System Specifications
SURFACE VARIATIONDeck surface 0.1 mm (0.004 in.)
CYLINDER BLOCK
Cylinder Bore Diameter 96.0 mm±0.0076 (3.780 in. ±0.0003 in.)
Out-of-Round (Max.) 0.076 mm (0.003 in.)
Taper (Max.) 0.051 mm (0.002 in.)
Cylinder-to-Piston Clearance
Clearance in Piston 0.005-0.015 mm (0.002-0.0006 in.)
CRANKSHAFT
Main Bearing Journal Diameter 63.987-64.013 mm (2.519-2.520 in.)
Main Bearing Diametrical Clearance 0.032-0.062 mm (0.0013-0.0024 in.)
Bearing Clearance (Wear Limit) 0.072 mm (0.0028 in.)
Out-of-Round (Max.) 0.008 mm (0.0003 in.)
Diametrical Taper (Max.) 0.010 mm (0.0004 in.)
End Play 0.048-0.260 mm (0.002-0.010 in.)
End Play (Max.) 0.37 mm (0.015 in.)
MAIN BEARING
Main Bearing Journal Diameter 63.987-64.013 mm (2.519-2.520 in.)
Main Bearing Diametrical Clearance 0.032-0.062 mm (0.0013-0.0024 in.)
Bearing Clearance (Wear Limit) 0.072 mm (0.0028 in.)
Out-of-Round (Max.) 0.008 mm (0.0003 in.)
Diametrical Taper (Max.) 0.010 mm (0.0004 in.)
End Play 0.048-0.260 mm (0.002-0.010 in.)
End Play (Max.) 0.37 mm (0.015 in.)
NOTE: The main bearing cap bolts must be tightened in the proper sequence. First the inner main cap bolts, secondly the windage tray bolts, lastly the main cap tie (horizontal) bolts.
Crankshaft Main Bearing Cap Inner Main Cap Bolts: 20+1/4 turn Nm (15+1/4 turn ft. lbs.)
Crankshaft Main Bearing Cap Outer Main Cap Bolts: 27+1/4 turn Nm (20+1/4 turn ft. lbs.)
Tie Bolts (horizontal): 28 Nm (250 in. lbs.)
Main Bearing Selection Chart
CONNECTING ROD
Diameter 57.982-58.002 mm (2.282-2.283 in.)
Bearing Diameter Clearance 0.035-0.073 mm (0.0014-0.0029 in.)
Bearing Clearance (Wear Limit) 0.080 mm (0.003 in.)
Out-of-Round (Max.) 0.008 mm (0.0003 in.)
Diametrical Taper (Max.) 0.010 mm (0.0004 in.)
Side Clearance (Max.) 0.39 mm (0.0153 in.)
Connecting Rod Cap-Bolts 27+1/4 turn Nm (20+1/4 turn ft. lbs.)
PISTONS
Piston Diameter 95.98 mm±0.019 mm (3.7788 in. ±0.0008 in.)
Clearance at Size Location -0.007 to+0.047 mm (-0.003 to+0.0018 in.)
Piston Weight-A 404.5-409.5 grams (14.27-14.44 oz.)
Piston Weight-B 399.5-404.5 grams (14.09-14.27 oz.)
Clearance in Piston 0.005-0.015 mm (0.002-0.0006 in.)
Clearance in Rod 0.010-0.023 mm (0.0004-0.0009 in.)
Diameter 21.997-22.000 mm (0.8660-0.86614 in.)
PISTON RINGS
Ring Gap-Top Compressor Ring 0.20-0.36 mm (0.008-0.014 in.)
Ring Gap-2nd Compression Ring (Micro-Napier) 0.20-0.40 mm (0.0078-0.0157 in.)
Ring Gap-Oil Control (Steel Rails) 0.25-0.76 mm (0.010-0.030 in.)
Top and Second Compression Ring 0.04-0.08 mm (0.0016-0.0031 in.)
Oil Ring (Steel Rails) 0.038-0.184 mm (0.0015-0.0073 in.)
CRANKSHAFT PULLEY
Crankshaft Damper - Bolt 95 Nm (70 ft. lbs.)