Engine model 2.9
Cylinder head and valve 
Cylinder head thickness 104.87 - 105.13 MM ( 4.129 - 4.139 in. ) 
Maximum Material Removal
For Resurfaceing Head .76MM ( .030 in. )
Maximum Head Out of Flat
Full Length/Width 0.08 MM ( 0.003 in. )
Surface for Head Face
Surface Grind Only -AA 2.5 Micron ( 0.0001 in. ) C.L.A.
Valve Guide I.D. Int. 7.814 mm (.3076 in. )
Ext. 7.788 mm ( .3070 in. )
Valve Guide to Stem Clearance Int. 0.35 mm ( 0.014 in. )
Ext. 0.45 mm ( 0.018 in. )
Valve Recess in Head - Intake 0.61 - 1.11 mm ( 0.024 - 0.044 in. )
Valve Recess in Head - Exhaust 1.22 - 1.72 mm ( 0.048 - 0.068 in. )
Valve Clarance Cold Int. .035 mm ( 0.014 in.)
Ext. 0.45 mm ( 0.018 in. ) 
Valve Lift Is measured at 0.00 Lash 
Valve Lift Intake 11.56 - 12.37 mm ( 0.455 - 0.487 in. )
Valve Lift Exhaust 11.28 - 12.12 mm ( 0.444 - 0.477 in.)
 
Rocker Shaft Spring Tension at 
46 mm ( 1.81 in. )  18 - 27 N ( 4 - 6 LBS. )
Valve Spring Height - Compressed
at 34.5 mm ( 1.36 in. ) 590 - 680 N ( 133 - 153 LBS. )
Blocks
Centerline of Crankshaft
Bore to Top Deck 301.98 - 302.11 mm ( 11.889 - 11.894 in. )
Cylinder Block Deck Flatness
Entire Length or Width
For every 150 mm ( 5.90 in. )  0.025 mm ( 0.001 in. )
Cam Followers O.D. 31.62 - 31.64 mm ( 1.124 - 1.246 in. )
Blocks Continued
Camshaft Bore 55.98 - 56.01 mm ( 2.204 - 2.205 in. )
Camshaft Bushing I. D. 55.95 55.96 mm ( 2.2031 - 2.2042 in. )
Main Bearing Bores 84.46 - 84.48 mm ( 3.325 - 3.326 in. )
Rod Journal O.D. 69.799 - 69.825 mm ( 2.748 - 2.749 in. )
Lower Liner Bore 115.75 - 115.80 mm ( 4.5570 - 4.5590 in.)
Upper Liner Bore 120.70 - 120.75 mm ( 4.7520 - 4.7540 in. )
Liner O.D. Upper 120.61 - 120.69 mm ( 4.7480 - 4.7510 in. )
Liner Clearance Lower Bore 0.035 - 0.100 mm ( 0.001 - 0.004 in. )
Liner I.D. 106.49 - 106.52 mm ( 4.1925 - 4.1937 in. )
Maximum Allowable Wear .025 mm ( 0.01 in. )
Maximum Allowable Taper 0.05 mm ( 0.002 in. )
Maximum Allowable 
Out of Round 0.05mm ( 0.002 in. ) 
Liner Height Above Block 0.01 - 0.10 mm ( 0.0004 - 0.004 in. )
Height Variation of Adjacent
Liners at Nearest Point 0.03 mm ( 0.001 in. )
Liner Counter Bore Depth 5.95 - 5.99 mm ( 0.234 - 0.236 in. )
Liner Shim Thickness
Only one shim per. Cylinder 0.05 - 0.10 mm ( 0.002 - 0.004 in. )
Cylinder Liner Wall Finish Ideal  0.0006 - 0.0011 mm ( 25 - 45 micro-in )
Pistons
Piston O.D. at 11 MM ( 0.43 IN. )
From Bottom of Skirt 90Degree to Pin 106.381 - 106.399MM ( 4.1882 - 4.1890 IN. )
Piston Pin Bore
3029 D 32.003 - 32.013 mm ( 1.2600 - 1.2603 in. )
3029 T 41.285 - 41.295 mm ( 1.6254 - 1.6258 in. )
Piston Protrusion Above Fire Deck 0.09 - 0.14 mm ( 0.0035 - 0.0055 in. )
Piston / Liner Clearance 0.20 mm ( 0.008 in. )
Second Piston Ring and Groove
Clearance Maximum 0.20 mm ( 0.008 in. ) Max.
