Engine Mechanical Specifications

ENGINE MECHANICAL SPECIFICATIONS

Application		Specification
Application		Metric	English
General Data
	Engine Type	60 degree V-6
	Displacement	3.4L	204 cu in
	RPO	LA1
	VIN	E
	Bore	92 mm	3.62 in
	Stroke	84 mm	3.31 in
	Compression Ratio	9.6:1
	Firing Order	1-2-3-4-5-6
	Spark Plug Gap	1.52 mm	0.60 in
Block
	Camshaft Bearing Bore Diameter - Front and Rear	51.03-51.08 mm	2.009-2.011 in
	Camshaft Bearing Bore Diameter - Middle #2, #3	50.77-50.82 mm	1.999-2.001 in
	Crankshaft Main Bearing Bore Diameter	72.1535-72.0695 mm	2.840-2.841 in
	Crankshaft Main Bearing Bore Out-of-Round	0.008 mm	0.00031 in
	Cylinder Bore Diameter - Production	92.020-92.038 mm	3.622-3.623 in
	Cylinder Bore Diameter - Service	92.020-92.038 mm	3.622-3.623 in
	Cylinder Bore Out-of-Round - Diametral - Production	0.020 mm	0.0008 in
	Cylinder Bore Out-of-Round - Diametral - Service	0.025 mm	0.001 in
	Cylinder Bore Taper - Production	0.020 mm	0.0008 in
	Cylinder Bore Taper - Service	0.025 mm	0.001 in
	Cylinder Head Deck Height	224 mm	8.818 in
	Cylinder Head Deck Surface Flatness	0.05 mm per 152 mm	0.0019 in per 6 in
	Valve Lifter Bore Diameter	21.417-21.455 mm	0.843-0.844 in
Camshaft
	Camshaft Bearing Inside Diameter	47.523-47.549 mm	1.871-1.872 in
	Camshaft Journal Diameter	47.45-47.48 mm	1.868-1.869 in
	Camshaft Journal Out-of-Round	0.025 mm	0.001 in
	Camshaft Lobe Lift - Exhaust	6.9263 mm	0.2727 in
	Camshaft Lobe Lift - Intake	6.9263 mm	0.2727 in
Cooling System
	Capacity Engine RPM	12.4 liters	13.1 quarts
	Thermostat Full Open Temperature	195 degrees
Connecting Rod
	Connecting Rod Bearing Clearance	0.18-0.062 mm	0.0007-0.017 in
	Connecting Rod Bore Diameter	53.962-53.978 mm	2.124-2.125 in
	Connecting Rod Bore Out-of-Round	0.008 mm	0.0002 in
	Connecting Rod Length - Center to Center	144.75-144.81 mm	5.69-5.70 in
	Connecting Rod Side Clearance	0.25-0.37 mm	0.010-0.015 in
Crankshaft
	Connecting Rod Journal Diameter	50.768-50.784 mm	1.9987-1.9994 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	21.92-22.08 mm	0.863-0.869 in
	Crankshaft End Play	0.060-0.210 mm	0.0024-0.0083 in
	Crankshaft Main Bearing Journal Width	23.9-24.1 mm	0.941-0.949 in
	Crankshaft Main Bearing Clearance - Except #3	0.019-0.064 mm	0.0008-0.0025 in
	Crankshaft Main Bearing Clearance - #3 Thrust Bearing	0.032-0.077 mm	0.0012-0.0030 in
	Crankshaft Main Journal Diameter	67.239-67.257 mm	2.6473-2.6483 in
	Crankshaft Main Journal Out-of-Round	0.005 mm	0.0002 in
	Crankshaft Main Journal Taper	0.005 mm	0.0002 in
	Crankshaft Rear Flange Runout	0.04 mm	0.0016 in
Cylinder Head
	Combustion Chamber Depth - at Measurement Point	2.2 mm	0.087 in
	Surface Finish - Maximum	2.8 RA
	Surface Flatness - Block Deck	0.08 mm per 152 mm	0.003 in per 6 in
	Surface Flatness - Exhaust Manifold Deck	0.1 mm	0.004 in
	Surface Flatness - Intake Manifold Deck	0.1 mm	0.004 in
	Valve Guide Bore - Exhaust	8.01 mm	0.315 in
