................................................87.095 – 87.175 mm

Gear Bore Depth......................................................................................15.565 – 15.600 mm

Gear Bore Diameter.................................................................................87.275 – 87.325 mm

Gear Thickness........................................................................................15.511 – 15.536 mm

Gear to Cover Clearance.............................................................................0.030 – 0.085 mm

Gear to Housing Clearance .........................................................................0.100 – 0.230 mm

Inner Gear Tip Clearance ............................................................................0.075 – 0.180 mm

Crankshaft Clearance to Housing ................................................................0.040 – 0.130 mm

Inner Gerotor Hub Diameter ....................................................................53.310 – 53.335 mm

Housing Hub Diameter ............................................................................53.380 – 53.420 mm

Inner Gerotor Hub Clearance to Housing ....................................................0.045 – 0.110 mm

L u b r i c a t i o n S y s t e m

Oil Type .................................................................................................................. SAE 5W30

Oil Capacity – with Filter ...................................................................................................6.5 L

Oil Pressure – Minimum at idle ......................................................................................69 kPa

Oil Pressure – Minimum at 2000 r.p.m. .......................................................................138 kPa

Engine Mechanical – V6

Page 6A1–291

Piston Cooling Jet Valve Opening Pressure ......................................................170 – 230 kPa

Engine Mechanical – V6

Page 6A1–292

Torque Wrench Specifications

A T T E N T I O N

Fasteners must be replaced after loosening.

Fasteners either have micro encapsulated sealant applied or incorporate a mechanical thread lock and
should only be re-used once. If in doubt, replacement is recommended.

Oil Pan Drain Plug ................................................................................ 25.0 Nm

Oil Filter Adaptor Attaching Bolt ................................................ 20.0 – 26.0 Nm

Oil Level Indicator Tube Attaching Bolt........................................ 8.0 – 12.0 Nm

Accessory Drive Belt Idler Pulley Attaching Bolt................................... 50.0 Nm

Accessory Drive Belt Tensioner Attaching Bolt .................................... 50.0 Nm

Power Steering Reservoir Bracket Attaching Screw.............................. 9.0 Nm

Power Steering Pump Bracket Attaching Bolt ........................... 49.0 – 67.0 Nm

Upper Intake Manifold to Lower Intake Manifold Attaching Bolt ........... 23.0 Nm

Upper Intake Manifold to Cylinder Head Attaching Bolt........................ 23.0 Nm

Lower Intake Manifold to Cylinder Head Attaching Bolt........................ 23.0 Nm

Fuel Injector Wiring Harness Bracket Attaching bolt .............................. 9.0 Nm

Exhaust Manifold to Cylinder Head Attaching Bolt .....................17.0 - 23.0 Nm

Exhaust Manifold Heat Shield Attaching Bolt ...............................8.0 - 12.0 Nm

Battery Harness Ground Terminal Attaching Nut ................................. 13.0 Nm

Camshaft Cover Attaching Bolt ................................................... 8.0 – 12.0 Nm

Engine Ground Connector Bolt............................................................. 10.0 Nm

Engine Wiring Harness Former Attaching Bolt .......................... 12.0 – 16.0 Nm

Crankshaft Balancer Assembly Attaching Bolt:

Stage 1 ..................................................................................... 90.0 –110.0 Nm

Stage 2 ....................................................................................................... 150

Engine Front Cover Assembly Attaching Bolt............................ 20.0 – 26.0 Nm

Camshaft Intermediate Driveshaft Sprocket Attaching Bolt ....... 58.0 – 72.0 Nm

Secondary Timing Chain Guide Attaching Bolt.......................... 20.0 – 26.0 Nm

Secondary Timing Chain Shoe Attaching Bolt........................... 20.0 – 26.0 Nm

Secondary Timing Chain Tensioner Attaching Bolt ................... 20.0 – 26.0 Nm

Primary Timing Chain Upper Guide Attaching Bolt.................... 20.0 – 26.0 Nm

Primary Timing Chain Tensioner Attaching Bolt ........................ 20.0 – 26.0 Nm

Oil Pump Assembly Attaching Bolt ............................................ 20.0 – 26.0 Nm

Camshaft Sprocket Attaching Bolt ............................................. 49.0 – 67.0 Nm

Exhaust Camshaft Sprocket Attaching Bolt ............................... 49.0 – 67.0 Nm

Camshaft Bearing Cap Attaching Bolt ......................................... 8.0 – 12.0 Nm

Cylinder Head Threaded Plug .............................................................. 31.0 Nm

Cylinder Head M11 Attaching Bolt:

Stage 1 ...................................................................................... 40.0 – 50.0 Nm

Stage 2 ....................................................................................................... 120

Cylinder Head M8 Attaching Bolt:

Stage 1 ...................................................................................... 12.0 – 18.0 Nm

Stage 2 ......................................................................................................... 60

Engine Mount Bracket to Cylinder Block Attaching Bolt ............ 43.0 – 57.0 Nm

Engine Mount to Bracket Attaching Nut..................................... 70.0 – 90.0 Nm

Engine Mount to Frame Attaching Nut....................................... 44.0 – 60.0 Nm

Engine Lift Bracket Attaching Bolt .......................................... 58.0 – 72.0.0 Nm

Knock Sensor Attaching Nut................................................................. 23.0 Nm

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