Piston Continued
Piston Ring End Gap
No. 1 Compression Ring 0.32 - 0.58 mm ( .013 - .023 in. )
No. 2 Compression Ring 1.22 - 1.50 mm ( .048 - .059 in. )
Piston Pin O.D.
3029 D 31.994 - 32.000 mm ( 1.2596 - 1.2598 in. )
3029 T 41.27 - 41.28 mm ( 1.6248 - 1.6252 in. )
Connecting Rod
Connecting Rod, Pin to Bearing
(Measuring Center to Center) 180.975 - 181.025 mm ( 7.125 - 7.127 in. )
Con Rod Pin Bearings I.D.
3029 D 32.010 - 32.036 mm ( 1.2602 - 1.2612 in. )
3029 T 41.300 - 41.326 mm ( 1.626 - 1.627 in. )
Con Rod Bore for Bearing 73.66 - 73.69 mm ( 2.9000 - 2.9010 in. )
Con Rod Bearing I.D. - Assembled 69.848 - 69.898 mm ( 2.7499 - 2.7519 in. )
Damper Run-Out, Radial
(maximum) 1.50 mm ( 0.06 in. )
Damper Wobble, Outer Ring
(Maximum) 0.5 mm ( 0.02 in. )
Crankshaft
Crankshaft End Play
Two Piece Thrust Bearing 0.13 - 0.40 mm ( 0.005 - 0.016 in. )
Five/ Six  Piece Thrust Bearing 0.03 - 0.35 mm ( 0.001 - 0.014 in. )
Main Bearing Journal, O.D.
Standard 79.324 - 79.350 mm ( 3.123 - 3.124 in. )
Main Bearing Assembled, I.D.
Standard 79.396 - 79.440 mm ( 3.126 - 3.127 in. )
Main Bearing to Journal Clearance 0.046 - 0.116 mm ( 3.126 - 3.127 in. )
Thrust Bearing Journal Width 38.89 - 39.00 mm ( 1.531 - 1.535 in. )
Thrust Bearing Width 38.80 - 38.85 mm ( 1.528 - 1.530 in. )
Thrust Bearing Surface Width 33.62 - 33.72 mm ( 1.324 - 1.328 in. )
Thrust Bearing Clearance - Side 0.100 - 0.200 mm ( 0.004 - 0.008 in. )
Main or Rod Maximum
Journal Out of Roundness 0.075 mm ( 0.003 in. )
Main or Rod Maximum Taper 0.03 mm ( 0.0012 in. )
Crankshaft Continued
Main Bearing Bore Specifications
I.D. Without Bearing Inserts 84.46 - 84.48 mm ( 3.325 - 3.326 in. )
Rod Bearing Journal 69.799 - 69.825 mm ( 2.7499 - 2.7519 in. )
Crankshaft Fillet Radius-For Grinding
Main and Thrust Journals 1.50 mm ( 0.060 in. )
Crankshaft Grinding Surface Finish
Main and Connecting Rod Journals 0.2 micron ( 8 micron- in. ) or better
Thrust / Face 0.2 micron ( 8 micron- in. ) or better
Flywheel Housing Run Out - Face
12 o'clock Positions 0.31 mm .012 in.
3 and 9 o'clock Positions 0.26 mm .010 in.
Flywheel Housing Seal
Bore Run-Out - Maximum 1.52 mm .006 in.
