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Engine Specifications

GENERAL SPECIFICATIONS

DESCRIPTION SPECIFICATION
Type 90° V - 10
Number of Cylinders 10
Firing Order 1-10-9-4-3-6-5-8-7-2
Compression Ratio 10.2:1
Brake Horsepower 640@6200 RPM
Torque 600 ft. lbs. @5000 RPM
Crankshaft Forged Steel
Cylinder Block Aluminum Alloy with Interference Fit Cast Iron Liners
Cylinder Head Cast Aluminum Alloy
Camshaft Steel
Main Bearing Caps Nodular Iron
Connecting Rods Powdered Metal Cracked Cap
Pistons Forged Aluminum Alloy
- Metric  Standard 
Displacement 8.4L 512 cu. in.
Bore 103 mm 4.055 in.
Stroke 100.584 mm 3.96 in.
Engine Weight (Approx.) 273 Kilograms 601 Lbs.
CYLINDER BLOCK

DESCRIPTION SPECIFICATION
Metric Standard
Camshaft Bore Diameter -
1 60.000 - 60.025 mm 2.3621 - 2.3631 in.
2-6 56.273 - 56.298 mm 2.2154 - 2.2164 in.
Cylinder Bore Diameter 102.993 - 103.007 mm 4.05484 - 4.05539 in.
Out of Round (Max.) 0.008 mm 0.0003 in.
Taper (Max.) 0.015 mm 0.0006 in.
Tappet Bore Diameter 21.41 - 21.44 mm 0.843 - 0.844 in.
Block Length 708.63 mm 27.898 in.
Deck Height 240.792 mm 9.48 in.
Main Bearing Bore 81.087 - 81.100 mm 3.1923 - 3.1929 in.
CRANKSHAFT

DESCRIPTION SPECIFICATION
Metric Standard
Connecting Rod Journal Diameter 53.993 - 54.008 mm 2.1261 - 2.1263 in.
Out-of-Round (Max.) 0.005 mm 0.0002 in.
Taper (Max.) 0.005 mm 0.0002 in.
End Play 0.101 - 0.228 mm 0.0040 - 0.0090 in.
Wear Limit 0.280 mm 0.011 in.
Main Bearing Clearance 1-6 0.0381 - 0.0635 mm 0.0015 - 0.0025 in.
Wear Limit 0.075 mm 0.003 in.
MAIN BEARING JOURNALS

DESCRIPTION SPECIFICATION
Metric Standard
Diameter 76.233 - 76.253 mm 3.0013 - 3.0021 in.
Out of Round (Max.) 0.005 mm 0.0002 in.
CONNECTING RODS

DESCRIPTION SPECIFICATION
Metric Standard
Bearing Clearance 0.0381 - 0.0559 mm 0.0015 - 0.0022 in.
Wear Limit 0.080 mm 0.0031 in.
Piston Pin Diameter Bore 25.010 - 25.020 mm 0.9846 - 0.9850 in.
Wear Limit 25.040 mm 0.9858 in.
Side Clearance (Two Rods) 0.071 - 0.369 mm 0.0028 - 0.0145 in.
Total Weight (Less Bearing) 649.7 grams 22.92 oz.
PISTONS

DESCRIPTION SPECIFICATION
Metric Standard
Piston Size (over coating) 102.976-103.008 mm 4.0542-4.0551 in.
Weight 431.5 - 441.5 grams 15.22 - 15.57 oz.
Piston Length 55.0 mm 2.165 in.
Piston Pin Diameter Bore 25.009 - 25.015 mm 0.9846 - 0.9848 in.
Piston Pin Bore Offset 0.800 mm 0.031 in.
Piston Ring Groove Inner Diameter No. 1 93.10 - 93.30 mm 3.665 - 3.673 in.
Piston Ring Groove Inner Diameter No. 2 91.60 - 91.80 mm 3.6063 - 3.6142 in.
Piston Ring Groove Inner Diameter No. 3 95.80 - 96.00 mm 3.7717 - 3.7795 in.
PISTON PINS

DESCRIPTION SPECIFICATION
Metric Standard
Clearance in Piston 0.006 - 0.015 mm 0.00023 - 0.00059 in.
Wear Limit 0.020 mm 0.0007
Clearance in Connecting Rod 0.007 - 0.020 mm 0.00027 - 0.00079 in.
Wear Limit 0.025 mm 0.0009
Diameter 25.000 - 25.003 mm 0.9842 - 0.9843 in.
Length 65.00 mm 2.559 in.
End Play 0.10 - 0.25 mm 0.0004 - 0.0100 in.
PISTON RING

DESCRIPTION SPECIFICATION
Metric Standard
Piston Ring End Gap - -
Top Compression Ring 0.30 - 0.45 mm 0.0118 - 0.0177 in.
Second Compression Ring 0.65 - 0.90 mm 0.0256 - 0.0354 in.
Oil Control (Steel Rails) 0.20 - 0.71 mm 0.00787 - 0.02795 in.
Wear Limit - Top Compression Ring 0.68 mm 0.027 in.
Wear Limit - 2nd Compression Ring 1.50 mm 0.059 in.
Wear Limit - Oil Control Steel Rails 1.50 mm 0.059 in.
Piston Ring Side Clearance -
Top Compression Ring 0.020 - 0.068 mm 0.00078 - 0.00267 in.
2nd Compression Ring 0.020 - 0.058 mm 0.00078 - 0.00228 in.
Oil Rings 0.012 - 0.178 mm 0.0005 - 0.0070 in.
Wear Limit - Top and 2nd Ring .080 mm 0.003 in.
Wear Limit Oil Ring Pack 0.200 mm 0.0078 in.
Piston Ring Width -
Compression Rings 1.472 - 1.490 mm 0.05795 - 0.05866 in.
Oil Rings 0.447- 0.490 mm 0.0176 - 0.0193 in.
CAMSHAFT

