Engine Valves & Valve Springs Specifications
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 1996 Ford Pickup, 1996 Ford Econoline, 1996 Ford Club Wagon, 1996 Ford Cab & Chassis, and 1995 Ford Pickup. However, it is still accessible from the selected car via links, so may be relevant.
VALVES & VALVE SPRINGS
| Application | In. (mm) | |||
|---|---|---|---|---|
| Collapsed Lifter Clearance | ||||
| Desired | .125-.175 (3.18-4.45) | |||
| Allowable | .100-.200 (2.54-5.08) | |||
| Face Angle | 45° | |||
| Face Runout | .002 (.05) | |||
| Head Diameter | ||||
| Intake Valve | 1.769-1.793 (44.93-45.54) | |||
| Exhaust Valve | 1.548-1.572 (39.32-39.93) | |||
| Minimum Margin | .031 (.79) | |||
| Stem Diameter | ||||
| Standard | .3415-.3423 (8.677-8.694) | |||
| .015" Oversize | .3565-.3573 (9.058-9.075) | |||
| .030" Oversize | .3715-.3723 (9.439-9.456) | |||
| Valve Springs | ||||
| Free Length | ||||
| Intake | 1.96 (49.78) | |||
| Exhaust | 1.78 (45.21) | |||
| Installed Height | ||||
| Intake | 1.61-1.67 (40.89-42.42) | |||
| Exhaust | 1.44-1.50 (36.58-38.10) | |||
| Out-Of-Square | .078 (1.98) | |||
| Pressure Lbs. @ In. (Kg @ mm) | ||||
| Valve Closed | ||||
| Intake | 66-74 @ 1.640 (30-34 @ 41.65) | |||
| Exhaust | 66-74 @ 1.470 (30-34 @ 37.34) | |||
| Valve Open | ||||
| Intake | 166-184 @ 1.240 (75-83 @ 31.50) | |||
| Exhaust | 166-184 @ 1.070 (75-83 @ 27.18) | |||