Cylinder Block Assembly: Specifications

Cylinder Head Deck Surface Flatness 0.100 mm (0.0039 inch)
Cylinder Bore Diameter 41 mm (1.610 inch) Below Deck Face 92.992-93.008 mm (3.6611-3.6617 inch)

Cylinder Bore Out-of-Round
Production 0.010 mm (0.0004 inch)
Service 0.100 mm (0.0039 inch)

Cylinder Bore Taper
Production 0.010 mm (0.0004 inch)
Service 0.100 mm (0.0039 inch)

Surface Flatness - Block Deck 0.050 mm (0.0020 inch)

Crankshaft Balancer
Surface Diameter 50.730-50.870 mm (1.9972-2.0028 inch)
Hub Inside Diameter 34.847-34.864 mm (1.3719-1.3726 inch)
Crankshaft End Play 0.050-0.500 mm (0.0020-0.0197 inch)

Crankshaft Main Journal Diameter 64.350-64.366 mm (2.5335-2.5341 inch)
Crankshaft Main Journal Out-of-Round 0.005 mm (0.0002 inch)
Crankshaft Main Journal Taper 0.005 mm (0.0002 inch)
Crankshaft Main Journal Thrust Wall Runout 0.040 mm (0.0016 inch)
Crankshaft Main Journal Thrust Wall Square 0.010 mm (0.0004 inch)
Crankshaft Main Journal Width #1, #2, #4 #5 24.540-24.660 mm (0.9661-0.9709 inch)
Crankshaft Main Journal Width Thrust #3 25.150-25.250 mm (0.9902-0.9941 inch)

Crankshaft Nose Diameter
From Front Face 0.00-21.00 mm (0.0000-0.8268 inch) 34.500-34.750 mm (1.3583-1.3681 inch)
From Front Face 21.00-53.00 mm (0.8268-2.0866 inch) 34.892-34 912 mm (1.3737-1.3745 inch)
From Front Face 53.00 to Rolled Fillet (2.0866-Rolled Fillet) 33.450-33.550 mm (1.3169-1.3209 inch)
From Front Face 89.94-110.54 mm (3.5409-4.3520 inch) 44.950-45.000 mm (1.7697-1.7717 inch)

Crankshaft Nose Runout
From Front Face 0.00-21 00 mm (0.0000-0.8268 inch) 0.100 mm (0.0039 inch)
From Front Face 21.00-53.00 mm (0.8268-2.0866 inch) 0.030 mm (0.0012 inch)
From Front Face 53.00 to Rolled Fillet (2.0866-Rolled Fillet) 0.100 mm (0.0039 inch)
From Front Face 89.94-110.54 mm (3.5409-4.3520 inch) 0.025 mm (0.0010 inch)

Crankshaft Rear Flange
Diameter 95.880-95.980 mm (3.7748-3.7787 inch)
Runout 0.025 mm (0.0010 inch)
Crankshaft Rear Flange Face to Engine Flywheel Runout 0.025 mm (0.0010 inch)

Crankshaft Runout
Main Journals #1 #5 0.022 mm (0.0009 inch)
Main Journals #2, #4, #6 0.025 mm (0.0010 inch)

Crankshaft Main Bearing Clearance
Production 0.0150-0.0550 mm (0.0006-0.0022 inch)
Service 0.0150-0.0635 mm (0.0006-0.0025 inch)

Crankshaft Main Bearing Bore Diameter 72.430-72.442 mm (2.8516-2.8521 inch)
Crankshaft Main Bearing Bore Out-of-Round 0.010 mm (0.0004 inch)

Connecting Rod Side Clearance 0.200-0.500 mm (0.0079-0.0197 inch)

Connecting Rod Bearing Clearance
Production and Service 0.0250-0.0760 mm (0.0010-0.0030 inch)

Piston
Piston Diameter 42 mm (1.6353 inch) below Crown 92.957-92.972 mm (3.6597-3.6603 inch)
Piston Pin Bore Diameter 23.002-23.007 mm (0.9056-0.9058 inch)
Piston to Bore Clearance 0.020-0.051 mm (0.0008-0.0020 inch)
Piston Pin Clearance to Connecting Rod Bore 0.002-0.014 mm (0.0001-0.0006 inch)
Piston Pin Clearance to Piston Pin Bore 0.002-0.012 mm (0.0001-0.0005 inch)
Piston Pin Diameter 22.995-23.000 mm (0.9053-0.9055 inch)
Piston Pin Length 61.500-62.000 mm (2.4213-2.4409 inch)
Starter

Piston Ring End Gap
First Compression Ring 0.250-0.400 mm (0.0098-0.0157 inch)
Second Compression Ring 0.350-0.050 mm (0.0138-0.0020 inch)
Oil Control Ring 0.250-0.760 mm (0.0098-0.0299 inch)
Piston Ring to Groove Clearance
First Compression Ring 0.040-0.095 mm (0.0016-0.0037 inch)
Second Compression Ring 0.040-0.095 mm (0.0016-0.0037 inch)
Oil Control Ring None - Side Sealing
Piston Ring Thickness
First Compression Ring 1.199-1.203 mm (0.0472-0.0474 inch)
Second Compression Ring 1.499-1.504 mm (0.0590-0.0592 inch)
Oil Control Ring 2.530-2.555 mm (0.0996-0.1006 inch)

Crankshaft Balancer Bolt
First Pass 50 Nm (37 ft. lbs.)
Final Pass +120 degrees
Crankshaft Main bearing cap bolt torque and sequence refer to service procedure; Service and Repair