4900 Molly Pitcher Highway
Chambersburg, PA 17202 US
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Briggs & Stratton 100902-0277-99 Complete Engine Assembly

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Diagrams Shown are for U.S. Models

Complete Engine Assembly

Prices shown are USD

Ref#
 Part
Price
Qty
 
1
Cylinder Assembly
2
Bushing/Seal Kit Requires special tools for installation.
$14.68
3
Seal, Oil (Plain Bearing Covers)
$4.20
5
Head-Cylinder (High Compression)
$33.81
7
Gasket-Cylinder Head Included in Gasket Set-Part No. 297616
$5.82
8
Breather-Valve Chamber
$28.73
9
Gasket, Valve Cover Included in Gasket Set-Part No. 297616
$2.76
10
Screw
$2.70
11
Tube-Breather
$6.15
12
Gasket-Crankcase .015" Thick (Standard) Included in Gasket Set-Part No. 297616
$6.15
12
Gasket-Crkcse (.005" Thick) Included in Gasket Set-Part No. 297616
$6.15
12
Gasket-Crkcse (.009" Thick) Included in Gasket Set-Part No. 297616
$6.15
13
Screw-Cylinder Head (2-3/32" Long)
$2.46
14
Screw-Cylinder Head (2-15/32" Long)
$3.12
15
Plug, Pipe (Flush)
$3.84
16
Crankshaft
18
Sump-Oil
$138.20
19
Bushing-Oil Sump Requires special tools for installation.
$14.02
20
Seal, Oil (Crankshaft-p.t.o. Side)
$6.56
21
Plug, Oil Fill
$2.88
22
Screw-Tank Mounting
$2.58
23A
Flywheel-Magneto Used Before Code Date 6308261
23
Flywheel-Magneto Used After Code Date 6308231
24
Key, Flywheel (For Breaker Ignition System)
$2.40
25
Piston Assy-Std
25
Piston Assembly .010" O.S.
$74.40
25
Piston Assembly .020" O.S.
25
Piston Assembly .030" O.S.
26
Ring Set-Std Used Before Code Date 6306171
26
Ring Set-Piston .010" O.S. Used Before Code Date 6306171
26
Ring Set-Piston .020" O.S. Used Before Code Date 6306171
$39.48
26
Ring Set-Piston .030" O.S. Used Before Code Date 6306171
26
Ring Set-Piston Std. Used After Code Date 6306141
$22.25
26
Ring Set-Piston .010" O.S. Used After Code Date 6306141
26
Ring Set-Piston .020" O.S. Used After Code Date 6306141
$38.85
26
Ring Set-Piston .030" O.S. Used After Code Date 6306141
$39.48
26
For Chrome Piston Ring Set Standard Size Used After Code Date 6306141
27
Lock-Piston Pin
$3.18
28
Pin Assy.-Piston Standard
28
Pin Assy.-Piston .005" O.S.
29
Rod Assembly-Conn. For Connecting Rod with .020" undersize Crankpin Bore-order No. 298786
31
Lock-Connecting Rod Screw Used Before Code Date 6503241
31
Lock-Connecting Rod Screw Used After Code Date 6503231
$8.28
32
Screw, Hex Head Cap (5/16-18 X 1-1/2") Used Before Code Date 6503241
$2.70
32
Screw-Connecting Rod Used After Code Date 6503231
33
Valve-Exhaust
$17.22
34
Valve-Intake Used Before Code Date 6911211
$21.06
34
Valve-Intake Used After Code Date 6911201
$16.12
35
Spring, Valve
$3.72
36
Spring, Valve (Exhaust)
$4.92
37
Guard-Flywheel
$7.07
40
Retainer, Spring (Used With Valves With Groove In Stem)
$4.32
45
Tappet-Valve
46
Gear-Cam
52
Gasket-Intake Elbow Mounting Included in Gasket Set-Part No. 297616
$3.60
56
Pulley-Starter Used After Code Date 6507211
$7.70
56
Pulley-Rewind Starter Used Before Code Date 6507221
57
Spring-Rewind Starter
$8.40
58
Rope/Starter (47-1/8" Long) Used Before Code Date 6507221
$6.56
58
Rope-Starter (47-1/8" Long) Used After Code Date 6507211
$4.92
59
Pin-Starter Rope
$2.58
60
Grip-Starter Rope.
$4.74
61
Bumper-Str Pull (Used with Steel Pulley only)
66
Washer, Steel (Non-Coated) Used Before Code Date 6405250
$6.32
66
Clutch Assy.-Rewind Starter Used After Code Date 6405220
$26.03
66
Clutch Assy.-Rewind Starter Uses: 212132 Housing-Starter Clutch 66718 Washer-Thrust 298799 Ratchet
$26.03
67
Housing-Starter Clutch Used Before Code Date 6405250
