System Specifications

CRANKSHAFT
DESCRIPTION SPECIFICATION
Metric Standard
Front Journal Diameter-Nominal 62.985-63.005 mm (2.479-2.480 inch)
Front Journal Diameter- minus 0.25 62.735-62.755 mm (2.469-2.470 inch)
Front Bearing Diameter-Nominal 63.005-63.034 mm (2.480-2.481 inch)
Front Bearing Diameter-minus 0.25 62.755-62.784 mm (2.471-2.478 inch)
Clearance Between the Journal and Bearing 0.00-0.049 mm (0.000-0.001 inch)
Center Journal Diameter-Nominal 63.005-63.020 mm (0.001-0.003 inch)
Center Journal Diameter-minus 0.25 62.775-62.770 mm (2.470-2.471)
Center Bearing Diameter-Nominal 63.005-63.020 mm (2.480-2.481 inch)
Center Bearing Diameter-minus 0.25 62.775-62.770 mm (2.470-2.471 inch)
Clearance Between Journal and Bearing 0.008-0.051 mm (0.0003-0.0002 inch)
Rear Journal Diameter-Nominal 89.980-90.000 mm (3.542-3.543 inch)
Rear Journal Diameter- minus 0.25 89.730-99.750 mm (3.532-3.927 inch)
Rear Bearing Diameter-Nominal 90.045-90.065 mm (3.545-3.546 inch)
Rear Bearing Diameter- minus 0.25 89.795-89.815 mm (3.535-3.536 inch)
Clearance Between Journal and Bearing 0.045-0.080 mm (0.001-0.003 inch)
Connecting Rod Journal-Nominal 53.940-53.955 mm (2.123-2.124 inch)
Connecting Rod Journal- minus 0.25 53.690-53.705 mm (2.113-2.114 inch)
Connecting Rod Bearing-Nominal 53.997-54.016 mm (2.125-2.126 inch)
Connecting Rod Bearing-minus 0.25 53.727-53.766 mm (2.115-2.116 inch)
Clearance Between Journal and Bearing 0.022-0.076 mm (0.0008-0.0029 inch)
Crankshaft End Play 0.080-0.280 mm (0.003-0.011 inch)
Adjustment Thrust Washers (Thrust Washers)
Thrust Washers Available
2.31-2.36 mm (0.090-0.092 inch)
2.41-2.46 mm (0.094-0.096 inch)
2.51-2.56 mm (0.098-0.100)
Carrier with Thrush Washers Installed 27.670-27.820 mm (1.089-1.095 inch)

MAIN BEARING CARRIERS
DESCRIPTION SPECIFICATION
Metric Standard
Internal Diameter-Front 67.025-67.050 mm (2.638-2.639 inch)
Internal Diameter-Center 66.670-66.690 mm (2.624-2.624 inch)
internal Diameter-Rear 85.985-86.005 mm (3.385-3.386 inch)

CONNECTING RODS
DESCRIPTION SPECIFICATION
Metric Standard
Small end Bearing Internal Diameter 32.035-32.050 mm (1.2612-1.2618 inch)
Large End Internal Diameter 53.997-54.016 mm (2.125-2.126 inch)

PISTONS
DESCRIPTION SPECIFICATION
Metric Standard
Skirt Diameter (measured at approximately 10 mm above the bottom of the skirt) 93.912-93.928 mm. (3.6973-3.6979 inch)
Piston Clearance 0.010-0.22 mm (0.0003-0.0008 inch)
Top of Piston to Cylinder Head 0.69-0.83 mm (0.027-0.032 inch)
Piston Protrusion
0.460-0.609 mm Fit Gasket, Number (1.32 mm), 0 hole (0.018-0.023 inch Fit Gasket, Number 0.051 inch), 0 notches
0.610-0.709 Fit Gasket, Number (1.42 mm) 1 hole (0.024-0.027 inch Fit Gasket, Number (0.55 inch) 1 notch or hole
0.710-0.810 Fit Gasket, Number (1.52 mm), 2 holes (0.027-0.031 inch Number (0.059 inch) 2 notches or holes

PISTON RINGS
DESCRIPTION SPECIFICATION
Metric Standard
Clearance in Groove Top
Compression Ring 0.078-0.137 mm (0.003-0.005 inch)
Second Compression Ring 0.070-0.110 mm (0.002-0.004 inch)
Oil Control (Steel Rails) 0.40-0.080 mm (0.001 - 0.003 inch)
Fitted Gap
Top Compression Ring 0.030-0.45 mm (0.011-0.017 inch)
Second Compression Ring 0.030-0.050 mm (0.0011-0.0019 inch)
Oil Ring (Steel Ring) 0.025-0.50 mm (0.0009-0.0019 inch)

Vibration Damper to Crankshaft Hub Bolts 27.5 Nm (21 ft. lbs.)