Crown Victoria V8-4.6L CNG SOHC VIN 9 (1999)
Valve Spring: Specifications
Valve Springs-Compression Pressure
Intake
633.3-701.3 N at 28.02 mm
Exhaust
633.3-701.3 N at 28.02 mm
Valve Spring-Free Length
Intake
50.2 mm
Exhaust
50.2 mm
Valve Springs-Installed Height
39.7-40.3 mm
Valve Springs-installed Pressure
Intake
272.1-306.1 N at 40.0 mm
Exhaust
272.1-306.1 N at 40.0 mm
Valve Springs-Installed Pressure
Service Limit
3%Pressure Loss N at 28.02 mm
Valve Springs-Installed Pressure
Out Of Square Limit 2.5 deg
