Engine Specifications

WARNING: This page is about a different variant/trim than selected.

GENERAL SPECIFICATIONS

Description	Specification
Type	60° DOHC V-6 24-Valve
Compression Ratio	10.7:1
Lead Cylinder	#1 Right Bank
Firing Order	1-2-3-4-5-6

Description	Metric	Standard
Displacement	3.2 Liters	195 Cubic Inches
Bore and Stroke	91.0 x 83.0 mm	3.583 in. x 3.268 in.

CYLINDER BLOCK

Description

Specification

Metric

Standard

Cylinder Bore Diameter - Grade 1

90.995 mm ± 0.005 mm

3.5825 in. ± 0.0002 in.

Cylinder Bore Diameter - Grade 2

91.005 mm ± 0.005 mm

3.5829 in. ± 0.0002 in.

Cylinder Bore Out-of-Round (Max.)

0.009 mm

0.00035 in.

Cylinder Bore Cylindricity

0.014 mm

0.0006 in.

Crankshaft Bore Taper⁽¹⁾ (Max.)

0.006 mm

0.0002 in.

Engine Oil Galley Plug⁽²⁾

0.0 mm - 2.0 mm

0.0 in - 0.0787 in

⁽¹⁾	Measured over length of bulkhead

⁽²⁾	Measured proud of machined surface

PISTONS

Description	Specification
Description	Metric	Standard
Material	Cast Aluminum Alloy
Piston Diameter (Metal to Metal) - Grade 1	90.955 mm ± 0.005 mm	3.5809 in. ± 0.0002 in.
Piston Diameter (Metal to Metal) - Grade 2	90.965 mm ± 0.005 mm	3.5813 in. ± 0.0002 in.
Piston Diameter (Metal to Coating) - Grade 1	90.970 - 91.000 mm	3.5815 - 3.5827 in.
Piston Diameter (Metal to Coating) - Grade 2	90.980 - 91.010 mm	3.5819 - 3.5831 in.
Clearance at Size Location (Metal to Metal)	0.030 - 0.050 mm	0.0012 - 0.0020 in.
Clearance at Size Location (Metal to Coating)	-0.010 - 0.030 mm	-0.0004 - 0.0012 in.
Piston Weight	351.4 - 361.4grams	12.395 - 12.748 oz.
Piston Pin Offset	0.8 mm	0.031 in.
Piston Ring Groove Diameter - No. 1	83.85 - 83.65 mm	3.301 - 3.293 in.
Piston Ring Groove Diameter - No. 2	82.05 - 81.85 mm	3.230 - 3.222 in.
Piston Ring Groove Diameter - No. 3	84.20 - 84.00 mm	3.315 - 3.307 in.

PISTON PINS

Description	Specification
Description	Metric	Standard
Type	Full Floating
Pin Diameter	21.9985 ± 0.0015 mm	0.86608 ± 0.00006 in.
Clearance in Piston	0.003 - 0.012 mm	0.0001 - 0.0005 in.
Clearance in Rod	0.011 - 0.024 mm	0.0004 - 0.0009 in.

PISTON RINGS

Description	Specification
Description	Metric	Standard
Ring Gap - Number 1 Ring (Top)	0.22 - 0.37 mm	0.009 - 0.015 in.
Ring Gap - Number 2 Ring (Center)	0.27 - 0.42 mm	0.011 - 0.017 in.
Ring Gap - Oil Control Ring (Steel Rails)	0.15 - 0.66 mm	0.006 - 0.026 in.

PISTON RING SIDE CLEARANCE

Description	Specification
Description	Metric	Standard
Number 1 Ring (Top)	0.025 - 0.083 mm	0.0010 - 0.0033 in.
Number 2 Ring (Center)	0.030 - 0.078 mm	0.0012 - 0.0031 in.
Oil Control Ring (Steel Rails)	0.061 - 0.210 mm	0.0024 - 0.0083 in.

