System Specifications

CYLINDER BLOCK
Flatness 0.03 mm (per 25 mm (0.001 inch) per 1 inch)
0.05 mm (per 152 mm ( 0.002 inch) per 6 inch)
Flatness (MAX) 0.20 mm ((MAX) For Total Length 0.008 inch) MAX For Total Length
Cylinder Bore Diameter 98.45 - 98.48 mm (3.8759 - 3.8775 inch)
Out Of Round (MAX) 0.025 mm (0.001 inch)
Taper (MAX) 0.025 mm (0.001 inch)
Deck Height 240.03 - 240.18 mm (9.450 - 9.456 inch)
Deck Clearance (Below Deck) 0.546 mm (0.0215 inch)
Main Bearing Bore Diameter 68.351 - 68.376 mm (2.691 - 2.692 inch)

PISTONS
Weight (Less Pin) 417 - 429 Grams (14.7 - 15.1 oz.)
Piston Pin Bore Diameter 23.650 - 23.658 mm (0.9312 - 0.9315 inch)
Piston Pin To Bore (Centerline To Piston Top) 40.61 - 40.72 mm (1.599 - 1.603 inch)
Piston To Bore Clearance 0.018 - 0.038 mm (0.0008 - 0.0015 inch)
Piston Ring Groove Height
Compression Rings 1.530 - 1.555 mm (0.0602 - 0.0612 inch)
Oil Control Rings 4.035 - 4.060 mm (0.1589 - 0.1598 inch)
Piston Ring Groove Diameter
No. 1 Compression 88.39 - 88.65 mm (3.48 - 3.49 inch)
No. 2 Compression 87.63 - 87.88 mm (3.45 - 3.46 inch)
No. 3 Oil Control 89.66 - 89.92 mm (3.53 - 3.54 inch)

PISTON PINS
Piston To Pin Clearance 0.0102 - 0.0208 mm (0.0005 - 0.0009 inch)
Diameter 23.637 - 23.640 mm (0.9306 - 0.9307 inch)
Piston-Pin To Connecting Rod (Press Fit) 8.9 kN 2000 ft. lbs.

PISTON RINGS
Ring Gap
Top Compression Ring 0.229 - 0.610 mm (0.0090 - 0.0240 inch)
Second Compression Ring 0.483 - 0.965 mm (0.0190 - 0.0380 inch)
Oil Control (Steel Rails) 0.254 - 1.500 mm (0.010 - 0.060 inch)
Side Clearance
Top Compression Ring 0.042 - 0.084 mm (0.0017 - 0.0033 inch)
Second Compression Ring 0.042 - 0.084 mm (0.0017 - 0.0033 inch)
Oil Ring (Steel Ring) 0.06 - 0.21 mm (0.0024 - 0.0083 inch)

CONNECTING RODS
Bearing Clearance 0.025 - 0.076 mm (0.001 - 0.003 inch)
Preferred 0.044 - 0.050 mm (0.0015 - 0.0020 inch)
Side Clearance 0.25 - 0.48 mm (0.010 - 0.019 inch)
Piston Pin Bore Diameter 0.023.59 - 23.62 mm (0.9288 - 0.9298 inch)
Bearing Bore (Less Bearings) 56.08 - 56.09 mm (2.2080 - 2.2085 inch)
Total Weight (Less Bearing) 663-671 Grams (23.39 - 23.67 oz.)
Length (Center To Center) 155.52 - 155.62 mm (6.123 - 6.127 inch)
Twist (MAX.) 0.002 mm (per mm (0.002 inch) per inch
Bend (MAX.) 0.002 mm (per mm (0.002 inch) per inch

CRANKSHAFT
Main Bearing Journal Diameter
No. 1-6 63.489 - 63.502 mm (2.499 - 2.500 inch)
No. 7 63.449 - 63.487 mm (2.498 - 2.499 inch)
Bearing Clearance 0.03 - 0.06 mm (0.001 - 0.0025 inch)
Preferred 0.051 mm (0.002 inch)
Out Of Round (MAX) 0.013 mm (0.0005 inch)
Taper (MAX) 0.013 mm (0.0005 inch)
End Play 0.038 - 0.165 mm (0.0015 - 0.0065 inch)
Connecting Rod Journal Diameter 53.17 - 53.23 mm (2.0934 - 2.0955 inch)

Vibration Damper Bolt 108 Nm (80 ft. lbs.)