Operation CHARM
: Car repair manuals for everyone.
Hosted by
mcallihan.com
Home
>>
Chevy Truck
>>
1990
>>
Suburban 1/2 Ton 2WD V8-454 7.4L
>>
Repair and Diagnosis
>>
Specifications
>>
Mechanical Specifications
>>
Engine
>>
Cylinder Head Assembly
>>
Valve Guide
Valve Guide
Inside Diameter
Inside Diameter Standard
0.374-0.375 Inch (in)