System Specifications

Block
Crankshaft Main Bearing Bore Diameter 72.867-72.881 mm (2.8688-2.8693 in.)
Cylinder Bore Diameter 93.992-94.008 mm (3.7005-3.7011 in.)
Cylinder Bore Out-of-Round - Production Max. 0.013 mm (0.0005 in.)

Crankshaft
Connecting Rod Journal Diameter 55.992-56.008 mm (2.2044-2.2050 in.)
Connecting Rod Journal Out-of-Round 0.005 mm (0.0002 in.)
Connecting Rod Journal Taper 0.005 mm (0.0002 in.)
Connecting Rod Journal Width
Production 22.000 mm (0.8661 in.)
Service 21.920-22.080 mm (0.8630-0.8693 in.)
Crankshaft End Play 0.100-0.330 mm (0.0039-0.0130 in.)
Crankshaft Main Bearing Clearance 0.010-0.060 mm (0.0004-0.0024 in.)
Crankshaft Main Journal Diameter 67.992-68.008 mm (2.6768-2.6775 in.)
Crankshaft Main Journal Out-of-Round 0.005 mm (0.0002 in.)
Crankshaft Main Journal Taper 0.005 mm (0.0002 in.)
Crankshaft Main Journal Thrust Wall
Runout 0.000-0.040 mm (0.0000-0.0016 in.)
Square 0.000-0.010 mm (0.0000-0.0004 in.)
Crankshaft Main Journal Width, #2, 4
Production 24.000 mm (0.9449 in.)
Service 23.900-24.100 mm (0.9409-0.9488 in.)
Crankshaft Main Journal Width, #3
Production 24.400 mm (0.9606 in.)
Service 24.360-24.440 mm (0.9591-0.9622 in.)
Crankshaft Pilot Bearing Bore Diameter 20.965-20.995 mm (0.8254-0.8266 in.)
Crankshaft Rear Flange Runout 0.025 mm (0.0010 in.)
Crankshaft Reluctor Ring Runout - Maximum 1.500 mm (0.0591 in.)
Crankshaft Runout 0.030 mm (0.0012 in.)
Crankshaft Thrust Bearing Clearance 0.076-0.305 mm (0.0030-0.0120 in.)
Crankshaft Thrust Surface - Height Diameter 95.000 mm (3.7401 in.)
Crankshaft Thrust Surface Runout 0.040 mm (0.0016 in.)

Connecting Rod
Connecting Rod Bearing Clearance 0.010-0.070 mm (0.0004-0.0028 in.)
Connecting Rod Bore Diameter - Bearing End 59.620-59.636 mm (2.3472-2.3479 in.)
Connecting Rod Bore Diameter - Pin End 24.007-24.021 mm (0.9452-0.9457 in.)
Connecting Rod Length - Center to Center 150.400 mm (5.9212 in.)
Connecting Rod Side Clearance 0.095-0.355 mm (0.0374-0.0140 in.)
Connecting Rod Width - Bearing End
Production 21.775 mm (0.8573 in.)
Service 21.725-21.825 mm (0.8553-0.8593 in.)
Connecting Rod Width - Pin End
Production 21.775 mm (0.8573 in.)
Service 21.725-21.825 mm (0.8553-0.8593 in.)

Cylinder Head
Combustion Chamber Volume 53.407 cc3.259 cu in.)
Valve Guide Bore - Exhaust 6.000-6.020 mm (0.2362-0.2370 in.)
Valve Guide Bore - Intake 6.000-6.020 mm (0.2362-0.2370 in.)
Valve Guide Installed Height 14.050-14.550 mm (0.5531-0.5728 in.)
Valve Lifter Bore Diameter 12.008-12.030 mm (0.4728-0.4736 in.)

Lubrication System
Oil Capacity - with New Dry Oil Filter 5.2 Liters (5.5 Quarts)
Oil Capacity - without Oil Filter Change 4.8 Liters (5.2 Quarts)
Oil Pressure - Minimum @ Idle 69 kPa (10 psi)
Oil Pressure - Minimum @ 2,000 RPM 138 kPa (20 psi)
Piston Cooling Jet Valve Opening Pressure 1.7-2.3 bar (25-33 psi)

Oil Pump
Gear Diameter - Outer 87.095-87.175 mm (3.4289-3.4321 in.)
Gear Pocket - Depth 15.565-15.600 mm (0.6128-0.6142 in.)
Gear Pocket - Diameter 87.275-87.325 mm (3.4360-3.4380 in.)
Gear Thickness - Drive/Driven 15.511-15.536 mm (0.6107-0.6117 in.)
Gear-to-Cover Clearance - Drive/Driven 0.030-0.085 mm (0.0012-0.0033 in.)
Gear-to-Housing Clearance - Drive/Driven 0.100-0.230 mm (0.0039-0.0091 in.)
Inner Gear Tip Clearance 0.075-0.180 mm (0.0030-0.0071 in.)
Crankshaft Clearance to Housing 0.040-0.130 mm (0.0016-0.0051 in.)
Inner Gerotor Hub Diameter 53.310-53.335 mm (2.0988-2.0998 in.)
Housing Hub Diameter 53.380-53.420 mm (2.1016-2.1031 in.)
Inner Gerotor Hub Clearance to Housing 0.045-0.110 mm (0.0018-0.0043 in.)

Piston Rings
Piston Ring End Gap
First Compression Ring 0.150-0.300 mm (0.0059-0.0118 in.)
Second Compression Ring 0.280-0.480 mm (0.0110-0.0189 in.)
Oil Control Ring 0.150-0.600 mm (0.0059-0.0236 in.)
Piston Ring to Groove Clearance
First Compression Ring 0.030-0.065 mm (0.0012-0.0026 in.)
Second Compression Ring 0.015-0.060 mm (0.0006-0.0024 in.)
Oil Control Ring 0.030-0.170 mm (0.0012-0.0067 in.)
Piston Ring Thickness
First Compression Ring 1.175-1.190 mm (0.0463-0.0469 in.)
Second Compression Ring 1.470-1.495 mm (0.0579-0.0589 in.)
Oil Control Ring 2.360-2.480 mm (0.0929-0.0976 in.)

Pistons and Pins
Piston
Piston Diameter 93.956-93.974 mm (3.6990-3.6998 in.)
Piston Pin Bore Diameter 24.004-24.009 mm (0.9450-0.9452 in.)
Piston Ring Groove Width - First Compression Ring 1.220-1.240 mm (0.0480-0.0488 in.)
Piston Ring Groove Width - Second Compression Ring 1.510-1.530 mm (0.0595-0.0602 in.)
Piston Ring Groove Width - Oil Control Ring 2.510-2.530 mm (0.0988-0.0996 in.)
Piston to Bore Clearance 0.026-0.052 mm (0.0010-0.0021 in.)
Pin
Piston Pin Clearance to Connecting Rod Bore 0.007-0.024 mm (0.0003-0.0010 in.)
Piston Pin Clearance to Piston Pin Bore 0.004-0.012 mm (0.0002-0.0005 in.)
Piston Pin Diameter 23.997-24.000 mm (0.9448-0.9449 in.)
Piston Pin Length 60.600-61.100 mm (2.3858-2.4055 in.)