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 MANUALSCHEVROLET1986C 10 P/U 2WD V8-350 5.7LREPAIR AND DIAGNOSISSPECIFICATIONSMECHANICAL SPECIFICATIONSBRAKE DRUM
1986 Chevrolet C 10 P/U 2WD V8-350 5.7L
Brake Drum
1986 Chevrolet C 10 P/U 2WD V8-350 5.7LSECTION Brake Drum
Drum Diameter
| Original Size | 11.0 | 11.15 | 12.0 | 13.0 |
| Maximum Refinish | 11.06 | 11.21 | 12.06 | 13.06 |
| Discard | 11.09 | 11.24 | 12.09 | 13.09 |
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.