Engine Valves, Engine Valve Guides And Engine Valve Springs
WARNING: This page is about a different car, the 2005 Jeep Liberty. However, it is still accessible from the selected car via links, so may be relevant.
ENGINE VALVES
| DESCRIPTION | SPECIFICATION | |
| Metric | Standard | |
| Face Angle-Intake | 45° 25'-55° 35' mm | - |
| Face Angle-Exhaust | 45° 25'-45° 35' mm | - |
| Intake Valve Opens | 15.6° +/- 2° A.T.D.C. | - |
| Intake Valve Closes | 64.4° +/- 2° A.B.D.C. | - |
| Exhaust Valve Opens | 66° +/- 2° B.B.D.C. | - |
| Exhaust Valve Closes | 32° +/- 2° A.T.D.C. | - |
| Head Diameter-Intake | 32.30-32.50 mm | 1.271-1.279 in. |
| Head Diameter-Exhaust | 30.80-31.00 mm | 1.212-1.220 in. |
| Stem Diameter-Intake | 5.952-5.970 mm | 0.234-0.235 in. |
| Stem Diameter-Exhaust | 5.942-5.960 mm | 0.233-0.234 in. |
| Clearance in Guide-Intake | 0.030-0.060 mm | 0.001-0.002 in. |
| Clearance in Guide-Exhaust | 0.040-0.070 mm | 0.001-0.002 in. |
ENGINE VALVE GUIDES
| DESCRIPTION | SPECIFICATION | |
| Metric | Standard | |
| Inside Diameter | 6.00-6.012 mm | 0.2362-0.2366 in. |
| Fitted Height-Intake | 14.5-15.0 mm | 0.570-0.590 in. |
| Fitted Height-Exhaust | 16.5-17.0 mm | 0.649-0.669 in. |
ENGINE VALVE SPRINGS
| DESCRIPTION | SPECIFICATION | |
| Metric | Standard | |
| Free Length | 45.26 mm | 1.781 in. |
| Fitted Length | 38.0 mm | 1.496 in. |
| Load at Fitted Length | 182 +/- 5-10% Kg | - |
| Load at Top of Lift | 395 +/- 5% Kg | - |
| Number of Coils | 8 | - |