10 BRIGGSandSTRATTON.COM
Specifications

EngineSpecifications

Model 120000
Displacement 11.57ci (190 cc)
Bore 2.687in (68.25 mm)
Stroke 2.047in (52 mm)
OilCapacity 18-- 20 oz (0.54 --0.59 L)

Tune-upSpecifications *

Model 120000
SparkPlug Gap 0.020in (0.50 mm)
SparkPlug Torque 180lb-in (20 Nm)
ArmatureAir Gap 0.006- 0.010 in (0.15 - 0.26 mm)
IntakeValve Clearance 0.005- 0.007 in (0.13 - 0.18 mm)
ExhaustValve Clearance 0.007- 0.009 in (0.18 - 0.23 mm)
*Enginepower will decrease 3.5% for each 1,000 feet (300 meters) above sea level and
1%for each 10F(5.6C)above77F(25C).The engine will operate satisfactorily at
anangle up to 15. Refer to the equipment operator’s manual for safe allowable
operatinglimits on slopes.

CommonService Parts n

ServicePart PartNumber
AirFilter, Standard 797301
AirFilter, High Capacity 491588,5043
AirFilter Pre-cleaner, Flat 493537,5064
Oil-- SAE 30 100005
FuelAdditive 5041,5058
ResistorSpark Plug 591868
SparkPlug Wrench 89838, 5023
SparkTester 19368
FuelFilter 298090,5018
nWerecommend that you see any Briggs & Stratton Authorized Dealer for all
maintenanceand service of the engine and engine parts.
Not for
Reproduction