Engine Mechanical Specifications
GENERAL SPECIFICATIONSBlock
Camshaft Bearing Bore 1 and 5 Diameter - First Design 59.08 - 59.13 mm (2.325 - 2.327 inch)
Camshaft Bearing Bore 2 and 4 Diameter - First Design 58.83 - 58.88 mm (2.316 - 2.318 inch)
Camshaft Bearing Bore 3 Diameter - First Design 58.58 - 58.63 mm (2.306 - 2.308 inch)
Camshaft Bearing Bore 1 and 5 Diameter - Second Design 59.58 - 59.63 mm (2.345 - 2.347 inch)
Camshaft Bearing Bore 2 and 4 Diameter - Second Design 59.08 - 59.13 mm (2.325 - 2.327 inch)
Camshaft Bearing Bore 3 Diameter - Second Design 58.58 - 58.63 mm (2.306 - 2.308 inch)
Crankshaft Main Bearing Bore Diameter 69.871 - 69.889 mm (2.75 - 2.751 inch)
Crankshaft Main Bearing Bore Out-of-Round 0.005 mm (0.0002 inch)
Cylinder Bore Diameter 99.0 - 99.018 mm (3.897 - 3.898 inch)
Cylinder Bore Taper - Thrust Side 0.018 mm (0.0007 inch)
Cylinder Head Deck Height - Measuring from the Centerline of Crankshaft to the Deck Face 234.57 - 234.82 mm (9.235 - 9.245 inch)
Cylinder Head Deck Surface Flatness - Measured Within a 152.4 mm (6.0 inch) Area 0.08 mm (0.003 inch)
Cylinder Head Deck Surface Flatness - Measuring the Overall Length of the Block Deck 0.22 mm (0.008 inch)
Valve Lifter Bore Diameter 21.417 - 21.443 mm (0.843 - 0.844 inch)
Connecting Rod
Connecting Rod Bearing Clearance - Production 0.023 - 0.065 mm (0.0009 - 0.0025 inch)
Connecting Rod Bearing Clearance - Service 0.023 - 0.076 mm (0.0009 - 0.003 inch)
Connecting Rod Bore Diameter - Bearing End 56.505 - 56.525 mm (2.224 - 2.225 inch)
Connecting Rod Bore Out-of-Round - Bearing End 0.006 mm (0.00023 inch)
Connecting Rod Bore Out-of-Round - Bearing End - Service 0.006 mm (0.00023 inch)
Connecting Rod Side Clearance 0.11 - 0.51 mm (0.00433 - 0.02 inch)
Crankshaft
Connecting Rod Journal Diameter - Production 53.318 - 53.338 mm (2.0991 - 2.0999 inch)
Connecting Rod Journal Diameter - Service 53.308 mm (2.0987 inch)
Connecting Rod Journal Out-of-Round - Production 0.005 mm (0.0002 inch)
Connecting Rod Journal Out-of-Round - Service 0.01 mm (0.0004 inch)
Connecting Rod Journal Taper - Maximum for 1/2 of Journal Length - Production 0.005 mm (0.0002 inch)
Connecting Rod Journal Taper - Maximum for 1/2 of Journal Length - Service 0.02 mm (0.00078 inch)
Crankshaft End Play 0.04 - 0.2 mm (0.0015 - 0.0078 inch)
Crankshaft Main Bearing Clearance - Production 0.02 - 0.052 mm (0.0008 - 0.0021 inch)
Crankshaft Main Bearing Clearance - Service 0.02 - 0.065 mm (0.0008 - 0.0025 inch)
Crankshaft Main Journal Diameter - Production 64.992 - 65.008 mm (2.558 - 2.559 inch)
Crankshaft Main Journal Diameter - Service 64.992 mm (2.558 inch)
Crankshaft Main Journal Out-of-Round - Production 0.003 mm (0.000118 inch)
Crankshaft Main Journal Out-of-Round - Service 0.008 mm (0.0003 inch)
Crankshaft Main Journal Taper - Production 0.01 mm (0.0004 inch)
Crankshaft Main Journal Taper - Service 0.02 mm (0.00078 inch)
Crankshaft Rear Flange Runout 0.05 mm (0.002 inch)
Crankshaft Reluctor Ring Runout - Measured 1.0 mm (0.04 inch) Below Tooth Diameter 0.7 mm (0.028 inch)
Crankshaft Thrust Surface - Production 26.14 - 26.22 mm (1.029 - 1.0315 inch)
