Briggs and Stratton 282707 Specs
| Engine Model: Briggs and Stratton 282707 Power Built |
| Engine Type: 4-cycle 1-cylinder L-head air-cooled gasoline |
| Total Displacement: 28.4 cu.in (465 cc) |
| Rated Engine Power: 12 Hp (8.9 kW) at 3600 rpm |
| Fuel System Type: Float carburetor |
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Engine Model ................ Briggs and Stratton 282707 Power Built
Engine Type ................ 4-cycle single cylinder L-head vertical shaft air-cooled gasoline engine
Number of Cylinders ................ 1
Displacement, cu.in (cc) ................ 28.4 (465)
Cylinder Bore, in (mm) ................ 3.44 (87.0)
Piston Stroke, in (mm) ................ 3.06 (78.0)
Rated Engine Power, hp (kW) ................ 12.0 (8.9)
Rated Engine Speed, rpm ................ 3600
Idle Speed, rpm ................ 1750
Cylinder Bore Type ................ Cast iron sleeve
Lubrication System ................ Full pressure/Oil slinger
Air Cleaner ................ Paper filter with a foam pre-cleaner
Cooling System ................ Forced air
Ignition System ................ Electronic
Starting System ................ Electric starter
Electrical System Rating, Volts ................ 12
Charging System ................ Alternator
Alternator Rating, Amps ................ 16
Fuel System Type ................ Carburetor
Carburetor Type ................ Float
Fuel Pump ................ Pulse type
Governor Type ................ Mechanical
Fuel Type ................ Gasoline
Cylinder Bore I.D. (Standard), in (mm) ................ 3.437 (87.30)
Cylinder Bore I.D. (Maximum), in (mm) ................ 3.441 (87.40)
Cylinder Bore (Out-Of-Round), in (mm) ................ 0.0015 (0.04)
Main Bearing Bore Diameter (Cylinder Block), in (mm) ................ 1.3795 (35.04)
Camshaft Bearing Bore Diameter (Cylinder Block), in (mm) ................ 0.5011 (15.88)
Main Bearing Bore I.D. (Crankcase Cover), in (mm) ................ 1.3795 (35.03)
Camshaft Bearing Bore I.D. (Crankcase Cover), in (mm) ................ 0.501 (12.72)
Crank Pin Journal O.D. (Standard), in (mm) ................ 1.098 (27.89)
Crank Pin Journal O.D. (Wear Limit), in (mm) ................ 1.097 (27.86)
Crankshaft Journal O.D. (Magneto Side), in (mm) ................ 1.3775 (35.00)
Crankshaft Journal O.D. (PTO Side), in (mm) ................ 1.3775 (35.00)
Crankshaft Eccentrics (Standard), in (mm) ................ 2.2045 (55.91)
Crankshaft Eccentrics (Wear Limit), in (mm) ................ 2.202 (55.93)
Crankshaft End Play, mm (in) ................ 0.002-0.023 (0.05-0.58)
Camshaft Journal O.D. (Magneto Side), in (mm) ................ 0.499 (12.67)
Camshaft Journal O.D. (PTO Side), in (mm) ................ 0.499 (12.67)
Connecting Rod Big End I.D. (Standard), in (mm) ................ 1.2505 (31.76)
Connecting Rod Big End I.D. (Wear Limit), in (mm) ................ 1.2525 (31.81)
Connecting Rod Small End I.D. (Standard), in (mm) ................ 0.8006 (20.33)
Connecting Rod Small End I.D. (Wear Limit), in (mm) ................ 0.802 (20.37)
Counterweight Bearings Diameter (Standard), in (mm) ................ 2.207 (56.05)
Counterweight Bearings Diameter (Wear Limit), in (mm) ................ 2.210 (56.13)
Cylinder Head (Max Out of Flatness), in (mm) ................ 0.004 (0.10)
Valve Clearance (Intake), in (mm) ................ 0.003-0.005 (0.08-0.13)
Valve Clearance (Exhaust), in (mm) ................ 0.005-0.007 (0.13-0.18)
Valve Guide I.D. (Standard), in (mm) ................ 0.237 (6.02)
Valve Guide I.D. (Wear Limit), in (mm) ................ 0.240 (6.10)
Intake Valve Stem O.D. (Standard), in (mm) ................ 0.235 (5.97)
Intake Valve Stem O.D. (Wear Limit), in (mm) ................ 0.233 (5.92)
Exhaust Valve Stem O.D. (Standard), in (mm) ................ 0.235 (5.97)
Exhaust Valve Stem O.D. (Wear Limit), in (mm) ................ 0.233 (5.92)
Cam Lobes (Intake), in (mm) ................ 1.240 (31.49)
Cam Lobes (Exhaust), in (mm) ................ 1.240 (31.49)
Piston Pin O.D. (Standard), in (mm) ................ 0.7998 (20.31)
Piston Pin O.D. (Wear Limit), in (mm) ................ 0.799 (20.29)
Piston Pin Bearing I.D. (Standard), in (mm) ................ 0.8006 (20.33)
