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 MANUALSACURA1998CL V6-3.0L SOHC (VTEC)REPAIR AND DIAGNOSISSPECIFICATIONSMECHANICAL SPECIFICATIONSENGINECYLINDER HEAD ASSEMBLYSYSTEM SPECIFICATIONSSERVICE SPECIFICATIONS
1998 Acura CL V6-3.0L SOHC (VTEC)
Service Specifications
1998 Acura CL V6-3.0L SOHC (VTEC)SECTION Service Specifications
Cylinder Head Height:
Standard (New) 120.95 - 121.05 mm (4.762 - 4.766 inch)
Cylinder Head Warpage:
- If warpage is less than 0.05 mm (0.002 in) cylinder head resurfacing is not required.
- If warpage is between 0.05 mm (0.002 in) and 0.2 mm (0.008 in), resurface the cylinder head.
- Maximum resurface limit is 0.2 mm (0.008 in) based on a height of 121 mm (4.76 in)
Valve Seat Width:
Standard (new) 1.25 - 1.55 mm (0.049 - 0.061 inch)
Service Limit 2.00 mm (0.079 inch)
Standard (New) 120.95 - 121.05 mm (4.762 - 4.766 inch)
Cylinder Head Warpage:
- If warpage is less than 0.05 mm (0.002 in) cylinder head resurfacing is not required.
- If warpage is between 0.05 mm (0.002 in) and 0.2 mm (0.008 in), resurface the cylinder head.
- Maximum resurface limit is 0.2 mm (0.008 in) based on a height of 121 mm (4.76 in)
Valve Seat Width:
Standard (new) 1.25 - 1.55 mm (0.049 - 0.061 inch)
Service Limit 2.00 mm (0.079 inch)
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.