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SPECIFICATIONS 4.7L ENGINE DESCRIPTION SPECIFICATION GENERAL SPECIFICATIONS Engine Type 90° SOHC V-8 16-Valve Displacement 4.7 Liters / 4701cc (287 Cubic Inches) Bore 93.0 mm (3.66 in.) Stroke 86.5 mm (3.40 in.) Compression Ratio 9.0:1 Horsepower 235 BHP @ 4800 RPM Torque 295 LB-FT @ 3200 RPM Lead Cylinder #1 Left Bank Firing Order 1-8-4-3-6-5-7-2 CYLINDER BLOCK Cylinder Block Cast Iron Bore Diameter 93.010 ± .0075 mm (3.6619 ± 0.0003 in.) Out of Round (MAX) 0.076 mm (0.003 in.) Taper (MAX) 0.051 mm (0.002 in.) PISTONS Material Aluminum Alloy Diameter 92.975 mm (3.6605 in.) Weight 367.5 grams (12.96 oz) Ring Groove Diameter No. 1 83.73 - 83.97 mm (3.296 - 3.269 in.) No. 2 82.833 - 83.033 mm (3.261 - 3.310 in.) No. 3 83.88 - 84.08 mm (3.302 - 3.310 in.) PISTON PINS Type Pressed Fit Clearance In Piston 0.010 - 0.019 mm (0.0004 - 0.0008 in.) Diameter 24.013 - 24.016 mm (0.9454 - 0.9456 in.) PISTON RINGS Ring Gap Top Compression Ring 0.37 - 0.63 mm DESCRIPTION SPECIFICATION (0.0146 - 0.0249 in.) Second Compression Ring 0.37 - 0.63 mm (0.0146 - 0.0249 in.) Oil Control (Steel Rails) 0.25 - 0.76 mm (0.0099 - 0.30 in.) Side Clearance Top Compression Ring .051 - .094 mm (0.0020 - 0.0037 in.) Second Compression Ring 0.040 - 0.080 mm (0.0016 - 0.0031 in.) Oil Ring (Steel Ring) .019 - .229 mm (.0007 - .0091 in.) Ring Width Top Compression Ring 1.472 - 1.490 mm (0.057 - 0.058 in.) Second Compression Ring 1.472 - 1.490 mm (0.057 - 0.058 in.) Oil Ring (Steel Rails) 0.445 - 0.470 mm (0.017 - 0.018 in.) CONNECTING RODS Bearing Clearance 0.010 - 0.048 mm (0.0004 - 0.0019 in.) Side Clearance 0.10 - 0.35 mm (0.004 - 0.0138 in.) Piston Pin Bore Diameter .022 - .045 mm (Interference Fit) (0.0009 - 0.0018 in.) Bearing Bore Out of Round 0.004 mm (MAX) (0.0002 in.) Total Weight (Less Bearing) 555 grams (19.5771 ounces) CRANKSHAFT Main BearingJournal Diameter 63.488 - 63.512 mm (2.4996 - 2.5005 in.) Bearing Clearance 0.018 - 0.052 mm (0.0008 - 0.0021 in.) Out of Round (MAX) 0.005 mm (0.0002 in.) 9 - 136 ENGINE 4.7L AN ENGINE 4.7L (Continued) |