Piston Pin Bearing I.D. (Wear Limit), in (mm) ................ 0.802 (20.37)
Top Ring End Gap (Standard), in (mm) ................ 0.006-0.009 (0.15-0.23)
Middle Ring End Gap (Standard), in (mm) ................ 0.014-0.018 (0.35-0.45)
Oil Ring End Gap (Standard), in (mm) ................ 0.006-0.010 (0.15-0.25)
Piston Ring End Gap (Wear Limit), in (mm) ................ 0.030 (0.76)
Top Ring Side Clearance (Standard), in (mm) ................ 0.002-0.005 (0.05-0.12)
Middle Ring Side Clearance (Standard), in (mm) ................ 0.002-0.005 (0.05-0.12)
Oil Ring Side Clearance (Standard), in (mm) ................ 0.002-0.005 (0.05-0.12)
Piston Ring Side Clearance (Wear Limit) ................ 0.007 (0.18)
Cylinder Bore Inside Diameter (Maximum), in (mm) ................ 3.441 (87.40)
Cylinder Head (Max Out of Flatness), in (mm) ................ 0.004 (0.10)
Valve Clearance (Intake), in (mm) ................ 0.003-0.005 (0.08-0.13)
Valve Clearance (Exhaust), in (mm) ................ 0.005-0.007 (0.13-0.18)
Spark Plug Type ................ Champion RJ19LM
Spark Plug Gap, in (mm) ................ 0.03 (0.76)
Armature Air Gap, in (mm) ................ 0.010-0.014 (0.25-0.36)
Engine Oil Type (Summer) ................ SAE 30, 10W-30
Engine Oil Type (Winter) ................ SAE 5W-30
API Service Classifications ................ SF, SG, SH, SJ or higher
Oil Capacity, qts (L) ................ 1.51 (1.42)
Air Filter Element Part Number ................ 496894S
Check Engine Oil Level ................ Every 10 hours
Change Engine Oil ................ Every 50 hours
Check and Adjust Spark Plug ................ Every 50 hours
Clean Air Filter Cartridge ................ Every 50 hours
Replace Fuel Filter ................ Every 100 hours
Replace Spark Plug ................ Every 100 hours
Replace Air Filter Cartridge ................ Every 100 hours
Clean Combustion Chamber ................ Every 200 hours
Check Carburetor Adjustment ................ Every 200 hours
Check and Adjust Idle Speed ................ Every 200 hours
Check and Adjust Valve Clearance ................ Every 200 hours
Air Filter (Cartridge). Part Number ................ 496894S
Fuel Filter. Part Number ................ 298090S, 394358S
Spark Plug. Part Number ................ 802592S
Crankshaft Oil Seal (Mag). Part Number ................ 391086
Crankshaft Oil Seal (PTO). Part Number ................ 291675
Cylinder Head Gasket. Part Number ................ 271866S
Crankcase Gasket. Part Number ................ 271916
Air Cleaner Base, lb-ft (Nm) ................ 4.4 (6)
Alternator, lb-ft (Nm) ................ 1.5 (2)
Armature, lb-ft (Nm) ................ 2.2 (3)
Blower Housings, lb-ft (Nm) ................ 7.4 (10)
Blower Housing Brackets, lb-ft (Nm) ................ 7.4 (10)
Breather, lb-ft (Nm) ................ 2.2 (3)
Carburetor to Intake Manifold, lb-ft (Nm) ................ 5.9 (8)
Carburetor Solenoid, lb-ft (Nm) ................ 3.7 (5)
Connecting Rod, lb-ft (Nm) ................ 12.6 (17)
Control Bracket, lb-ft (Nm) ................ 2.2 (3)
Crankcase Cover, lb-ft (Nm) ................ 18.5 (25)
Cylinder Head, lb-ft (Nm) ................ 18.5 (25)
Cylinder Shield, lb-ft (Nm) ................ 3.7 (5)
Exhaust Manifold/Adapter, lb-ft (Nm) ................ 14.1 (19)
Flywheel Nut, lb-ft (Nm) ................ 100 (135)
Flywheel Fan, lb-ft (Nm) ................ 11.9 (16)
Fuel Pump, lb-ft (Nm) ................ 7.4 (10)
Governor Lever Nut, lb-ft (Nm) ................ 3.7 (5)
Intake Manifold to Cylinder Head, lb-ft (Nm) ................ 7.4 (10)
Muffler, lb-ft (Nm) ................ 7.4 (10)
Oil Drain Plug, lb-ft (Nm) ................ 8.1 (11)
Oil Fill Tube, lb-ft (Nm) ................ 7.4 (10)
Oil Pump Cover, lb-ft (Nm) ................ 7.4 (10)
Regulator/Rectifier, lb-ft (Nm) ................ 3.7 (5)
Rewind Starter, lb-ft (Nm) ................ 2.2 (3)
Rocker Ball Set Screw or Nut, lb-ft (Nm) ................ 3.7 (5)
Spark Plug, lb-ft (Nm) ................ 14.8 (20)
Starter Clutch, lb-ft (Nm) ................ 65.2 (88)
Starter Motor, lb-ft (Nm) ................ 11.9 (16)
Rocker Cover, lb-ft (Nm) ................ 5.2 (7)
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