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BRIGGS & SXRATTON
4,-CYCLE ENGINE
MODEL NO. 120607
TYPE NO. 0139-E1
KEY pART
NO. NO, DESCRIPTION
1 692670 Cylinder Assembly
2 399269 Kit-Bushing/Seal (Magneto
Side)
3 299819 • Seal-Oil (Magneto Side)
4 499619 Bump-Engine
5 695276 Head-Cylinder
7 695166 .÷ Gasket-Cylinder Head
8 495788 Breather Assembly
9 272481 ° Gasket-Breather
10 691126 Screw (Breather Assembly)
11 691260 Tube-Breather
12 692232 • Gasket-Crankcase
13 691137 Screw (Cylinder Head)
15 691680 Plug-Oil Drain
16 691457 Crankshaft
20 399781 • Seal-Oil (PTO Side)
22 691092 BcYew(CTankcase Cover!
Sump)
23 692452 Flywheel
24 222698 Key-Flywheel
25 690021 Piston Assembly (Standard)
694167 Piston Assembly (.010. O.S.)
694168 Piston Assembly (,020 O.S.)
694169 Piston Assembly (.030" O.S.)
26 499631 Ring Set-Piston (Standard)
692785 P,ing Set-Piston (.010_,O.S.)
692786 Ring Set-Piston (.020 O.S.)
692787 Ring Set-Piston (.030" O.S.)
27 691866 Lock-Piston Pin
28 499423 Pin-Piston
29 499424 Rod-Connecting
32 691664 Screw (Connecting Rod)
32A 695789 Screw (Connecting Red
)
33 499642 Valve-Exhaust
34 499641 Valve-lnt eke
35 691304 Spring-Valve Intake
36 691304 Spring,Valve (Exhaust)
40 692194 Retainer-Valve
43 691997 Slinger-Govereor/Oil
46 690977 Tappet-Valve
46 694039 Camshaft
48 692745 Short Block (Replacement
Engine 121607-0560-E1)
51 692668 • O:_+Gasket-lntake
55 691421 Housing-Rewind Starter
56 692259 Rope-Starter (Cut to
Required Length)
60 261434 Grip-Staffer Pope
KEY PART
NO, NO. DESCRIPTION
65 690837 Screw (Rewind Starter)
95 691636 Screw (Throttle Valve)
97 499682 Shaft-Throttle
104 691242 _ Pin-Float Hinge
117 498978 Jet-Main (Standard
498975 Jet-Main (High Altitude
121 692703 Kit-Carburetor Overhau
122 692799 ° (aS+Spacer-Carburetor
125 694202 Carburetor
127 694468 Q Plug-Welch
130 691203 Valve-Thro81e
139 398187 Float-Carburetor
134 398188 O Valve-Needle/Seat
137 693981 Q:t:Gasket-Float Bowl
146 690979 Key-TIreing
155 695882 Plate-Cylinder Head
163 692667.0:l:÷Gasket-Air Cleaner
187 691050 Line-Fuel (Cut to Required
Length)
188 691147 Screw Control Bracket)
189 694543 Ba -Rocker Arm
190 690940 Screw (Fuel Tank)
202 691303 Link-Mechanical Governor
209 691851 Spring-Governor
222 692672 Bracket-Control
227 691467 Control Lever-Gevernor
236 691300 Cap-Valve
265 690798 Clamp-Casing
276 271716 (3/;Sealing Washer
287 690940 Screw (DipstickTube)
300 693982 Muffler
304 499677 Housing--Blower
305 690960 Screw (Blower Housing)
366 691232 Shield-Cylinder
307 590345 Screw(Cylinder Shield)
309 695550 Motor-Starter
310 692397 Belt (Starter Motor)
332 690662 Nut (Flywheel)
333 802574 Armature-Magneto
334 691061 Screw (Armature Magneto)
337 692051 Sparkplug
356 692390 Wire-Stop
356 694090 Engine Gasket Set
363 19069 Fly'wheelp_ller
365 691136 Screw (Carburetor)
383 19374 Wrench-Spark Plug
404 690272 Washer Governor Crank)
425 690670 Screw (Air Ceaner Cover)
RPM Settings:Low Speed: 1900-2100
High Speed: 3000-3200
Included in Bngir_ Gasket Set, Key. No.
358
O Included in Carburetor Overhaul Kit, Key.
No. 121
€ included in Carburetor Gasket Set, Key,
No. 977
+ Included in Valve Overhaul Kit, Key. No,
1095
NOTE: All componentdimensions given in U.S.
inches 1 inch = 25.4 rere
48