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Cylinder Block Specifications

CYLINDER BLOCK SPECIFICATIONS

Item Specification
Cylinder Bore Diameter - mm (inch) 100.4 (3.953)
Maximum Cylinder Out-of-Round - mm (inch) 0.025 (0.001)
Maximum Cylinder Taper - mm (inch) 0.025 (0.001)
Main Bearing Bore Diamater - mm (inch) 60.634-60.620 (2.387-2.387)
Crankshaft to Rear Face of Block Runout TIR Maximum - mm (inch) 0.127 (0.005)
Distributor Shaft Bearing Bore Diamater - mm (inch) 72.43-72.473 (2.852-2.853)
Head Gasket Surface Flatness - mm (inch) 0.1 (0.004) Overall
Head Gasket Surface Finish - RMS 60-150
Crankshaft & Flywheel
Main Bearing Journal Diameter - mm (inch) 56.980-57.0 (2.243-2.244)
Main Bearing Journal Runout Limit - mm (inch) 0.05 (0.002)
Main Bearing Journal Taper Maximum Per Inch - mm (inch) 0.008 (0.0003)
Connecting Rod Journal Maximum Out-of-Round - mm (inch) 0.008 (0.0003)
Crankshaft Free End Play - mm (inch) 0.05-0.32 (0.002-0.0126)
Main Bearing Journal Out-of-Round - mm (inch) 0.008 (0.0003)
Main Bearing Journal Runout TIR Maximum - mm (inch) 0.05 (0.002)
Main Bearing Journal Runout Service Limit - mm (inch) 0.0127(0.005)
Main Bearing Thrust Face Runout TIR Maximum - mm (inch) 0.0254(0.010)
Thrust Bearing Journal Length - mm (inch) 26.39-26.44 (1.039-1.041)
Main and Rod Bearing Journal Finish - RMS Maximum 72 & 88
Main Bearing Thrust Face Finish - RMS Maximum 20
Connecting Rod Journal Diameter - mm (inch) 53.98-54.0 (2.125-2.126)
Connecting Rod Journal Taper per Inch Maximum - mm (inch) 0.008 (0.0003)
Clearance to Crankshaft Desired - mm (inch) 0.008-0.061 (0.0003-0.0024)
Connecting Rod Bearings
Clearance to Crankshaft Allowable - mm (inch) 0.013-0.048 (0.0005-0.002)
Bearing Wall Thickness - mm (inch) 1.4-1.408 (0.0551-0.0554)
Main Bearings
Clearance to Crankshaft - mm (inch) 0.021-0.039 (0.0008-0.0015)
Clearance to Crankshaft Allowable -mm (inch) 0.013-0.048 (0.0005-0.002)
Bearing Wall Thickness - mm (inch) 1.8-1.806 (0.0709-0.0711)
Connecting Rod, Piston and Rings
Side Clearance (Assembled to Crankshaft) - mm (inch) 0.092-0.268 (0.0036-0.0106)
Piston Pin Bore or Bushing I.D. - mm (inch) 23.958-23.976 (0.943-0.944)
Rod Bearing Bore I.D. - mm (inch) 56.82-56.84 (2.237)
Rod Bearing Bore Out-of-Round - mm (inch) 0.01 (0.0004)
Rod Length Certer to Center - mm (inch) 145.965-146.035 (5.746-5.749)
Alignment (Bore-to-Bore Max. Diff.) Twist - mm (inch) 0.038 (0.001 5) per 25.4 mm (1.000)
Alignment (Bore-to-Bore Max. Diff.) Bend - mm (inch) 0.0125 (0.00049) per 25.4 mm (1.000)
Piston Pin
Length - mm (inch) 72.0-72.8 (2.835-2.866)
Diameter (Red) - mm (inch) 23.994-23.997 (.9446-9447)
Diameter (Blue) - mm (inch) 23.997-24.000 (0.9447-0.9449)
To Piston Pin Bore Clearance - mm (inch) 0.01-0.016 (0.0004-0.0006)
To Connecting Rod Bushing Clearance - mm (inch) Press Fit -0.018 to -0.042 (-0.0007 to -0.0017)
Piston
Bore Clearance Selective Fit - mm (inch) 0.030-0.060 (0.001 2-.002)
Diameter - Coded STD - mm (inch) 100.300-100.400 (3.952-3.9528)
Diameter Coded 0.5 - mm (inch) 100.880-100.900(3.972)
Diameter Coded 1.0 - mm (inch) 101.350-101.370 (3.990-3.991)
Pin Bore Diameter (Red) - mm (inch) 24.007-24.010(0.945)
Pin Bore Diameter (Blue) - mm (inch) 24.010-24.013 (0.945)
Top Ring Groove Width - mm (inch) 1.64-1.66 (0.0645-0.0654)
Bottom Ring Groove Width - mm (inch) 1.79-1.81 (0.0705-0.0713)
Oil Ring Groove Width - mm (inch) 3.5-3.53 (0.1378-0.1399)
Piston Rings
Top Compression Ring Width - mm (inch) 1.578-1.598 (0.062-0.063)
Bottom Compression Ring Width - mm (inch) 1.728-1.74 (0.068-0.069)
Top Comression Side Clearance - mm (inch) 0.050-0.082 (0.002-0.003)
Bottom Compression Side Clearance - mm (inch) 0.050-0.082 (0.002-0.003)
  Top Compression Ring Gap - mm (inch) 0.200-0.450 (0.008-0.018)
Bottom Compression Ring Gap - mm (inch) 0.450-0.700 (0.018-0.028)
Lubrication System
Relief Valve Spring Pressure Lbs. at 35.3 - mm (1.39 in) 61.3-66.3 Nm (6.13-6.63 kgf-m, 45.100-48.730 lb-ft)
Driveshaft to Housing Clearance - mm (inch) 0.02-0.031 (0.0007-0.0012)
Relief Valve to Housing Clearance - mm (inch) 0.015-0.03 (0.0007-0.0012)
Rotor Assembly End Clearance Max. - mm (inch) 0.014-0.044 (0.0006-0.0017)
Outer Race to End Clearance - mm (inch) 0.06-0.12 (0.0002-0.0004)
Engine Oil Capacity - Liters (Quarts) 3.8 (4)