Operation CHARM
: Car repair manuals for everyone.
Home
>>
GMC Truck
>>
1991
>>
C 3500 Truck 2WD V8-454 7.4L
>>
Repair and Diagnosis
>>
Specifications
>>
Mechanical Specifications
>>
Engine
>>
Cylinder Head Assembly
>>
Valve Spring
>>
Spring Dimension
Spring Dimension
Free Length
2.12 Inch (in)
Out Of Square Limit
0.062 Inch (in)
Installed Height
1.766-1.828 Inch (in)