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 MANUALSMAZDA1999PROTEGE LX L4-1.6L DOHCREPAIR AND DIAGNOSISSPECIFICATIONSMECHANICAL SPECIFICATIONSENGINECYLINDER HEAD ASSEMBLYVALVE SPRING
1999 Mazda Protege LX L4-1.6L DOHC
Valve Spring
1999 Mazda Protege LX L4-1.6L DOHCSECTION Valve Spring
| Valve Spring Height | IN | 36.5 Millimeter (mm) | |
| EX | 36.5 Millimeter (mm) | ||
| Pressing Force | IN | 126.4 - 142.9 Newton (N) | |
| EX | 126.4 - 142.9 Newton (N) | ||
| Out-Of-Square | IN | Maximum | 1.53 Millimeter (mm) |
| EX | Maximum | 1.53 Millimeter (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.