DESCRIPTION SPECIFICATION
Metric Standard
Lift -
Intake 8.51 mm 0.335 in.
Exhaust 8.01 mm 0.315 in.
Journal Diameter -
Journal No. 1 59.970 - 59.942 mm 2.325 - 2.359 in.
Journal No. 2 - 6 56.205 - 56.225 mm 2.213 - 2.213 in.
Bore Diameter -
Bore Diameter No. 1 60.00 - 60.025 mm 2.3621 - 2.3631 in.
Bore Diameter No. 2-6 56.273 - 56.298 mm 2.2154 - 2.2164 in.
Diametrical Clearance 0.030 - 0.083 mm 0.001 - 0.003 in.
Wear Limit 0.127 mm 0.005 in.
End Play 0.127 - 0.381 mm 0.005 - 0.015 in.
Valve Timing-Exhaust Valve with VVT in lock pin position -
Closes (ATC) 36.5° -
Opens (BBC) 88.5° -
Duration 305.0° -
Valve Timing-Intake Valve -
Closes (BTDC) 86.5° -
Opens 23.5° -
Duration 297.0° -
Valve Overlap 60.0° -
Lobe Center Line -
Intake 131° ATDC -
Exhaust - In lock pin position 140° BTDC -
HYDRAULIC TAPPETS

DESCRIPTION SPECIFICATION
Metric Standard
Body Diameter 21.387 - 21.405 mm 0.8420 - 0.8427 in.
Clearance in Block 0.005 - 0.053 mm 0.0002 - 0.0021 in.
Plunger Travel (Dry) 4.22 mm 0.166 in.
Push Rod Length (Overall) 194.028 mm 7.6388 in.
CYLINDER HEAD

DESCRIPTION SPECIFICATION
Metric Standard
Gasket Thickness (Compressed) 1.113 mm 0.0438 in.
Flatness 0.019 mm 0.00075 in.
CYLINDER HEAD VALVE SEAT

DESCRIPTION SPECIFICATION
Metric Standard
Seat Angle 44.75° - 45.25° -
Runout (Max.) 0.038 mm 0.002 in.
Width (Finish) Intake and Exhaust 1.02 - 1.52 mm 0.040 - 0.060 in.
Guide Bore Diameter (Std.) 7.95 - 7.98 mm 0.313 - 0.314 in.
VALVES

DESCRIPTION SPECIFICATION
- Metric  Standard 
Face Angle 44°- 44.5° -
Back Cut Angle 30° -
Stem Diameter-Intake and Exhaust 7.934 - 7.954 mm 0.3123 - 0.3131 in.
Head Diameter-Intake 52.67 - 52.93 mm 2.0736 - 02.0838 in.
Head Diameter-Exhaust 40.76 - 41.02 mm 1.6047 - 1.6149 in.
Length-Intake (Over All) 140.44 mm 5.5291 in.
Length-Exhaust (Over All) 141.52 mm 5.5716 in.
Valve Margin-Intake 1.01 mm 0.0397 in.
Valve Margin-Exhaust 2.00 mm 0.0787 in.
Lift-Intake (Zero Lash) 14.40 mm 0.5659 in.
Lift-Exhaust (Zero Lash) 13.59 mm 0.5350 in.
Valve Stem Tip Height (from spring pocket) 54.636 mm 2.1510 in.
Stem-to-Guide Clearance-Intake and Exhaust 0.021 - 0.063 mm 0.0008 - 0.0024 in.
Max. Allowable-Intake (Rocking Method) 0.50 mm 0.0196 in.
Max. Allowable-Exhaust (Rocking Method) 0.70 mm 0.0275 in.
VALVE SPRING

DESCRIPTION SPECIFICATION
Metric Standard
Free Length - Spring 58.04 mm 2.285 in.
Spring Tension (Valve Closed) 489.41 ± 24.5 N @ 48.01 mm 110 ± 5.5 lbs. @ 1.890 in.
Service Limit 441 N min. 99 lbs. min.
Spring Tension (Valve Open) 1428 ± 70.1 N @ 33.6 mm 321 ± 15.7 lbs. @ 1.322 in.
Number of Coils - Spring 7.7 -
Wire Diameter (Ovate) 4.394 x 5.493 mm 0.1729 x 0.2162 in.
Installed Height (Spring Seat to Bottom of Retainer) 48.01 mm 1.890 in.
LUBRICATION

DESCRIPTION SPECIFICATION
Metric Standard
At Curb Idle Speed* (Minimum with engine at operating temperature) 68.9 kPa 10 psi
At 3000 RPM 310 - 517 kPa 45 - 75 psi
CAUTION:

*If pressure is ZERO at curb idle, DO NOT run engine at 4000 RPM.
OIL PUMP

DESCRIPTION SPECIFICATION
Metric Standard
Clearance Over Rotors (Max.) 0.077 mm 0.003 in.
Cover Out-Of-Flat (Max.) 0.076 mm 0.003 in.
Inner Rotor Thickness (Min.) 15.937 mm 0.627 in.
Clearance (Max.) 0.19 mm 0.007 in.
Diameter (Min.) 82.45 mm 3.246 in.
Outer Thickness (Min.) 15.937 mm 0.627 in.
Tip Clearance Between Rotors (Max) 0.150 mm 0.0068 in.
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