Mazda LF Manuel de service télécharger pdf (Page 65)

TD–2

TECHNICAL DATA

ENGINE TECHNICAL DATA

A6E931001001E01

TECHNICAL DATA

Item

Engine

L8 LF

L3,

L3 (with variable

valve timing

mechanism)

Cylinder head

Cylinder head gasket

contact surfaces distortion

(mm {in}) Maximum 0.10 {0.004}

Manifold contact surfaces

distortion

(mm {in})

Maximum 0.10 {0.004}

Maximum grinding 0.15 {0.006}

Valve clearance [Engine cold] (mm {in})

IN 0.22—0.28 {0.0087—0.0110}

EX 0.27—0.33 {0.0106—0.0130}

Valve and valve guide

Valve stem diameter (mm {in})

Standard

IN 5.470—5.485 {0.2154—0.2159}

EX 5.465—5.480 {0.2152—0.2157}

Minimum

IN 5.440 {0.2142}

EX 5.435 {0.2140}

Valve stem to guide

clearance

(mm {in})

Standard

IN 0.024—0.069 {0.0009—0.0027}

EX 0.029—0.074 {0.0012—0.0029}

Maximum

IN 0.10 {0.004}

EX 0.10 {0.004}

Valve length (mm {in})

Standard

IN 102.99—103.79 {4.055—4.086}

EX 104.25—105.05 {4.105—4.135}

Minimum

IN 102.99 {4.055}

EX 103.79 {4.086}

Valve guide inner diameter (mm {in}) Standard

IN 5.509—5.539 {0.2169—0.2180}

EX 5.509—5.539 {0.2169—0.2180}

Valve guide protrusion

height

(mm {in})

IN

EX

12.2—12.8 {0.481—0.503}

12.2—12.8 {0.481—0.503}

Valve head margin thickness (mm {in}) Minimum

IN 1.62 {0.0637}

EX 1.82 {0.0716}

Valve seat

Valve seat contact width (mm {in}) Standard

IN 1.2—1.6 {0.048—0.062}

EX 1.2—1.6 {0.048—0.062}

Valve seat angle (°)

IN 45

EX 45

Valve seat sinking

(Valve protrusion height)

(mm {in}) Standard

IN 40.64—42.24 {1.600—1.662}

EX 40.50—42.10{1.595—1.657}

Valve spring

Out-of-square (mm {in}) Maximum 1% (2.10 {0.082})

Pressing force at valve

spring height H

(N {kgf, lbf})

H: 27.8 mm

{1.094 in}

494.9 {50.47,111.2}

OCV (Oil control valve)

Coil resistance [20° C{68°F}] (ohm) Standard –

6.9—7.9

*

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