Section 58 (Engine Mechanical (H6DO)): General Description: Specification
WARNING: This page is about a different car, the 2006 Subaru Outback. However, it is still accessible from the selected car via links, so may be relevant.
GENERAL SPECIFICATIONS
| Engine | Cylinder arrangement | Horizontally opposed, liquid cooled, 6-cylinder, 4-stroke gasoline engine | |||
| Valve system mechanism | Chain driven, double overhead camshaft, 4-valve/cylinder | ||||
| Bore x Stroke | mm (in) | 89.2 x 80 (3.512 x 3.150) | |||
| Displacement | cm3 (cu in) | 3,000 (183) | |||
| Compression ratio | 10.7 | ||||
| Compression pressure (350 RPM 2 and fully open throttle): | kPa (kgf/cm2 psi) | 1,275 - 1,471 (13.0 - 15.0, 185 - 213) | |||
| Number of piston rings | Pressure ring: 2, Oil ring: 1 | ||||
| Intake valve timing | Min. advance | Open | BTDC 47° | ||
| Close | ABDC 23° | ||||
| Max. retard | Open | ATDC 3° | |||
| Close | ABDC 73° | ||||
| Exhaust valve timing | Open | BBDC 60° | |||
| Close | ATDC 6° | ||||
| Valve clearance | mm (in) | Intake | 0.20+004-0.06 (0.0079+00016-0.0024 ) | ||
| Exhaust | 0.35±0.05 (0.0138±0.020) | ||||
| Idle RPM ["P" or "N" range] | RPM | No load | 650±50 | ||
| A/C ON | 770±50 | ||||
| Ignition order | 1 → 6 → 3 → 2 → 5 → 4 | ||||
| Ignition timing | BTDC/RPM | 15°±8/650 | |||
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NOTE:
OL : Oversize US: undersize
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SIDE CLEARANCE SPECIFICATIONS
| Camshaft | Side clearance | mm (in) | Intake | Standard | 0.075 - 0.135 (0.0030 - 0.0053) | |
| Exhaust | Standard | 0.030 - 0.090 (0.0012 - 0.0035) | ||||
| Cam lobe height | mm (in) | Intake | HIGH | Standard | 42.09 - 42.19 (1.6571 - 1.6610) | |
| LOW1 | Standard | 38.14 - 38.24 (1.5016 - 1.5055) | ||||
| LOW2 | Standard | 34.94 - 35.04 (1.3756 - 1.3795) | ||||
| Exhaust | Standard | 41.65 - 41.75 (1.6398 - 1.6437) | ||||
| Cam base circle diameter | mm (in) | Intake | HIGH | Standard | 32.00 (1.2598) | |
| LOW1 | Standard | 31.84 (1.2535) | ||||
| LOW2 | Standard | 31.84 (1.2535) | ||||
| Exhaust | Standard | 32.00 (1.2598) | ||||
| Journal O.D. | mm (in) | Front | Standard | 37.946 - 37.963 (1.4939 - 1.4946) | ||
| Except for front | Standard | 25.946 - 25.963 (1.0215 - 1.0222) | ||||
| Oil clearance | mm (in) | Standard | 0.037 - 0.072 (0.0015 - 0.0028) | |||
| Cylinder head | Flatness | mm (in) | Standard | 0.02 (0.0008) | ||
| Inner diameter of valve lifter hole | mm (in) | 32.994 - 33.016 (1.2990 - 1.2998) | ||||
| Standard height | mm (in) | 124±0.05 (4.88±0.0020) | ||||
| Valve seat | Seating angle | 90° | ||||
| Contacting width | mm (in) | Intake | Standard | 1.0 (0.039) | ||
| Exhaust | Standard | 1.5 (0.059) | ||||
| Valve guide | Inside diameter | mm (in) | 5.500 - 5.512 (0.2165 - 0.2170) | |||
| Protrusion above head | mm (in) | 11.4 - 11.8(0.449 - 0.465) | ||||
| Valve | Head edge thickness | mm (in) | Intake | Standard | 1.0 (0.039) | |
| Exhaust | Standard | 1.2 (0.047) | ||||
| Stem outer diameter | mm (in) | Intake | 5.455 - 5.470 (0.2148 - 0.2154) | |||
| Exhaust | 5.445 - 5.460 (0.2144 - 0.2150) | |||||
| Stem oil clearance | Intake | Standard | 0.030 - 0.057 (0.0012 - 0.0022) | |||
| Exhaust | Standard | 0.040 - 0.067 (0.0016 - 0.0026) | ||||
| Overall length | mm (in) | Intake | 99.7 (3.925) | |||
| Exhaust | 105.2 (4.142) | |||||
| Outer diameter of valve lifter | mm (in) | 32.959 - 32.975 (1.2976 - 1.2982) | ||||
| Valve spring | Free length | mm (in) | Intake | Inner | 39.55 (1.5571) | |
| Outer | 41.18 (1.6213) | |||||
| Exhaust | 46.32 (1.8236) | |||||
| Squareness | Intake | Inner | 2.5°, 1.7 mm (0.067 in) | |||
| Outer | 2.5°, 1.8 mm (0.071 in) | |||||
| Exhaust | 2.5°, 2.0 mm (0.079 in) | |||||
