0A-9 General Information:
Service Data
CENHN1110107002
NOTE
These service data are subject to change without notice.
Powerhead
**Figures shown are guidelines only, not absolute service limits.
Cylinder Head / Camshaft
Item Unit
Data
DF350AT
Recommended operating range r/min 5 700 – 6 300
Idle speed r/min 550 – 650 (in-gear: 550 – 650)
**Cylinder compression pressure
kPa
(kgf/cm
2
, psi.)
700 – 1 160 (6.8 – 11.4, 97 – 162)
**Cylinder compression pressure max.
difference between cylinders
kPa
(kgf/cm
2
, psi.)
100 (1.0, 14)
**Engine oil pressure
kPa
(kgf/cm
2
, psi.)
500 – 700 (5.0 – 7.0, 70 – 100) at 3 000 r/min
(at normal operating temp.)
Engine oil
• API classification: SG, SH, SJ, SL, SM
or NMMA certified FC-W oil
• Viscosity rating: SAE 10W-40 or 10W-30,
NMMA FC-W 10W-40 or 10W-30
Engine oil amounts L (US/Imp. qt)
8.0 (8.5/7.0): Oil change only
8.5 (9.0/7.5): Oil filter change
Thermostat operating temperature °C (°F) 53 – 57 (127 – 135)
Item Unit
Data
DF350AT
Cylinder head distortion Limit mm (in.) 0.05 (0.002)
Manifold seating faces distortion Limit mm (in.) 0.10 (0.004)
Cam height
IN
std. mm (in.) 46.490 – 46.650 (1.8303 – 1.8366)
Limit mm (in.) 46.390 (1.8264)
EX
std. mm (in.) 45.410 – 45.570 (1.7878 – 1.7491)
Limit mm (in.) 45.310 (1.7839)
Camshaft journal oil
clearance
Top,
2nd,
3rd,
4th
std. mm (in.) 0.043 – 0.085 (0.0017 – 0.0033)
Limit mm (in.) 0.120 (0.0047)
Camshaft journal (housing)
inside diameter
Top,
2nd,
3rd,
4th
std. mm (in.) 26.000 – 26.021 (1.0236 – 1.0244)
Limit mm (in.) —
Camshaft journal outside
diameter
Top,
2nd,
3rd,
4th
std. mm (in.) 25.936 – 25.957 (1.0211 – 1.0219)
Limit mm (in.) —
Camshaft runout Limit mm (in.) 0.10 (0.004)
Cylinder head bore to tappet
clearance
std. mm (in.) 0.025 – 0.066 (0.0010 – 0.0026)
Limit mm (in.) 0.150 (0.0059)
Tappet outer diameter std. mm (in.) 33.959 – 33.975 (1.3370 – 1.3376)
Cylinder head tappet bore std. mm (in.) 34.000 – 34.025 (1.3386 – 1.3396)
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