Section 2 (Mechanical (H6DO)): General Description: Specification
WARNING: This page is about a different variant/trim than selected.
| Engine | Model | 3.6 L | |||
| 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) | 92 x 91 (3.622 x 3.583) | |||
| Displacement | cm3 (cu in) | 3, 630 (221.5) | |||
| Compression ratio | 10.5 | ||||
| Compression (350 RPM and fully open throttle) | kPa (kgf/cm2 , psi) | Standard | 1, 275 - 1, 471 (13.0 - 15.0, 185 - 213) | ||
| Number of piston rings | Pressure ring: 2, Oil ring: 1 | ||||
| Intake valve timing | Open | Max. retard | ATDC 10° | ||
| Min. advance | BTDC 40° | ||||
| Close | Max. retard | ABDC 74° | |||
| Min. advance | ABDC 24° | ||||
| Exhaust valve timing | Open | Max. retard | BBDC 4° | ||
| Min. advance | BBDC 44° | ||||
| Close | Max. retard | ATDC 44° | |||
| Min. advance | ATDC 4° | ||||
| Valve clearance | mm (in) | Intake | 0.20+0.04-0.06 (0.0079+0.0016-0.0024 ) | ||
| Exhaust | 0.35±0.05 (0.0138±0.0020) | ||||
| Idle speed ["P" or "N" range] | RPM | No load | Standard | 700±100 | |
| A/C ON | Standard | 700 - 910±100 | |||
| Ignition order | 1 → 6 → 3 → 2 → 5 → 4 | ||||
| Ignition timing | BTDC/RPM | Standard | 15°±8°/700 | ||
NOTE:
OS: Oversize
US: Undersize
US: Undersize
| Camshaft | Bending limit | mm (in) | 0.020 (0.00079) | |||
| Cam lobe height | mm (in) | Intake | Standard | 45.90 - 46.00 (1.8071 - 1.8110) | ||
| Exhaust | Standard | 44.65 - 44.75 (1.7579 - 1.7618) | ||||
| Cam base circle diameter | mm (in) | Intake | Standard | 36.00 (1.4173) | ||
| Exhaust | Standard | 36.00 (1.4173) | ||||
| 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) | |||
| Thrust clearance | mm (in) | Intake | Standard | 0.075 - 0.135 (0.0030 - 0.0053) | ||
| Exhaust | Standard | 0.075 - 0.135 (0.0030 - 0.0053) | ||||
| Cylinder head | Warping limit (Mating surface with cylinder block) | mm (in) | 0.020 (0.0008) | |||
| Standard height | mm (in) | 124±0.05 (4.88±0.0020) | ||||
| Valve seat | Seating angle between valve and valve seat | 90° | ||||
| Contacting width between valve and valve seat | mm (in) | Intake | Standard | 1.0 (0.039) | ||
| Exhaust | Standard | 1.5 (0.059) | ||||
| Valve guide | Clearance between the valve guide and valve stem | mm (in) | Intake | Standard | 0.030 - 0.057 (0.0012 - 0.0022) | |
| Exhaust | Standard | 0.040 - 0.067 (0.0016 - 0.0026) | ||||
| Inside diameter | mm (in) | 5.500 - 5.512 (0.2165 - 0.2170) | ||||
| Valve stem outer diameters | mm (in) | Intake | 5.455 - 5.470 (0.2148 - 0.2154) | |||
| Exhaust | 5.445 - 5.460 (0.2144 - 0.2150) | |||||
| Valve guide protrusion amount | Intake | mm (in) | 8.6 - 9.0 (0.3386 - 0.3543) | |||
| Exhaust | mm (in) | 10.7 - 11.1 (0.4213 - 0.4370) | ||||
| Valve | Head edge thickness | mm (in) | Intake | Standard | 1.0 (0.039) | |
| Exhaust | Standard | 1.2 (0.047) | ||||
| Overall length | mm (in) | Intake | 103.5 (4.075) | |||
| Exhaust | 103.2 (4.063) | |||||
| Valve spring | Free length | mm (in) | Intake | 49.06 (1.9315) | ||
| Exhaust | 49.06 (1.9315) | |||||
| Tension/spring height | N (kgf, lb)/mm (in) | Set | 182 - 210 (18.6 - 21.4, 40.9 - 47.2) / 31.0 (1.220) | |||
| Lift | 316 - 350 (32.2 - 35.7, 71.0 - 78.7) / 21.0 (0.827) | |||||
| Squareness | 2.5°, 2.1 mm (0.083 in) | |||||
| Valve lifter | Outer diameter | mm (in) | Standard | 32.959 - 32.975 (1.2976 - 1.2982) | ||
| Valve lifter mating surface inner diameter | mm (in) | Standard | 32.994 - 33.016 (1.2990 - 1.2998) | |||
| Valve lifter and valve lifter mating surface clearance | mm (in) | Standard | 0.019 - 0.057 (0.0007 - 0.0022) | |||