PISTON RING WIDTH

Description	Specification
Description	Metric	Standard
Number 1 Ring (Top)	2.80 - 3.00 mm	0.110 - 0.118 in.
Number 2 Ring (Center)	3.37 - 3.67 mm	0.133 - 0.144 in.
Oil Control Ring (Steel Rails)	1.930 - 2.083 mm	0.076 - 0.082 in.

CONNECTING RODS

Description	Specification
Description	Metric	Standard
Bearing Clearance (With Crush)	0.023 - 0.064 mm	0.0009 - 0.0025 in.
Side Clearance	0.070 - 0.370 mm	0.0028 - 0.0146 in.
Side Clearance (Max.)	0.370 mm	0.0146 in.
Piston Pin Bore Diameter	22.016 ± 0.005 mm	0.8668 ± 0.0002 in.
Bearing Bore Out of Round (Max.)	0.008 mm	0.0003 in.
Total Weight (Less Bearing)	512.6 ± 8 grams	18.08 ± 0.28 oz.

CRANKSHAFT MAIN BEARING JOURNALS

Description	Specification
Description	Metric	Standard
Diameter	67.996 ± 0.011 mm	2.677 ± 0.0004 in.
Bearing Clearance	0.024 - 0.050 mm	0.0009 - 0.0020 in.
Bearing Clearance (Max.)	0.050 mm	0.0020 in.
Out of Round (Max.)	0.005 mm	0.0002 in.
Taper (Max.)	0.005 mm	0.0002 in.
End Play	0.050 - 0.290 mm	0.0020 - 0.0114 in.
End Play (Max.)	0.290 mm	0.0114 in.

CONNECTING ROD JOURNALS

Description	Specification
Description	Metric	Standard
Diameter	54.0 ± 0.009 mm	2.1260 ± 0.0035 in.
Bearing Clearance	0.023 - 0.064 mm	0.0009 - 0.0025 in.
Out of Round (Max.)	0.005 mm	0.0002 in.
Taper (Max.)	0.005 mm	0.0002 in.

CAMSHAFT

Description	Specification
Description	Metric	Standard
Bore Diameter - No. 1 Cam Towers	32.020 - 32.041 mm	1.2606 - 1.2615 in.
Bore Diameter - No. 2, 3, 4 Cam Towers	24.020 - 24.041 mm	0.9457 - 0.9465 in.
Bearing Journal Diameter - No. 1	31.976 - 31.995 mm	1.2589 - 1.2596 in.
Bearing Journal Diameter - No. 2, 3, 4	23.977 - 23.996	0.9440 - 0.9447 in.
Bearing Clearance - No. 1	0.025 - 0.065 mm	0.00010 - 0.0026 in.
Bearing Clearance - No. 2, 3, 4	0.024 - 0.064 mm	0.0009 - 0.0025 in.
End Play	0.114 - 0.214 mm	0.004 - 0.008 in.

VALVE TIMING-INTAKE VALVES

Description	Specification
Opens	5.4° (ATDC)
Closes	79.4° (ABDC) or 259.4° (ATDC)
Duration	254°
Centerline	131.4°
Note: Units are in crank degrees, using 0.1524 mm (0.006 in.) valve lift as the threshold.

VALVE TIMING-EXHAUST VALVES

Description	Specification
Opens	84° (BBDC) or 264° (BTDC)
Centerline	129°
Closes	11° (ATDC)
Duration	275°
Valve Overlap	56°
Note: Units are in crank degrees, using 0.1524 mm (0.006 in.) valve lift as the threshold.

CYLINDER HEAD

Description

Specification

Metric

Standard

Gasket Thickness⁽¹⁾ (Compressed)

0.52 - 0.62 mm

0.020 - 0.024 in.

Flatness (Head Gasket Surface)

0.09 mm

0.0035 in.

Valve Seat Angle

44.75° ± 0.25° from the valve guide axis

Valve Seat Runout (relative to the valve guide axis) - Intake and Exhaust

0.050 mm

0.002 in.

