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 MANUALSHONDA2000ACCORD EX SEDAN L4-2254CC 2.3L SOHC (VTEC) MFIREPAIR AND DIAGNOSISSPECIFICATIONSMECHANICAL SPECIFICATIONSENGINECYLINDER HEAD ASSEMBLYVALVE, INTAKE/EXHAUSTSERVICE SPECIFICATIONS
2000 Honda Accord EX Sedan L4-2254cc 2.3L SOHC (VTEC) MFI
Service Specifications
2000 Honda Accord EX Sedan L4-2254cc 2.3L SOHC (VTEC) MFISECTION Service Specifications
Valves
Stem O.D.
Intake
Standard or New 5.485 - 5.495 mm (0.2159 - 0.2163 inch)
Limit 5.455 mm (0.2148 inch)
Exhaust
Standard or New 5.450 - 5.460 mm (0.2146 - 0.2150 inch)
Limit 5.420 mm (0.2134 inch)
Stem-to-guide clearance
Intake
Standard or New 0.020 - 0.045 mm (0.0008 - 0.0018 inch)
Limit 0.08 mm (0.003 inch)
Exhaust
Standard or New 0.055 - 0.080 mm (0.0022 - 0.0031 inch)
Limit 0.12 mm (0.005 inch)
Stem O.D.
Intake
Standard or New 5.485 - 5.495 mm (0.2159 - 0.2163 inch)
Limit 5.455 mm (0.2148 inch)
Exhaust
Standard or New 5.450 - 5.460 mm (0.2146 - 0.2150 inch)
Limit 5.420 mm (0.2134 inch)
Stem-to-guide clearance
Intake
Standard or New 0.020 - 0.045 mm (0.0008 - 0.0018 inch)
Limit 0.08 mm (0.003 inch)
Exhaust
Standard or New 0.055 - 0.080 mm (0.0022 - 0.0031 inch)
Limit 0.12 mm (0.005 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.