2.4L ENGINE
| DESCRIPTION |
SPECIFICATION |
|
| Metric |
Standard |
|
| Type |
In-Line OHV, DOHC |
|
| Number of Cylinders |
4 |
|
| Firing Order |
1-3-4-2 |
|
| Compression Ratio |
10.5:1 |
|
| Max. Variation Between Cylinders |
25% |
|
| Displacement |
2.4 Liters |
146.5 cu. in. |
| Bore |
88 mm |
3.465 in. |
| Stroke |
97 mm |
3.819 in. |
| Compression Pressure |
1172-1551 kPa |
170-225 psi |
| DESCRIPTION |
SPECIFICATION |
|
| Metric |
Standard |
|
| Material |
Cast Aluminum |
|
| Cylinder Bore Diameter |
||
| A |
88.000 < 88.010 |
3.4645 < 3.4649 in. |
| B |
88.010 < 88.020 |
3.4649 < 3.4653 in. |
| C |
88.020 - 88.030 |
3.4653 - 3.4657 in. |
| Cylinder Bore Diameter Out-of-Round (Max.) |
0.020 mm |
0.0008 in. |
| Cylinder Bore Diameter Taper (Max.) |
0.028 mm |
0.001 in. |
| Main Bearing Bore Diameter |
||
| 1 |
56.000 < 56.006 mm |
2.2047 < 2.2049 in. |
| 2 |
56.006 < 56.012 mm |
2.2049 < 2.2051 in. |
| 3 |
56.012 - 56.018 mm |
2.2051 - 2.2054 in. |
| Main Bearing Bore Diameter Taper (Max.) |
0.0082 mm |
0.0003 in. |
| DESCRIPTION |
SPECIFICATION |
|
| Metric |
Standard |
|
| Piston Diameter |
||
| A |
87.995 - 88.015 mm |
3.4644 - 3.4652 in. |
| B |
88.005 - 88.025 mm |
3.4648 - 3.4656 in. |
| C |
88.015 - 88.035 mm |
3.4652 - 3.4659 in. |
| Clearance to Bore |
(-0.015) - 0.015 mm |
(0.0006) - 0.0006 in. |
| Weight |
302 - 312 grams |
10.65 - 11.00 oz. |
| Land Clearance (Diametrical) |
0.60 - 0.73 mm |
0.0236 - 0.0287 in. |
| Piston Length |
51.5 mm |
2.028 in. |
| Piston Ring Groove Depth No. 1 |
3.51 - 3.68 mm |
0.1382-0.0256 in. |
| Piston Ring Groove Depth No. 2 |
4.05 - 4.25 mm |
0.1594 - 0.1673 in. |
| Piston Ring Groove Depth No. 3 |
2.70 - 2.90 mm |
0.1063 - 0.1142 in. |
| DESCRIPTION |
SPECIFICATION |
|
| Metric |
Standard |
|
| Ring Gap-Top Compression Ring |
0.15 - 0.30 mm |
0.0059 - 0.0118 in. |
| Wear Limit |
0.8 mm |
0.031 in. |
| Ring Gap-2nd Compression Ring |
0.30 - 0.45 mm |
0.0118 - 0.0177 in. |
| Wear Limit |
0.8 mm |
0.031 in. |
| Ring Gap-Oil Control Steel Rails |
0.20 - 0.70 mm |
0.0079 - 0.0276 in. |
| Wear Limit |
1.0 mm |
0.039 in. |
| Ring Side Clearance-Compression Rings |
0.03 - 0.07 mm |
0.1182 - 0.0028 in. |
| Wear Limit |
0.10 mm |
0.004 in. |
| Ring Side Clearance-Oil Ring Pack |
0.06 - 0.15 mm |
0.0024 - 0.0059 in. |
| Ring Width-Top Compression Ring |
2.95 - 3.25 mm |
0.1161 - 0.1280 in. |
| Ring Width-2nd Compression Ring |
3.45 - 3.75 mm |
0.1358 - 0.1476 in. |
| Ring Width-Oil Ring Pack |
2.30 - 2.60 mm |
0.0906 - 0.1024 in. |
| Ring Thickness-Top Compression Ring |
1.17 - 1.19 mm |
0.0461 - 0.0469 in. |
| Ring Thickness-2nd Compression Ring |
1.17 - 1.19 mm |
0.0461 - 0.0469 in. |
| Ring Thickness-Oil Ring Pack |
1.88 - 1.95 mm |
0.0740 - 0.0768 in. |
