36
quenched
，
With conical surface angle 45
°
. With large nest seat in the valve head for hemispherical
combustion chamber. Exhaust valve
：
4Cr9Si2-21-4N. With conical surface angle 45
°
. With smaller
end quenched.
17.
Gear
：
Made from iron base powder metallurgy.
18.
Timing belt
：
Made from cyaniding butadiene-acrylonitrile rubber.
19.
Intake manifold
：
Made from Aluminum alloy. With mixture warm upped by water jacket. Electric
heated intake manifold is optional.
20.
Exhaust manifold
：
Made from ductalloy or black cast iron.
21.
Oil pan
：
Stamping
，
Low carbon steel. Oil pool is in the front of cylinder block.
22.
Oil pump
：
Rotor type. Case is made of aluminum alloy. Speed ratio 1
∶
1
，
With pressure relief valve in
oil pump.
23.
Engine oil filter
：
Full flows type spinning filter. With by-pass valve in it.
24.
Fuel pump
：
Diaphragm type. Driven by upper camshaft eccentric cam. Electric fuel pump for electric
control engine. In fuel tank.
25.
Push rod
：
Made from low alloy steel
，
Carbonization & quench treatment. Only applied for carburetor
engine.
26.
Water pump
：
Centrifugal type
，
Cast iron impeller
，
Aluminum alloy case
，
Driven by timing belt through
gear. Speed ratio 1.053
∶
1.
27.
Thermosister
：
Wax type.
28.
Thermosister seat
：
Aluminum alloy
，
With overflow valve
，
overflow pipe and
micro-circulation tube.
29.
Carburetor
：
Pierbort 2E3 carburetor. Throttle valve body for 480M 30MM12 Imported part.
30.
Spark plug
：
K7RTC
31.
Non-contact distributor
：
Driven by the rear end of camshaft
，
Type is FDW451& JFD459.Only applied
for carburetor engine.
32.
Ignition controller
：
Type are ZJ5701—HG& KH—3A.Only applied for carburetor engine.
33.
Generator
：
14V 90A
，
Type are JFZ1913—4 or JFZ1813—2B.
34.
Starter
：
12V 0.95KW QDY1258 or SD6RA78.
35.
ECU
：
I.A.W.6F Imported Only for 480M engine.