67
Housing-Str. Clutch Used After Code Date 6405220
$19.74
68
Ball-Clutch
$3.84
70
Ratchet-Starter Used Before Code Date 6405250
70
Ratchet-Str. Clutch Used After Code Date 6405220
$11.33
71
Washer Used Before Code Date 6405250
71
Washer, Steel (Non-Coated) Used After Code Date 6405220
$6.32
72
Spring-Clutch Retainer-Washer Used Before Code Date 6405250
73
Screen-Starter Pulley Used Before Code Date 6405250
73
Screw-Rewind Starter Used After Code Date 6405220
74
Screw-Hex
$2.58
75
Washer, Belleville (Used With Heavy Flywheel)
$2.88
76
Seal-Ratchet
$6.32
81
Lock, Screw Head (3/8" Dia. Bolt Holes)
$3.84
123
Screw-Hex (53/64" Long)
$2.70
124
Screw-Hex (1-1/8" Long)
$2.70
200A
Guide-Air Used Before Code Date 6308261
200
Guide-Air Used After Code Date 6308231
$8.45
201
Link-Mechanical Governor
$7.36
219
Oil Slinger Gear, Governor And Bracket
$17.54
227
Governor Control Le (For 3/16" Dia. Gov. Crank) Used Before Code Date 75102906
227
Governor Control Le (For 1/4" Dia. Crank) Used After Code Date 75102806
229
Washer, Steel
$2.70
230
Washer (3/16" Inside Dia.)
$2.70
230
Washer, Steel Zinc
$2.70
265
Clamp-Casing For clamp mounted with cylinder head screw-order No. 221534
$2.58
267
Screw, Hex Head Thr
$2.70
298
Locknut, Muffler/El
$3.06
299
Muffler Grp (Lo-Tone)
$24.35
300A
Muffler-Exhaust
$24.79
300
Muffler/Deflector K
$14.90
302
Locknut, Muffler/El
$3.24
303
Elbow, Exhaust (90 Degrees Street)
$8.57
306
Shield-Cylinder
$14.36
307
Screw, Sem Hex Head
$2.70
308
Cover-Cylinder Head
$10.18
333A
Armature-Magneto Used Before Code Date 6308261
333
Armature-Mag (For Points And Condenser) Used After Code Date 6308231
$42.64
334
Screw, Tapping Hex (8-32 X 3/8)
$2.58
335
Screw, Sem Hex Head
$5.58
336
Cable-Ignition Used Before Code Date 6208220
337
Spark Plug,resistor
$4.14
337
Spark Plug
$4.14
337
Spark Plug Spark Plugs use Ignition Cable Terminal No. 221798
$4.14
340
Spring-Breaker Arm
$4.98
341
Screw, Machine Hex
$2.58
342
Plunger-Breather Point
$4.08
344
Screw, Sem Hex Head
$2.70
345
Cover-Breather Point And Condenser
$7.36
346
Screw, Tapping Hex (8-32 X 3/8)
$2.58
353
Lockwasher, Interna
$2.70
354
Nut, Hex (8-32)
$2.46
358
Gasket Set
$16.72
372
Clamp-Condensor
375
Breaker Points And Condensor Set
$11.50
375
Ignition Kit Includes: 294628 Point Set 65704 Plunger 61760 Key-Flywheel
$11.50
377
Key, Woodruff (No. 6)
$2.16
506
Screw-Slotted (8-32 X 1/2")
$2.70
507
Insulator-Terminal
$3.12
516
Condenser Spring
$5.46
527
Clip-Breather Pipe
$3.54
528
Tube-Breather
529
Grommet (Used with Pull Choke Carburetors)
$5.76
552
Bushing-Gov. Shaft (3/16" I.d.) Used Before Code Date 75102906
552
Bushing, Governor S (1/4" I.d.) Used After Code Date 75102806
$6.15
562
Bolt-Gov Lever
592
Nut (10-24)
$2.46
594
Screw-Tank To Bracket
$2.70
608
Blower Housing/Star (10 O'clock)
613A
Screw-Muffler Mtg.
$11.16
613
Screw-Muffler Mtg.
614
Pin, Cotter
$2.94
615
Retainer-E Ring
$3.72
616
Crank-Governor (3/16" Dia.) Used Before Code Date 75102906
$9.78
616
Crank-Governor (1/4" Dia. Shaft) Used After Code Date 75102806
$13.64
622
Washer-Spring
$2.70
623
Screw, Shoulder Hex (#6-32 Thread)
$5.46
624
Lever-Linkage
$9.08
625
Manifold-Intake
635
Elbow-Spark Plug
$3.18
645
Bushing-Plunger (Used only with Breaker Point Ignition)
665
Oil Minder
$19.42
676B
Deflector, Muffler (Side Outlet)
$6.73
676A
Deflector-Exhaust (Direct Outlet)
676
Deflector-Exhaust (Side Outlet)
$5.76
725
Shield-Heat
$8.91
851
Terminal-Spark Plug
$3.00
869
Seat-Intake Valve (Standard)
$9.43
870
Seat-Valve (Intake)
$6.15
871
Bushing-Guide (Brass)
$9.78