System Specifications

Cylinder Block
Bore 102.0 mm (4.02 inch)
Stroke 120.0 mm (4.72 inch)
Compression Ratio 325 H.P 17.2:1
Pistons
Skirt Diameter 101.775 - 101.793 mm (4.007 - 4.008 inch)
Ring Groove Clearance
Intermediate (Minimum) 0.045 mm (0.0018 inch)
(Maximum) 0.095 mm (0.0037 inch)
Oil Control (Minimum) 0.040 mm (0.0016 inch)
(Maximum) 0.085 mm (0.0033 inch)
Piston Pins
Pin Diameter (Minimum) 39.990 mm (1.5744 inch)
(Maximum) 40.003 mm (1.5749 inch)
Bore Diameter (Minimum) 40.006 mm (1.5750 inch)
(Maximum) 40.012 1.5753 inch)
Connecting Rods
Pin Bore Diameter (Minimum w/ bushing installed) 40.019 mm (1.5764 inch)
Pin Bore Diameter (Maximum w/ bushing installed) 40.042 mm (1.5765 inch)
Side Clearance (Minimum) 0.100 mm (0.004 inch)
Side Clearance (Maximum) 0.330 mm (0.013 inch)
Connecting Rod-Bolts
Step 1 30 Nm (22 ft. lbs.)
Step 2 60 Nm (44 ft. lbs.)
Step 3 Rotate 60 degrees
Crankshaft Main Cap-Bolts
Step 1 50 Nm (37 ft. lbs.)
Step 2 80 Nm (59 ft. lbs.)
Step 3 Rotate 90°
Crankshaft Damper
Install the crankshaft damper and bolts.
Tighten bolts to 40 Nm (30 ft. lbs.) torque, plus an additional 60°.