| DESCRIPTION |
SPECIFICATION |
|
| Metric |
Standard |
|
| Bearing Clearance |
0.032 - 0.060 mm |
0.0012 - 0.0023 in. |
| Wear Limit |
0.070 mm |
0.0027 in. |
| Bore Diameter-Piston Pin |
20.974 - 20.985 mm |
0.8257 - 0.8261 in. |
| Bore Diameter-Crankshaft End |
51 - 51.015 mm |
2.0078 - 2.0084 in. |
| Side Clearance |
0.1 - 0.25 mm |
0.0039 - 0.00098 in. |
| Wear Limit |
0.27 mm |
0.0106 in. |
| Weight-Total (Less Bearing) |
484 grams |
17.07 oz. |
| DESCRIPTION |
SPECIFICATION |
|
| Metric |
Standard |
|
| Connecting Rod Journal Diameter |
||
| Journal Grade |
||
| 1 |
47.966 - 47.972 mm |
1.8884 - 1.8886 in. |
| 2 |
47.960 - 47.966 mm |
1.8884 - 1.8881 in. |
| 3 |
47.954 - 47.960 mm |
1.8879 - 1.8881 in. |
| Rod Journal- Taper (Max) |
0.005 mm |
0.0001 in. |
| Main Bearing Journal Diameter |
||
| Journal Grade |
||
| 0 |
51.985 - 51.988 mm |
2.0466 - 2.0467 in. |
| 1 |
51.982 - 51.985 mm |
2.0465 - 2.0466 in. |
| 2 |
51.979 - 51.982 mm |
2.0464 - 2.0465 in. |
| 3 |
51.976 - 51.979 mm |
2.0462 - 2.0464 in. |
| 4 |
51.973 - 51.976 mm |
2.0461 - 2.0462 in. |
| Journal Out-of-Round (Max.) |
0.005 mm |
0.0001 in. |
| Journal Taper (Max.) |
0.006 mm |
0.0002 in. |
| End Play |
0.05 - 0.25 mm |
0.0019 - 0.0098 in. |
| Wear Limit |
0.30 mm |
0.0118 in. |
| Main Bearing Diametrical Clearance |
0.028 - 0.048 mm |
0.0011 - 0.0018 in. |
| Main Bearing Diametrical Clearance (Max) |
0.058 mm |
0.0022 in. |
| DESCRIPTION |
SPECIFICATION |
|
| Metric |
Standard |
|
| Front Cam Bearing Bore |
||
| Intake |
30.000 - 30.021 mm |
1.1810 - 1.1819 in. |
| Exhaust |
40.000 - 40.024 mm |
1.5747 - 1.5756 in. |
| Cam Bearing Bore No. 1-4 |
24.000 - 24.021 mm |
0.9448 - 0.9457 in. |
| DESCRIPTION |
SPECIFICATION |
|
| Metric |
Standard |
|
| Front Cam Journal Diameter |
||
| Intake Cam |
31.984 - 32.000 mm |
1.2592 - 1.2598 in. |
| Exhaust Cam |
35.984 - 36.000 mm |
1.4166 - 1.4173 in. |
| Cam Journal Diameter No. 1-4 |
23.954 - 23.970 mm |
0.943 - 0.944 in. |
| Bearing Clearance - Diametrical |
||
| Front Exhaust Journal |
0.019-0.051 mm |
0.0007-0.0020 in. |
| All Others |
0.020 - 0.067 mm |
0.0008 - 0.0026 in. |
| End Play |
0.11 - 0.25 mm |
0.004 - 0.009 in. |
| Max Lift @ 0.2mm (0.007 in.) lash |
||
| Intake |
9.2 mm |
(0.362 in.) |
| Max Lift @ 0.28mm (0.011 in.) lash |
||
| Exhaust |
8.42 mm |
(0.331 mm) |
| Intake Valve Timing w/ VVT in lock-pin position* |
||
| Closes (ABDC) |
49.3° |
|
| Opens (ATDC) |
10.3° |
|
| Duration |
219° |
|
| Exhaust Valve Timing w/ VVT in lock-pin position* |
||
| Closes (BTDC) |
8.45° |
|
| Opens (BBDC) |
45° |
|
| Duration |
216.55° |
|
| Valve Overlap @ 0.5mm (0.019 in.) w/ VVT in lock-pin position |
18.75° |
|
| * All reading in crankshaft degrees at 0.5 mm (0.019 in.) valve lift. |
||
