BRIGGS & STRA'rTON ENGINE
MODEL NUMBER 12H802-1978-E1
KEY PART
NO. NO.
1 493260
2 293708
3 299819
4 493279
5 214368
7 272916
8 495786
9 272481
9A 272238
10 94650
11 231933
12 272198
13 94547
15 94880
16 498566
94388
20 399781
22 94220
94612
23 492177
24 222698
25 499429
499430
499431
499432
26
27
28
29
32
33
34
35
40
45
499425
499426
499427
499428
263190
499423
499424
94699
262651
262652
262224
93312
262204
KEY
DESCRIPTION NO,
PART
NO. DESCRIPTION
Cylinder Assembly 46 498275
Bushing, Cylinder 47 493737
• Seal, Oil 51 272199
Sump, Engine 54 94526
Head, Cylinder 55 497442
.... Gasket, Cylinder Head 56 498144
Breather Assembly 58 280399
.... Gasket, Valve Cover
* Gasket, Baffle Plate 60 281434
Screw, Hex Head 65 94696
Tube, Breather 81 223664
• Gasket, Crankcase 98 94098
Screw, Cylinder Head 104 231371
Plug, Oil Drain 110 - - -
Crankshaft
Timing Gear Key 117 494870
* Seal, Oil 121 498260
Screw, Hex Head 124 94840
Screw, Hex Head
(Used in Hole Nearest 125 498170
Breather) 127 - - -
Flywheel
Key, Flywheel 130 224908
Piston Assembly, 131 493267
Standard Size 133 398187
Piston Assy. (.010" O.S.) 134 398188
Piston Assy. (.020" O.S.)
Piston Assy. (.030" O.S.) 137 - - -
RingSet, Piston,
Standard Size
RingSet (.010" O.S.)
RingSet (.020• O.S.)
RingSet (.030• O.S.)
Lock,PistonPin
Pin, Piston,Standard
Size
Rod,Connecting,
Standard Size
Screw,ConnectingRod
Valve, Exhaust
Valve, Intake
Spring,Valve
Retainer,Valve Spring
Tappet, Valve
163 272653
187 298049
188 398540
188A 94644
202 262579
209 263044
Gear, Cam
Slinger, Oil
• Gasket, Intake Elbow
Screw, Hex Head
Housing, Rewind Starter
Pulley, Rewind Starter
Rope, Rewind Starter
(Cut To 88-5/8•)
Grip, Starter Rope
Screw, Phillips
Lock, Muffler Screw
Screw, Round Head
"• Pin, Float Hinge
•** Gasket, Sealing (Sold in
Kit Only)
Jet, Main
Carburetor Kit
Screw, Carburetor
Mounting
Carburetor
•" Plug, Welch (Sold in Kit
Only)
Valve, Throttle
Shaft, Throttle
Float, Carburetor
Valve, Inlet (Includes
Seat)
*•" Gasket, Bowl (Sold in Kit
Only)
• Gasket, Air Cleaner
Hose, Fuel
Screw, Hex Head
Screw, Hex Head
Link, Governor
Spring, Governor
Included in Gasket Set (497316)
*" Included in Carburetor Kit (498260)
••• Included in both Carburetor Kit (498260),
and Carburetor Gasket Set (498261)
.... Included in both Gasket Set (497316),
Set (497316) and Valve overhaul
Gasket Set (498528).
NOTE: All componentdimensionsgiven in U.S. inches
1 inch= 28.4 mm
38