	Valve Guide Bore - Intake	8.01 mm	0.315 in
	Valve Guide Installed Height	16.6 mm	0.654 in
Lubrication System
	Oil Capacity - with Filter	4.3 liters 4.5 quarts
	Oil Capacity - without Filter	3.8 liters 4.0 quarts
	Oil Pressure - 1850 RPM	414 kPa	60 psi
Oil Pump
	Gear Diameter	38.05-38.10 mm	1.498-1.500 in
	Gear Pocket - Depth	30.52-30.58 mm	1.202-1.204 in
	Gear Pocket - Diameter	38.176-38.226 mm	1.503-1.505 in
	Gears Lash	0.094-0.195 mm	0.0037-0.0077 mm
	Relief Valve-to-Bore Clearance	0.038-0.089 mm	0.0015-0.0035 in
Piston Ring End Gap
	First Compression Ring	0.15-0.36 mm	0.006-0.014 in
	Second Compression Ring	0.48-0.74 mm	0.0188-0.0291 in
	Oil Control Ring	0.25-0.77 mm	0.0098-0.0303 in
Piston Ring to Groove Clearance
	First Compression Ring	0.04-0.086 mm	0.002-0.0033 in
	Second Compression Ring	0.04-0.08 mm	0.002-0.0031 in
	Oil Control Ring	0.07-0.095 mm	0.0028-0.0037 in
Piston Ring Thickness
	First Compression Ring	1.164-1.190 mm	0.046-0.047 in
	Second Compression Ring	1.460-1.490 mm	0.0574-0.0586 in
	Oil Control Ring - Maximum	2.960 mm	0.116 in
Piston
	Piston Diameter - production - cylinder 1-4	91.985-92.003 mm	3.621-3.622 in
	Piston Diameter - service limit - cylinder 1-4	91.945 mm	3.619 in
	Piston Diameter - production - cylinder 5-6	91.99-92.028 mm	3.621-3.623 in
	Piston Diameter - service limit - cylinder 5-6	91.945 mm	3.619 in
	Piston Pin Bore Diameter	23.005-23.010 mm	0.9057-0.9059 in
	Piston Ring Groove Width - First	1.23-1.25 mm	0.048-0.049 in
	Piston Ring Groove Width - Second	1.53-1.55 mm	0.060-0.061 in
	Piston Ring Groove Width - Oil Control	3.03-3.055 mm	0.119-0.120 in
	Piston to Bore Clearance - production - 1-4	0.17-0.053 mm	0.0006-0.0020 in
	Piston to Bore Clearance - service limit-- 1-4	0.093 mm	0.0036 in
	Piston to Bore Clearance - production - 5-6	-0.008-0.048 mm	-0.0003-0.0018 in
	Piston to Bore Clearance - service limit-- 5-6	0.093 mm	0.0036 in
Pin
	Piston Pin Clearance to Connecting Rod Bore - Press Fit	-0.047 to -0.019 mm	-0.0019 to -0.0007 in
	Piston Pin Clearance to Piston Pin Bore	0.008-0.016 mm	0.00031-0.00063 in
	Piston Pin Diameter	22.994-22.997 mm	0.9053-0.9054 in
Valves
	Valve Face Angle	45 degrees
	Valve Seat Angle	46 degrees
	Valve Seat Depth - Intake - from deck face	7.9-8.1 mm	0.311-0.318 in
	Valve Seat Depth - Exhaust - from deck face	8.9-9.1 mm	0.350-0.358 in
	Valve Seat Runout	0.037 mm	0.0015 in
	Valve Seat Width - Intake	1.55-1.80 mm	0.061-0.071 in
	Valve Seat Width - Exhaust	1.70-2.0 mm	0.067-0.079 in
	Valve Stem-to-Guide Clearance	0.026 0.068 mm	0.0010-0.0027 in
Valve Lifters/Push Rods
	Push Rod Length - Intake	146.0 mm	5.75 in
	Push Rod Length - Exhaust	152.5 mm	6.0 in
Valve Springs
	Valve Spring Free Length	48.5 mm	1.89 in
	Valve Spring Installed Height	43.2 mm	1.701 in
	Valve Spring Load - Closed	320 N 43.2 mm	75 lb 1.701 in
	Valve Spring Load - Open	1036 N 32 mm	230 lb 1.260 in
	Valve Spring Total Number of Coils	6.55