S.No.
|
SPECIFICATION
|
PN-2
|
PN-3
|
PN-4
|
PN-4T
|
PN-6
|
PN-6T
|
UNIT
|
1
|
No. of Cylinders
|
2
|
3
|
4
|
4
|
6
|
6
|
|
2
|
Cylinder arrangement
|
Vertical In-line
|
|
3
|
Working cycle
|
4-Stroke
|
|
4
|
Combustion System
|
Spark Injection
|
|
5
|
Cooling System
|
Water-cooled
|
|
6
|
Direction of Rotation (Facing Flywheel)
|
Counter-Clockwise
|
|
8
|
Bore
|
110
|
Mm
|
9
|
Stoke
|
120
|
120
|
120
|
120
|
120
|
120
|
Mm
|
10
|
Total Piston Displacement
|
2280
|
3420
|
4560
|
4560
|
6840
|
6840
|
Cm3
|
11
|
Firing Order (From Flywheel end)
|
1-2
|
1-2-3
|
1-3-4-2
|
1-3-4-2
|
1 – 5 – 3 – 6 – 2 – 4
|
|
12
|
Starting of the engine
|
12V,Electrical
|
|
13
|
Peak Pressure
|
80
|
Kg/cm2
|
14
|
B.M.E.P. at1500
|
6.0
|
Kg/cm2
|
15
|
Power Output (at 1500 RPM)
|
20
|
30
|
42
|
63
|
70
|
78
|
Hp
|
16
|
Lubrication System
|
Force Feed Gear Pump
Max.0.5% of fuel consump.
|
|
17
|
Lube Oil Consumption (For well run-in engine)
|
|
18
|
Oil Sump Capacity
|
5
|
7.5
|
11
|
11
|
14
|
14
|
Lts.
|
19
|
Spark Distributer system
|
LUCAS
|
|
20
|
Spark Plug gap
|
1.0 to 1.2
|
mm
|
22
|
Spark timing before TDC
|
20 to 26 Degrees as per gas composition
|
|
23
|
Bumping clearance
|
1.7-1.8
|
1.2 – 1.3
|
1.4 – 1.6
|
Mm
|
24
|
Valve clearance (in cold)
For Inlet
For Exhaust
|
0.25
0.30
|
Mm
Mm
|
25
|
Valve Timings –
Inlet Opens before TDC
Inlet closes after BDC
Exhaust opens before BDC
Exhaust closes after TDC
|
10
34
31
13
|
Degrees
“
“
“
|
27
28 | Pulley dia. For Vbelt drive
|
105
250 mm( 6 x C groop)
|
Kg
|