Camshaft
Camshaft Journal O.D. 55.872 - 55.898 mm ( 2.1997 - 2.2007 in. )
Camshaft Bore Diameter in Block 59.95 - 59.98 mm ( 2.3607 - 2.3617 in. )
Camshaft Bushing to Journal Clearance 0.18 mm ( 0.007 in. )
Camshaft End Play 0.08 - 0.23 mm ( 0.003 - 0.009 in. )
Cam Thrust Plate (Thickness) 3.935 - 3.985 mm ( 0.155 - 0.157 in. )
Cam Follower O.D. 31.62 - 31.64 mm ( 1.124 - 1.246 in. )
Camshaft Intake Lobe Height 6.93 - 7.42 mm ( 0.273 - 0.292 in. )
Camshaft Exhaust Lobe Height 6.76 - 7.26 in. )
Timing Gears
Timing Gear Backlash with 
Helical Gears 
Upper Idler and Crank 0.07 - 0.30 mm ( 0.003 - 0.012 in. )
Upper Idler and Cam 0.07 - 0.35 mm ( 0.003 - 0.014 in. )
Upper Idler and injection Pump gear 0.07 - 0.35 mm ( 0.003 - 0.014 in. )
Lower Idler and Crank 0.07 - 0.35 mm ( 0.003 - 0.014 in. )
Lower Idler and Oil Pump 0.04 - 0.38 mm ( 0.0016 - 0.015 in. )
Timing Gears Continued
Timing Gear Backlash with
Spur Gears for 5300 / 5300 N Tractors
ser# - 242551CD All other  Engines
( -270818CD )
Upper Idler and Crank 0.04 - 0.35 mm ( 0.0016 - 0.014 in. )
Upper Idler and Camshaft 0.08 - 0.45 mm ( 0.003 - 0.018 in. )
Upper Idler and Injection Pump 0.08 - 0.45 mm ( 0.003 - 0.018 in. )
Lower Idler and Crank 0.04 - 0.35 mm ( 0.0016 - 0.014 in. )
Lower Idler and Oil Pump 0.08 - 0.40 mm ( 0.003 - 0.016 in. )
Camshaft and Aux. Drive Gear 0.09 - 1.24 mm ( 0.0035 - 0.049 in. )
Timing Gear Backlash with 
Spur Gears for 5300/ 5300 N Tractors
ser# 242552CD - All other Engines
( 270819 - ) 
Upper Idler and Crank 0.01 - 0.49 mm ( 0.0004 - 0.019 in. )
Upper Idler and Camshaft 0.01 - 0.52 mm ( 0.0004 - 0.020 in. )
Upper Idler and Injection Pump 0.01 - 0.52 mm ( 0.0004 - 0.020 in. )
Lower Idler and Crank 0.01 - 0.46 mm ( 0.0004 - 0.018 in. )
Lower Idler and Oil Pump 0.01 - 0.49 mm ( 0.0004 - 0.019 in. )
Lower Idler and Aux. Drive 0.01 - 0.54 mm ( 0.0004 - 0.021 in. )
Upper Idler Gear Shaft O. D.
Helical Gears 44.437 - 44.463 mm ( 1.7495 - 1.7505 in. )
Spur Gears 69.759 - 69.775 mm ( 2.7464 - 2.747 in. )
Upper Idler Gear Bushing I. D.
Helical Gears 44.501 - 44.527 mm ( 1.752 - 1.753 in. )
Spur Gears 69.827 - 69.857 mm ( 2.7491 - 2.7503 in. )
Upper Idler Gear Oil Clearance
Helical Gears 0.038 - 0.09 mm ( 0.0015 - 0.0035 in. )
Spur Gears 0.052 - 0.098 mm ( 0.002 - 0.0038 in. )
Lower Idler Gear Shaft O.D.