| Cylinder block | Standard height | mm (in) | 202 (7.95) | |||
| Cylinder inner diameter | mm (in) | Standard | A | 89.205 - 89.215 (3.5120 - 3.5124) | ||
| B | 89.195 - 89.205(3.5116 - 3.5120) | |||||
| Cylindrically | mm (in) | Standard | 0.030 (0.0012) | |||
| Out-of-roundness | mm (in) | Standard | 0.010 (0.0004) | |||
| Piston clearance | mm (in) | Standard | -0.010 - 0.010 (-0.0004 - 0.0004) | |||
| Piston | Outer diameter | mm (in) | Standard | A | 89.205 - 89.215 (3.5120 - 3.5124) | |
| B | 89.195 - 89.205 (3.5116 - 3.5120) | |||||
| 0.25 (0.0098) OS | 89.445 - 89.465 (3.5215 - 3.5222) | |||||
| 0.50 (0.0197) OS | 89.695 - 89.715 (3.5313 - 3.5321) | |||||
| Inner diameter of piston pin hole | Standard | 22.000 - 22.006 (0.8661 - 0.8664) | ||||
| Piston pin | Outer diameter | mm (in) | Standard | 21.994 - 22.000 (0.8659 - 0.8661) | ||
| Standard clearance between piston and piston pin | mm (in) | Standard | 0.004 - 0.008 (0.0002 - 0.0003) | |||
| Piston ring | Ring closed gap | mm (in) | Top ring | Standard | 0.20 - 0.35 (0.0079 - 0.0138) | |
| Second ring | Standard | 0.35 - 0.50 (0.0138 - 0.0197) | ||||
| Oil ring | Standard | 0.20 - 0.60 (0.0079 - 0.0236) | ||||
| Ring groove gap | mm (in) | Top ring | Standard | 0.040 - 0.080 (0.0016 - 0.0031) | ||
| Second ring | Standard | 0.030 - 0.070 (0.0012 - 0.0028) | ||||
| Oil ring | Standard | 0.045 - 0.125 (0.0018 - 0.0049) | ||||
| Connecting rod | Side clearance of large end | mm (in) | Standard | 0.070 - 0.330 (0.0028 - 0.0130) | ||
| Bearing of large end | Oil clearance | mm (in) | Standard | 0.016 - 0.043 (0.0006 - 0.0017) | ||
| Bearing size (Thickness at center) | mm (in) | Standard | 1.490 - 1.506 (0.0587 - 0.0593) | |||
| 0.03 (0.0012) US | 1.509 - 1.513 (0.0594 - 0.0596) | |||||
| 0.05 (0.0020) US | 1.519 - 1.523 (0.0598 - 0.0600) | |||||
| 0.25 (0.0098) US | 1.619 - 1.623 (0.0637 - 0.0639) | |||||
| Bushing of small end | Clearance between piston pin and bushing | mm (in) | Standard | 0 - 0.022 (0 - 0.0009) | ||
| Crankshaft | Crank pin and crank journal | Out-of-roundness | mm (in) | 0.005 (0.0002) | ||
| Cylindrically | mm (in) | 0.006 (0.0002) | ||||
| Crank pin outer diameter | mm (in) | Standard | 51.984 - 52.000 (2.0466 - 2.0472) | |||
| 0.03 (0.0012) US | 51.954 - 51.970 (2.0454 - 2.0461) | |||||
| 0.05 (0.0020) US | 51.934 - 51.950 (2.0446 - 2.0453) | |||||
| 0.25 (0.0098) US | 51.734 - 51.750 (2.0368 - 2.0374) | |||||
| Crank journal outer diameter | mm (in) | #1, #3, #5, #7 | Standard | 63.992 - 64.008 (2.5194 - 2.5200) | ||
| 0.03 (0.0012) US | 63.962 - 63.978 (2.5182 - 2.5188) | |||||
| 0.05 (0.0020) US | 63.942 - 63.958 (2.5174 - 2.5180) | |||||
| 0.25 (0.0098) US | 63.742 - 63.758 (2.5095 - 2.5102) | |||||
| #2, #4, #6 | Standard | 63.992 - 64.008 (2.5194 - 2.5200) | ||||
| 0.03 (0.0012) US | 63.962 - 63.978 (2.5182 - 2.5188) | |||||
| 0.05 (0.0020) US | 63.942 - 63.958 (2.5174 - 2.5180) | |||||
| 0.25 (0.0098) US | 63.742 - 63.758 (2.5095 - 2.5102) | |||||
| Thrust clearance | mm (in) | Standard | 0.030 - 0.115 (0.0012 - 0.0045) | |||
| Oil clearance | mm (in) | Standard | 0.010 - 0.030 (0.0004 - 0.0012) | |||
| Main bearing | Bearing size (Thickness at center) | mm (in) | #1, #3, #5, #7 | Standard | 1.992 - 2.005 (0.0784 - 0.0789) | |
| 0.03 (0.0012) US | 2.011 - 2.014 (0.0792 - 0.0793) | |||||
| 0.05 (0.0020) US | 2.021 - 2.024 (0.0796 - 0.0797) | |||||
| 0.25 (0.0098) US | 2.121 - 2.124 (0.0835 - 0.0836) | |||||
| #2, #4, #6 | Standard | 1.996 - 2.009 (0.0786 - 0.0791) | ||||
| 0.03 (0.0012) US | 2.015 - 2.018 (0.0793 - 0.0794) | |||||
| 0.05 (0.0020) US | 2.025 - 2.028 (0.0797 - 0.0798) | |||||
| 0.25 (0.0098) US | 2.125 - 2.128 (0.0837 - 0.0838) | |||||
| OL : Oversize US: undersize | ||||||