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1999 JEEP TRUCK WRANGLER

Cylinder Block Assembly

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  Bearing Clearance .................... 0.025-0.076 mm (0.001-0.003 in)

 Preferred .................... 0.044-0.050 mm (0.0015-0.0020 in)

 Side Clearance .................... 0.25-0.48 mm (0.010-0.019 in)

  Connecting Rod
    Nuts .................... 45 Nm (33 Ft. lbs.)



End Play0.0015 to 0.0065 in
Main Bearing Journal2.4996 to 2.5001 in
Main Bearing Journal Width No.11.086 to 1.098 in
Main Bearing Journal Width No.21.271 to 1.273 in
Main Bearing Journal Width No. 3-4-51.182 to 1.188 in
Main Bearing Clearance0.001 to 0.0025 in
  
  
  
  
  




Deck Height9.320 in
Deck Clearance0.000 in
Cylinder Bore Diameter-Standard3.8759 to 3.8775 in
Cylinder Bore Diameter-Taper (Max.)0.001 in
Cylinder Bore Diameter - Out-Of-Round (Max.)0.001 in
Tappet Bore Diameter0.9055 to 0.9065 in
Flatness Per 1 Inch0.001 in
Flatness Per 6 Inches0.002 in
Flatness Max. For Total Length0.008 in
Main Bearing Bore Diameter2.691 to 2.692 in

Ring Gap Clearance
 Top Compression Ring .................... 0.229 to 0.610 mm (0.0090 to 0.0240 in.)
 2nd Compression Ring .................... 0.483 to 0.965 mm (0.0190 to 0.0380 in.)
 Oil Control Steel Rails .................... 0.254 to 1.500 mm (0.010 to 0.060 in.)
Ring Side Clearance
 Compression Rings .................... 0.042 to 0.084 mm (0.0017 to 0.033 in.)
 Oil Control Ring .................... 0.06 to 0.21 mm (0.0024 to 0.0083 in.)
Piston Ring Groove Height
 Compression Rings .................... 1.540 to 1.555 mm (0.0602 to 0.0612 in.)
 Oil Control Ring .................... 4.035 to 4.060 mm (0.1589 to 0.1598 in.)
Piston Ring Groove Diameter
 Compression Ring .................... 87.78 to 87.90 mm (3.456 to 3.461 in.)
 Oil Control Ring .................... 87.50 to 87.75 mm (3.445 to 3.455 in.)



Chrankshaft Pulley

Torque Specification108 Nm (80 ft.lbs.)




Cylinder BlockDrain Plugs30 ft.lb
Main Bearing CapBolts80 ft.lb

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