Specifications
Engine Specifications
Model
Displacement
Bore
Stroke
Oil Capacity
Engine Specifications
Model
Displacement
Bore
Stroke
Oil Capacity
Engine Specifications
Model
Displacement
Bore
Stroke
Oil Capacity
Tune-up Specifications *
Model
Spark Plug Gap
Spark Plug Torque
Armature Air Gap
Intake Valve Clearance
Exhaust Valve Clearance
* Engine power will decrease 3.5% for each 1,000 feet (300 meters) above sea level and
1% for each 10 F (5.6 C) above 77 F (25 C). The engine will operate satisfactorily at
an angle up to 15. Refer to the equipment operator's manual for safe allowable
operating limits on slopes.
Common Service Parts n
Service Part
Air Filter, Flat
Air Filter Pre-cleaner, Flat
Air Filter, Round
Air Filter Pre-cleaner, Round (optional)
Air Filter with Pre-cleaner, Oval
Air Filter Pre-cleaner, Oval
Oil -- SAE 30
Oil Filter, Standard -- Black
Oil Filter, High Efficiency -- Yellow
Oil Filter, High Efficiency -- Orange
Fuel Filter
Advanced Formula Fuel Treatment & Stabilizer
Resistor Spark Plug
Long Life Platinum Spark Plug
Spark Plug Wrench
Spark Tester
n We recommend that you see any Briggs & Stratton Authorized Dealer for all
maintenance and service of the engine and engine parts.
10
400000
40.03 ci (656 cc)
2.970 in (75.43 mm)
2.890 in (73.41 mm)
62 -- 64 oz (1.8 -- 1.9 L)
440000
44.18 ci (724 cc)
3.120 in (79.24 mm)
2.890 in (73.41 mm)
62 -- 64 oz (1.8 -- 1.9 L)
490000
49.42 ci (810 cc)
3.300 in (83.81 mm)
2.890 in (73.41 mm)
66 -- 68 oz (1.9 -- 2.0 L)
400000, 440000, 490000
0.030 in (0.76 mm)
180 lb-in (20 Nm)
0.008 - 0.012 in (0.20 - 0.30 mm)
0.004 - 0.006 in (0.10 - 0.15 mm)
0.004 - 0.006 in (0.10 - 0.15 mm)
Part Number
499486
273638
591334
797704
792105
792303
100028
492932
795890
798576
691035
5442
491055
5066
19374
19368
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