| Cylinder block | Warping limit (Mating surface with cylinder head) | mm (in) | 0.020 (0.0008) | |||
| Standard height | mm (in) | 202 (7.95) | ||||
| Cylindricality | mm (in) | Standard | 0.030 (0.0012) | |||
| Out-of-roundness | mm (in) | Standard | 0.010 (0.0004) | |||
| Clearance between cylinder and piston at 20°C (68°F) | mm (in) | Standard | -0.010 - 0.010 (-0.0004 - 0.0004) | |||
| Cylinder inner diameter boring limit (diameter) | mm (in) | 92.515 (3.6717) | ||||
| Piston | Piston grade point | mm (in) | 37.3 (1.4685) | |||
| Outer diameter | mm (in) | Standard | A | 92.005 - 92.015 (3.6222 - 3.6226) | ||
| B | 91.995 - 92.005 (3.6218 - 3.6222) | |||||
| 0.25 (0.0098) OS | 92.245 - 92.265 (3.6317 - 3.6325) | |||||
| 0.50 (0.0197) OS | 92.495 - 92.515 (3.6415 - 3.6423) | |||||
| Inner diameter of piston pin hole | mm (in) | Standard | 22.000 - 22.006 (0.8661 - 0.8664) | |||
| Piston pin | Degree of fit | Piston pin must be fitted into position with thumb at 20°C (68°F). | ||||
| Outer diameter | mm (in) | Standard | 21.994 - 22.000 (0.8659 - 0.8661) | |||
| Clearance between piston and piston pin | mm (in) | Standard | 0.004 - 0.008 (0.0002 - 0.0003) | |||
| Piston ring | Piston ring gap | mm (in) | Top ring | Standard | 0.20 - 0.25 (0.0079 - 0.0098) | |
| Second ring | Standard | 0.40 - 0.50 (0.0157 - 0.0197) | ||||
| Oil ring | Standard | 0.20 - 0.50 (0.0079 - 0.0197) | ||||
| Clearance between piston ring and piston ring groove | 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 | 0.065 - 0.165 (0.0026 - 0.0065) | ||||
| Connecting rod and connecting rod bearing | Bend or twist per 100 mm (3.94 in) in length | mm (in) | Limit | 0.10 (0.0039 in) | ||
| Thrust clearance | mm (in) | Standard | 0.070 - 0.330 (0.0028 - 0.0130) | |||
| Oil clearance | mm (in) | Standard | 0.016 - 0.043 (0.0006 - 0.0017) | |||
| Bearing size (Thickness at center) | mm (in) | Standard | 1.489 - 1.505 (0.0586 - 0.0593) | |||
| 0.03 (0.0012) US | 1.507 - 1.515 (0.0593 - 0.0596) | |||||
| 0.05 (0.0020) US | 1.517 - 1.525 (0.0597 - 0.0600) | |||||
| 0.25 (0.0098) US | 1.617 - 1.625 (0.0637 - 0.0640) | |||||
| Bushing of small end | Clearance between piston pin and bushing | mm (in) | Standard | 0 - 0.022 (0 - 0.0009) | ||
| Crankshaft and crankshaft bearing | Bending limit | mm (in) | 0.035 (0.0014) | |||
| Crank pin | Out-of-roundness | mm (in) | Standard | 0.005 (0.0002) | ||
| Cylindricality | mm (in) | Standard | 0.006 (0.0002) | |||
| Grinding limit | mm (in) | 51.734 (2.0368) | ||||
| Crank journal | Out-of-roundness | mm (in) | Standard | 0.005 (0.0002) | ||
| Cylindricality | mm (in) | Standard | 0.006 (0.0002) | |||
| Grinding limit | mm (in) | 63.742 (2.5095) | ||||
| Crank pin outer diameter | mm (in) | Standard | 51.976 - 52.000 (2.0463 - 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 - 64.016 (2.5194 - 2.5203) | ||
| 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 - 64.016 (2.5194 - 2.5203) | ||||
| 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) | |||||
| Bearing size (Thickness at center) | mm (in) | #1, #3, #5 | Standard | 1.996 - 2.013 (0.0786 - 0.0793) | ||
| 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 - 2.013 (0.0786 - 0.0793) | ||||
| 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) | |||||
| #7 | Standard | 1.992 - 2.009 (0.0784 - 0.0791) | ||||
| 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) | |||||
| 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) | |||