Crankshaft Thrust Surface - Service 26.22 mm (1.0315 inch)
Crankshaft Thrust Surface Runout 0.025 mm (0.001 inch)
Piston Rings
Piston Ring End Gap - First Compression Ring - Measured in Cylinder Bore - Production 0.23 - 0.44 mm (0.009 - 0.017 inch)
Piston Ring End Gap - First Compression Ring - Measured in Cylinder Bore 0.23 - 0.5 mm (0.009 - 0.0196 inch)
Piston Ring End Gap - Second Compression Ring - Measured in Cylinder Bore - Production 0.44 - 0.7 mm (0.017 - 0.027 inch)
Piston Ring End Gap - Second Compression Ring - Measured in Cylinder Bore 0.44 - 0.76 mm (0.0173 - 0.03 inch)
Piston Ring End Gap - Oil Control Ring - Measured in Cylinder Bore - Production 0.18 - 0.75 mm (0.007 - 0.029 inch)
Piston Ring End Gap - Oil Control Ring - Measured in Cylinder Bore - Service 0.18 - 0.81 mm (0.007 - 0.032 inch)
Piston Ring to Groove Clearance - First Compression Ring - Production 0.04 - 0.086 mm (0.00157 - 0.0033 inch)
Piston Ring to Groove Clearance - First Compression Ring - Service 0.04 - 0.068 mm (0.00157 - 0.0033 inch)
Piston Ring to Groove Clearance - Second Compression Ring - Production 0.05 - 0.088 mm (0.002 - 0.0034 inch)
Piston Ring to Groove Clearance - Second Compression Ring - Service 0.05 - 0.088 mm (0.002 - 0.0034 inch)
Piston Ring to Groove Clearance - Oil Control Ring - Production -0.008 to +0.0176 mm (-0.0003 to +0.0069 inch)
Piston Ring to Groove Clearance - Oil Control Ring - Service -0.008 to +0.0176 mm (-0.0003 to +0.0069 inch)
Pistons and Pins
Piston - Piston Diameter - Non Coated Skirt - at Size Point 98.969 - 98.987 mm (3.8964 - 3.8997 inch)
Piston - Piston Diameter - Measured Over Skirt Coating 98.984 - 99.027 mm (3.897 - 3.899 inch)
Piston - Piston to Bore Clearance - Non Coated Skirt - Production 0.013 - 0.049 mm (0.0005 - 0.0019 inch)
Piston - Piston to Bore Clearance - Non Coated Skirt - Service 0.013 - 0.074 mm (0.0005 - 0.0029 inch)
Piston - Piston to Bore Clearance - Coated Skirt - Production -0.027 to +0.029 mm (-0.001 to +0.0011 inch)
Piston - Piston to Bore Clearance - Coating Worn Off - Service Limit 0.074 mm (0.0029 inch)
Pin - First Design Press Fit Pin Fit in Connecting Rod Bore 0.02 - 0.043 mm - Interference (0.00078 - 0.00169 inch - Interference)
Pin - First Design Press Fit Pin Clearance to Piston Pin Bore - Production 0.01 - 0.02 mm (0.0004 - 0.00078 inch)
Pin - First Design Press Fit Pin Clearance to Piston Pin Bore - Service 0.01 - 0.022 mm (0.0004 - 0.00086 inch)
Pin - First Design Press Fit Pin Diameter 23.997 - 24.0 mm (0.9447 - 0.9448 inch)
Pin - Second Design Full Floating Pin Fit in Connecting Rod Bore - Production 0.007 - 0.02 mm (0.00027 - 0.00078 inch)
Pin - Second Design Full Floating Pin Fit in Connecting Rod Bore - Service 0.007 - 0.022 mm (0.00027 - 0.00086 inch)
Pin - Second Design Full Floating Pin Clearance to Piston Pin Bore - Production 0.002 - 0.01 mm (0.00008 - 0.0004 inch)
Pin - Second Design Full Floating Pin Clearance to Piston Pin Bore - Service 0.002 - 0.015 mm (0.00008 - 0.0006 inch)
Pin - Second Design Full Floating Pin Diameter 23.952 - 23.955 mm (0.943 - 0.943 inch)