Intake Valve Seat Width

0.95 - 1.25 mm

0.04 - 0.05 in.

Exhaust Valve Seat Width

1.36 - 1.66 mm

0.054 - 0.065 in.

Guide Bore Diameter (Std.)

6.00 - 6.02 mm

0.236 - 0.237 in.

Valve Guide Height⁽²⁾ - Intake and Exhaust

16.05 - 16.55 mm

0.632 - 0.652 in.

⁽¹⁾	Measured at the fire ring, not at the outer edge

⁽²⁾	Measured from cylinder head valve spring seat surface to top of guide

VALVES

Description

Specification

Metric

Standard

Face Angle

45.25° ± 0.25°

Head Diameter - Intake

37.3 ± 0.100 mm

1.469 ± 0.004 in.

Head Diameter - Exhaust

30.0 ± 0.100 mm

1.181 ± 0.004 in.

Length-Intake (Overall)

115.269 ± 0.23 mm

4.538 ± 0.009 in.

Length-Exhaust (Overall)

115.6 ± 0.23 mm

4.551 ± 0.009 in.

Stem Diameter - Intake

5.968 ± 0.009 mm

0.2350 ± 0.0004 in.

Stem Diameter - Exhaust

5.961± 0.009 mm

0.2347 ± 0.0004 in.

Stem-to-Guide Clearance - Intake (New)

0.023 - 0.061 mm

0.0009 - 0.0024 in.

Stem-to-Guide Clearance - Exhaust (New)

0.030 - 0.068 mm

0.0012 - 0.0027 in.

Stem-to-Guide Clearance-Intake (Max., Rocking Method)

0.29 mm

0.011 in.

Stem-to-Guide Clearance - Exhaust (Max., Rocking Method)

0.37 mm

0.015 in.

Valve Lift-Intake (Zero Lash)

10.6 mm

0.417 in.

Valve Lift-Exhaust (Zero Lash)

9.67 mm

0.381 in.

Valve Stem Tip Height⁽¹⁾ - Intake

52.4 - 53.5 mm

2.063 - 2.106 in.

Valve Stem Tip Height⁽¹⁾ - Exhaust

51.8 - 52.9 mm

2.039 - 2.083 in.

⁽¹⁾	Valve tip to aluminum spring seat boss

VALVE SPRING

Description	Specification
Description	Metric	Standard
Free Length - Intake AND Exhaust (Approx.)	52.5 mm	2.067 in.
Spring Force - Intake AND Exhaust (Valve Closed)	295 ± 13 N @ 40.0 mm	66 ± 3 lbs. @ 1.57 in.
Spring Force - Intake (Valve Open)	699 ± 31 N @ 10.6 mm	150.4 ± 7 lbs. @ 0.4173 in.
Spring Force - Exhaust (Valve Open)	663 ± 31 N @ 9.67 mm	149 ± 7 lbs. @ 0.3807 in.
Number of Coils - Intake AND Exhaust	9.35
Wire Diameter - Intake AND Exhaust	3.18 x 3.99 mm (ovate)	0.125 x 0.157 in. (ovate)
Installed Height - Intake AND Exhaust (Spring seat top to bottom of retainer)	40.0 mm	1.575 in.

OIL PRESSURE

Description

Specification

Metric

Standard

(Note: At Normal Operating Temperatures)

Pressure @ Curb Idle Speed⁽¹⁾

34.7 kPa Min.

5 psi Min.

Pressure @ 600 - 1200 RPM

34.7 (warm) - 958.0 (cold) kPa

5 (warm) - 139 (cold) psi

Pressure @ 1201 - 3500 RPM

206.8 (warm) - 958.0 (cold) kPa

30 (warm) - 139 (cold) psi

Pressure @ 3501 - 6400 RPM

427.0 (warm) - 958.0 (cold) kPa

62 (warm) - 139 (cold) psi

⁽¹⁾	CAUTION: If oil pressure is zero at idle, DO NOT run engine at 3000 RPM.