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 MANUALSMAZDA2001626 ES V6-2.5L DOHCREPAIR AND DIAGNOSISSPECIFICATIONSMECHANICAL SPECIFICATIONSENGINESYSTEM SPECIFICATIONSGENERAL ENGINE SPECIFICATIONSCAMSHAFT
2001 Mazda 626 ES V6-2.5L DOHC
Camshaft
2001 Mazda 626 ES V6-2.5L DOHCSECTION Camshaft
SPECIFICATIONS
Camshaft
Camshaft Runout 0.02 (0.0008 inch) max.]
Lobe Height
IN:
Standard 42.841 mm (1.6867 inch)
Maximum 42.841 mm (1.6867 inch)
EX:
Standard 43.372 mm (1.7076 inch)
Maximum 43.172 mm (1.6997 inch)
Journal Diameter
RH Cylinder
IN:
No. 1 29.975 - 29.995 mm (1.1802 - 1.1809 inch)
No.2, 3, 4 25.910 - 25.930 mm (1.0201 - 1.0208 inch)
No. 5 25.940 - 25.960 mm (1.0213 - 1.0220 inch)
EX:
No. 1 25,490 - 25.960 mm (1.0213 - 1.0220 inch)
No. 2, 3, 4 25.910 - 25.930 mm (1.0201 - 1.0208 inch)
No. 5 25.940 - 25.960 mm (1.0213 - 1.0220 inch)
LH Cylinder
IN:
1 25,490 - 25.960 mm (1.0213 - 1.0220 inch)
No. 2, 3, 4 25.910 - 25.930 mm (1.0201 - 1.0208 inch)
No. 5 25.940 - 25.960 mm (1.0213 - 1.0220 inch)
EX:
No. 1 29.975 - 29.995 mm (1.1802 - 1.1809 inch)
No.2, 3, 4 25.910 - 25.930 mm (1.0201 - 1.0208 inch)
No. 5 25.940 - 25.960 mm (1.0213 - 1.0220 inch)
Out-Of-Round 0.02 mm (0.0008 inch)
Camshaft Journal Oil Clearance
RH Cylinder Head
IN:
No. 1 0.040 - 0.081 mm (0.0016 - 0.0031 inch)
No. 2, 3, 4 0.070 - 0.111 mm (0.0028 - 0.0043 inch)
No. 5 0.040 - 0.081 mm (0.0016 - 0.0031 inch)
LH Cylinder Head
No. 1 0.040 - 0.081 mm (0.0016 - 0.0031 inch)
No. 2, 3, 4 0.070 - 0.111 mm (0.0028 - 0.0043 inch)
No. 5 0.040 - 0.081 mm (0.0016 - 0.0031 inch)
Maximum
No. 1 0.12 mm (0.0047 inch)
No. 2, 3, 4 0.15 mm (0.0059 inch)
No. 5 0.12 mm (0.0047 inch)
Camshaft End Play
Standard 0.05 - 0.10 mm (0.0020 - 0.0039 inch)
Maximum 0.14 mm (0.0055 inch)
Camshaft
Camshaft Runout 0.02 (0.0008 inch) max.]
Lobe Height
IN:
Standard 42.841 mm (1.6867 inch)
Maximum 42.841 mm (1.6867 inch)
EX:
Standard 43.372 mm (1.7076 inch)
Maximum 43.172 mm (1.6997 inch)
Journal Diameter
RH Cylinder
IN:
No. 1 29.975 - 29.995 mm (1.1802 - 1.1809 inch)
No.2, 3, 4 25.910 - 25.930 mm (1.0201 - 1.0208 inch)
No. 5 25.940 - 25.960 mm (1.0213 - 1.0220 inch)
EX:
No. 1 25,490 - 25.960 mm (1.0213 - 1.0220 inch)
No. 2, 3, 4 25.910 - 25.930 mm (1.0201 - 1.0208 inch)
No. 5 25.940 - 25.960 mm (1.0213 - 1.0220 inch)
LH Cylinder
IN:
1 25,490 - 25.960 mm (1.0213 - 1.0220 inch)
No. 2, 3, 4 25.910 - 25.930 mm (1.0201 - 1.0208 inch)
No. 5 25.940 - 25.960 mm (1.0213 - 1.0220 inch)
EX:
No. 1 29.975 - 29.995 mm (1.1802 - 1.1809 inch)
No.2, 3, 4 25.910 - 25.930 mm (1.0201 - 1.0208 inch)
No. 5 25.940 - 25.960 mm (1.0213 - 1.0220 inch)
Out-Of-Round 0.02 mm (0.0008 inch)
Camshaft Journal Oil Clearance
RH Cylinder Head
IN:
No. 1 0.040 - 0.081 mm (0.0016 - 0.0031 inch)
No. 2, 3, 4 0.070 - 0.111 mm (0.0028 - 0.0043 inch)
No. 5 0.040 - 0.081 mm (0.0016 - 0.0031 inch)
LH Cylinder Head
No. 1 0.040 - 0.081 mm (0.0016 - 0.0031 inch)
No. 2, 3, 4 0.070 - 0.111 mm (0.0028 - 0.0043 inch)
No. 5 0.040 - 0.081 mm (0.0016 - 0.0031 inch)
Maximum
No. 1 0.12 mm (0.0047 inch)
No. 2, 3, 4 0.15 mm (0.0059 inch)
No. 5 0.12 mm (0.0047 inch)
Camshaft End Play
Standard 0.05 - 0.10 mm (0.0020 - 0.0039 inch)
Maximum 0.14 mm (0.0055 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.