| DESCRIPTION |
SPECIFICATION |
|
| Metric |
Standard |
|
| Material |
Cast Aluminum - Heat treated |
|
| Gasket Thickness (Compressed) |
0.54 mm |
0.021 in. |
| DESCRIPTION |
SPECIFICATION |
|
| Metric |
Standard |
|
| Angle |
44.75° - 45.10° |
|
| Seat Outer Diameter - Intake |
34.45 - 34.61 mm |
1.3562 - 1.3625 in. |
| Seat Outer Diameter - Exhaust |
28.04 - 28.20 mm |
1.1039 - 1.1102 in. |
| Runout (Max.) |
0.05 mm |
0.002 in. |
| Valve Seat Width |
||
| Intake |
1.16 - 1.46 mm |
0.0456 - 0.0574 in. |
| Exhaust |
1.35 - 1.65 mm |
0.0531 - 0.0649 in. |
| Service Limit - Intake |
2.0 mm |
0.079 in. |
| Service Limit - Exhaust |
2.5 mm |
0.098 in. |
| DESCRIPTION |
SPECIFICATION |
|
| Metric |
Standard |
|
| Diameter I.D. |
5.500 - 5.512 mm |
0.2165 - 0.2170 in. |
| Guide Bore Diameter |
10.983 - 11.001 mm |
0.432 - 0.4331 in. |
| Guide Height (spring seat to guide tip) |
14.6 - 15.2 mm |
0.5748 - 0.5984 in. |
| DESCRIPTION |
SPECIFICATION |
|
| Metric |
Standard |
|
| Face Angle - Intake and Exhaust |
45.25° - 45.75° |
|
| Head Diameter - Intake |
34.9 - 35.1 mm |
1.374 -1.3818 in. |
| Head Diameter - Exhaust |
28.9 - 29.1 mm |
1.1377 - 1.1456 in. |
| Valve Lash |
||
| Intake |
0.17 - 0.23 mm |
0.006 - 0.009 in. |
| Exhaust |
0.27 - 0.33 mm |
0.010 - 0.012 in. |
| Valve Length (Overall) |
||
| Intake |
113.18 mm |
4.455 in. |
| Exhaust |
105.887 mm |
4.168 in. |
| Valve Stem Diameter |
||
| Intake |
5.465 - 5.480 mm |
0.2151 - 0.2157 in. |
| Exhaust |
5.458 - 5.470 mm |
0.2148 - 0.2153 in. |
| DESCRIPTION |
SPECIFICATION |
|
| Metric |
Standard |
|
| Intake |
0.672 mm |
0.0264 in. |
| Exhaust |
0.744 mm |
0.02929 in. |
| DESCRIPTION |
SPECIFICATION |
|
| Metric |
Standard |
|
| Intake |
48.04 mm |
1.891 in. |
| Exhaust |
47.99 mm |
1.889 in. |
| DESCRIPTION |
SPECIFICATION |
|
| Metric |
Standard |
|
| Intake |
0.048 - 0.066 mm |
0.0018 - 0.0025 in. |
| Max. Allowable |
0.076 mm |
0.003 in. |
| Service Limit |
0.25 mm |
0.010 in. |
| Exhaust |
0.0736 - 0.094 mm |
0.0029 - 0.0037 in. |
| Max. Allowable |
0.101 mm |
0.004 in. |
| Service Limit |
0.25 mm |
0.010 in. |
| DESCRIPTION |
SPECIFICATION |
|
| Metric |
Standard |
|
| Free Length (Approx.) |
47.0 mm |
1.850 in. |
| Nominal Force (Valve Closed) |
179.5 N ± 9 @ 35.0 mm |
40.35 lbs. @ 2.023 in. |
| Nominal Force (Valve Open) |
364.8 N ± 17 N @ 29.25 mm |
82.01 lbs. ± 3.82 lbs. @ 1.152 in. |
| Installed Height |
35.00 mm |
1.378 in. |
| Number of Coils |
8.5 ± 0.1 |
|
| Wire Diameter |
2.90 mm ± 0.03 |
0.114 in ± 0.001 in. |
| DESCRIPTION |
SPECIFICATION |
|
| Metric |
Standard |
|
| At Curb Idle Speed* |
25 kPa |
4 psi min. |
| At 3000 rpm |
170 - 550 kPa |
25 - 80 psi |
CAUTION: *If pressure is ZERO at curb idle, DO NOT run engine at 3000 rpm. |
||