Helical Gears and Spur Gears 0.038 - 0.09 mm ( 0.0015 - 0.0035 in. )
Timing Gears Continued
Idler Gear End Play
Upper and Lower 0.14 - 0.29 mm ( 0.006 - 0.012 in. )
Oil Pump
 Lube Oil Pump
Idler Shaft Diameter 12.32 - 12.34 mm ( 0.485 - 0.486 in. )
Drive Shaft Diameter 16.02 - 16.03 mm ( 0.630 - 0.631 in. )
Clearance Gear to Housing 0.10 - 0.16 mm ( 0.004 - 0.006 in. )
Gear Thickness 41.15 - 41.20 mm ( 1.62 - 1.622 in. )
End Play Gear to Pump Cover 0.05 - 0.17 mm ( 0.002 - 0.007 in. )
Drive Shaft Bore in Housing 16.05 - 16.08 mm ( 0.632 - 0.633 in. )
Oil PSI at low idle operating Temp 100 kpa ( 1 Bar; 15 PSI )
TORQUE SPECS
Cylinder Head and Valves
Rocker Arm Shaft Clamp 50 NM ( 35 LB-ft )
Rocker Arm Cover to Cylinder Head 10 NM ( 7 LB ft )
Cylinder Head Cap Screws
Step 1 100 Nm ( 75 LB-ft )
Step 2 150 NM ( 110  LB-ft )
Let Set 5 Minutes 150 NM ( 110 LB-ft )
Final Step Torque Turn 60° ± 10°
Cylinder Head Bolt Length 12.7 mm x 112mm ( 0.5 x 4.41 in. )
Fuel Injection Nozzles to Cylinder Head 37 NM ( 27 LB ft )
Fuel Line Nuts at Pump and Nozzles 30 NM ( 23 LB ft )
Intake Manifold to Cylinder Head 50 NM ( 35 LB ft )
Piston Cooling Orifices 11± 1.5 NM ( 96± 13 LB in. )
Connecting Rod Cap Screws
Initial 56 NM ( 40 LB ft )
Final 90° - 100°
Main Bearing Caps 135 NM ( 100 LB ft )
Dampener Pulley without PTO
or Aux Drive 150 NM ( 110 LB ft )
TORQUE SPECS Continued
Collette to Crankshaft with front PTO
and Aux Drive 35 NM ( 25 LB ft )
Flywheel to Crankshaft 160 NM ( 120 LB ft )
Flywheel Housing to Block
3/8 Bolts
Step 1 30 NM ( 23 LB ft )
Step 2 50 NM ( 35 LB ft )
5/8 Bolts 230 NM ( 170 LB ft )
Camshaft Thrust Plate to Block 50 NM ( 35 LB ft )
Front Plate to Block 35 NM ( 25 LB ft )
Oil Pump Drive Gear 75 NM ( 55 LB ft )
Upper Idler Gear 110 NM ( 80 LB ft )
Lower Idler Gear 110 NM ( 80 LB ft )
Timing Gear Cover to Front Plate 50 NM ( 35 LB ft )
Oil Pan to Timing Gear Cover 50 NM ( 35 LB ft )
Fuel Injection Pump Drive Gear 200NM ( 145 LB ft )
Inject Pump Flange to Front Plate 25 NM ( 18 LB ft )
Oil Filler Neck
Aluminum 50 NM ( 35 LB ft )
Composite 30 NM ( 22 LB ft )
Oil Pump to Front Plate 50 NM ( 35 LB ft ) 
Oil Inlet Tube to Pump 50 NM ( 35 LB ft )
Oil Pan to Block
Sheet Metal / Aluminum / Cast Iron 50 NM ( 35 LB ft )
Cast Iron SAE 8 Bolts 70 NM ( 50 LB ft )
Oil Pan to Timing Gear Cover 50 NM ( 35 LB ft )
Oil Pan to Flywheel Housing
Sheet Metal / Aluminum / Cast Iron 50 NM ( 35 LB ft )
Cast Iron SAE 8 Bolts 70 NM ( 35 LB ft )
Oil Pressure Regulating Valve Plug 95 NM ( 70 LB ft )
Water Pump to Block / Bolts 50 NM ( 35 LB ft )
Water Pump to Block / Nut's 40 NM ( 30 LB ft )
Thermostate Cover Housing to Block 50 NM ( 35 LB ft )



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