Briggs & Stratton 120000 Lawn Mower User Manual


 
Document: - page 6 (Black)
Screen angle and frequency: 45.0000, 150.0000
6
ENGINE INFORMATION
1. Spark plug
2. Air cleaner
3. Choke
4. Carburetor
5. Fuel shut-off valve
(if equipped)
6. Rope handle
7. Finger guard
8. Stop switch/OIL GARD® light
(if equipped)
9. Fuel fill
10. Fuel tank
11. Oil fill/Dipstick
(if equipped)
12. Blower housing
13. Oil drain plug
14. Oil fill cap
15. Engine Model Type Code
xxxxx xxxx xx xxxxxxxx
16. Muffler/(Muffler guard, if equipped)/
(Spark arrester, if equipped)
1
2
3
4
5
6
8
13
11
12
10
14
16
7
9
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GENERAL INFORMATION
ENGINE MODEL
This is a single cylinder, overhead valve (OHV), air-cooled
engine. It is a low emissions engine.
In the state of California, OHV Model Series 110000 and
120000 engines are certified by the California Air Re-
sources Board to meet emissions standards for 125 hours.
OHV Model Series 200000, 210000 engines are certified
by the California Air Resources Board to meet emissions
standards for 250 hours. Such certification does not grant
the purchaser, owner or operator of this engine any
additional warranties with respect to the performance or
operational life of this engine. This engine is warranted
solely according to the product and emissions warranties
stated elsewhere in this manual.
Note: For practical operation, horsepower loading should
not exceed 85% of rated horsepower. Engine power will de-
crease 3-1/2% for each 1,000 feet (300 meters) above sea
level and 1% for each 10° F (5.6° C) above 77° F (25° C).
Engine will operate satisfactorily at an angle up to 15°.
MODEL SERIES 110000
Bore 2-11/16 in. (68 mm). . . . . . . . . . . . . . . . . . . . . . . . . . .
Stroke 2-3/64 in. (52 mm). . . . . . . . . . . . . . . . . . . . . . . . . .
Displacement 11.58 cu. in. (190 cc). . . . . . . . . . . . . . . . . .
MODEL SERIES 120000
Bore 2-11/16 in. (68 mm). . . . . . . . . . . . . . . . . . . . . . . . . . .
Stroke 2-13/64 in. (56 mm). . . . . . . . . . . . . . . . . . . . . . . . .
Displacement 12.48 cu. in. (206 cc). . . . . . . . . . . . . . . . . .
MODEL SERIES 200000
Bore 3.120 in. (79.23 mm). . . . . . . . . . . . . . . . . . . . . . . . . .
Stroke 2.438 in. (61.67 mm). . . . . . . . . . . . . . . . . . . . . . . .
Displacement 18.64 cu. in. (305 cc). . . . . . . . . . . . . . . . . .
MODEL SERIES 210000
Bore 3.300 in. (83.81 mm). . . . . . . . . . . . . . . . . . . . . . . . . .
Stroke 2.438 in. (61.67 mm). . . . . . . . . . . . . . . . . . . . . . . .
Displacement 20.85 cu. in. (342 cc). . . . . . . . . . . . . . . . . .
TUNE-UP SPECIFICATIONS
Models 110000/120000
Armature air gap 0.010 – 0.014 in. (0.25 – 0.36 mm). . .
Spark plug gap 0.030 in. (0.76 mm). . . . . . . . . . . . . . . . . .
Valve clearance with valve springs installed and piston 1/4 in.
(6 mm) past top dead center (check when engine is cold).
See Repair Manual P/N 272147.
Intake 0.004 – 0.006 in. (0.10 – 0.15 mm). . . . . . . . . . . . .
Exhaust 0.009 – 0.011 in. (0.23 – 0.28 mm). . . . . . . . . . .
TUNE-UP SPECIFICATIONS
Models 200000/210000
Armature air gap 0.008 – 0.012 in. (0.20 – 0.30 mm). . .
Spark plug gap 0.030 in. (0.76 mm). . . . . . . . . . . . . . . . . .
Valve clearance with valve springs installed and piston 1/4 in.
(6 mm) past top dead center (check when engine is cold).
See Repair Manual P/N 272147.
Intake 0.004 – 0.006 in. (0.10 – 0.15 mm). . . . . . . . . . . . .
Exhaust 0.004 – 0.006 in. (0.10 – 0.15 mm). . . . . . . . . . .