Nanni N4.40 User Manual

ENGINE
03-M-E3B, 03-M-DI-E3B, 03-M-E3BG, WSM
1-S10
2. SERVICING SPECIFICATIONS
ENGINE BODY
Item Factory Specification Allowable Limit
Valve Clearance (When Cold) 0.18 to 0.22 mm
0.0071 to 0.0086 in.
–
Compression Pressure
(When You Crank the Engine with the Starter)
[D1503-M, D1703-M, D1803-M, V2003-M, V2203-M, V2403-M,
V2403-M-T, D1703-M-BG, V2003-M-BG, V2003-M-T-BG,
V2203-M-BG, V2403-M-BG]
3.24 to 3.72 MPa /
290 min
-1
(rpm)
33.0 to 38.0 kgf/cm
2
/
290 min
-1
(rpm)
470 to 540 psi /
290 min
-1
(rpm)
2.55 MPa /
290 min
-1
(rpm)
26.0 kgf/cm
2
/
290 min
-1
(rpm)
370 psi /
290 min
-1
(rpm)
Compression Pressure
(When You Crank the Engine with the Starter)
[D1803-M-DI, V2403-M-DI, V2403-M-DI-T]
Difference among Cylinders
2.95 to 3.23 MPa /
290 min
-1
(rpm)
30.0 to 33.0 kgf/cm
2
/
290 min
-1
(rpm)
427 to 469 psi /
290 min
-1
(rpm)
–
2.35 MPa /
290 min
-1
(rpm)
24.0 kgf/cm
2
/
290 min
-1
(rpm)
341 psi /
290 min
-1
(rpm)
10 % or less
Top Clearance
[D1503-M, D1703-M, D1803-M, V2003-M, V2203-M, V2403-M,
V2403-M-T, D1703-M-BG, V2003-M-BG, V2003-M-T-BG,
V2203-M-BG, V2403-M-BG]
0.575 to 0.675 mm
0.0227 to 0.0265 in.
–
Top Clearance
[D1803-M-DI, V2403-M-DI, V2403-M-DI-T]
0.60 to 0.70 mm
0.024 to 0.027 in.
–
Cylinder Head Surface Flatness – 0.05 mm / 500 mm
0.002 in. / 19.7 in.
Valve Recessing
(Protrusion to Recessing)
[D1503-M, D1703-M, D1803-M, V2003-M,
V2203-M, V2403-M, V2403-M-T,
D1703-M-BG, V2003-M-BG,
V2003-M-T-BG, V2203-M-BG,
V2403-M-BG]
Protrusion
Recessing
0.05 mm
0.002 in.
0.15 mm
0.0059 in.
–
0.40 mm
0.016 in.
Valve Recessing
[D1803-M-DI, V2403-M-DI, V2403-M-DI-T]
Recessing 0.65 to 0.85 mm
0.026 to 0.033 in.
1.20 mm
0.0472 in.
Valve Stem to Valve Guide
• Valve Stem
• Valve Guide
Clearance
O.D.
I.D.
0.040 to 0.070 mm
0.0016 to 0.0027 in.
7.960 to 7.975 mm
0.3134 to 0.3139 in.
8.015 to 8.030 mm
0.3156 to 0.3161 in.
0.10 mm
0.0039 in.
–
–
Valve Face
[D1503-M, D1703-M, D1803-M, V2003-M,
V2203-M, V2403-M, V2403-M-T,
D1703-M-BG, V2003-M-BG,
V2003-M-T-BG, V2203-M-BG,
V2403-M-BG]
Angle (Intake)
Angle (Exhaust)
1.0 rad
60 °
0.79 rad
45 °
–
–
Valve Face
[D1803-M-DI, V2403-M-DI, V2403-M-DI-T]
Angle (Intake)
Angle (Exhaust)
0.79 rad
45 °
0.79 rad
45 °
–
–
KiSC issued 06, 2009 A

Nanni N4.40 Specifications

General

Brand	Nanni
Model	N4.40
Category	Engine
Language	English