Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET1994C3500 HD 6.5 F, STANDARDREPAIR AND DIAGNOSISENGINE MECHANICALMECHANICAL5.7L V8 - VIN [K]ENGINE SPECIFICATIONSCYLINDER HEAD SPECIFICATIONS
1994 Chevrolet C3500 HD 6.5 F, Standard
Cylinder Head Specifications
1994 Chevrolet C3500 HD 6.5 F, StandardSECTION Cylinder Head Specifications
CYLINDER HEAD SPECIFICATIONS
| Application | Specification | ||
|---|---|---|---|
| Valve Seats | |||
| Intake Valve | |||
| Seat Angle | 46° | ||
| Seat Width | .031-.063" (.79-1.60 mm) | ||
| Maximum Seat Runout | .002" (.05 mm) | ||
| Exhaust Valve | |||
| Seat Angle | 46° | ||
| Seat Width | .063-.094" (1.60-2.39 mm) | ||
| Maximum Seat Runout | .002" (.05 mm) | ||
| Valve Guide Oil Clearance | .001-.003" (.03-.08 mm) | ||
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.