127A26073Washer, Flat (Use as required)
127A650570Washer, Flat (Use as required)
127650691Washer (Use as req., but not w/6021A screw)
128650690Washer, Belleville
129650727Screw, 5/16-18 x 1-3/4" (Use as requi red)
130650694AScrew, 5/16-18 x 2" (Use as required)
130A6021AScrew, 5/16-18 x 1-1/2" (Use as required, but do notuse with
650691 washer)
HM80-155162E Page 3 of 11
131A650713Screw, 5/16-18 x 5/8" (Use as require d)
Engine Parts List #1
131A792028Screw, 5/16-18 x 7/8" (Use as require d)
131650802Screw, 1/4-20 x 5/8" (Use as required )
131650737Screw, 1/4-20 x 1/2" (Use as required )
131650738Screw, 1/4-20 x 5/8" (Use as required )
13533636Resistor Spark Plug (RJ17LM)
13933369Bracket, Governor gear
140650836Screw, 10-24 x 1/2"
14927882Cap, Upper valve spring
149A27882Cap, Upper valve spring
15027881Spring, Valve
15132581Cap, Lower valve spring
16927896A* Gasket, Breather cover
17028423Body, Breather
17128424Element, Breather
17228425Cover, Valve spring
17335350Tube, Breather
174650128Screw, 10-24 x 1/2"
174650597Screw, 10-24 x 5/8"
17829752Nut & Lockwasher, 1/4-28
179B30593Clip, Primer line (Use as required)
18230088AScrew, 1/4-28 x 1"
18433263* Gasket, Carburetor
18533877Pipe, Intake
20033461AControl Bracket (Incl. 19, 19A, 203 & 204)
20331342Spring, Compression
204650549Screw, 5-40 x 7/16"
206610973Terminal Assy. (Use as required)
21027793Clip, Conduit
21128942Screw, 10-32 x 3/8"
223650378Screw, Torx T-30, 5/16-18 x 1-1/8 "
22427915A* Gasket, Intake pipe
26033375DBlower Housing (For electric starter)
261650788Screw, 5/16-18 x 3/4" (Use as require d)
26229747BScrew, 5/16-24 x 21/32"
26533272BCover, Cylinder head
27533756AMuffler
275C35824Muffler (Optional quiet muffler)
27631588Plate, Muffler locking
277A650696Screw, 5/16-18x2-3/4" (Used with 276A )
277650729Screw, 5/16-18 x 3-3/16"
28133013Cover, Starter bubble
282650760Screw, 8-32 x 3/8"
Ref # Part NumberQtyDescription
286B33662Hub & Screen Assy., Starter
28729752Nut & Lockwasher, 1/4-28
29029774Fuel Line (Braided 8-1/4")(21 cm)(As req.)
29030705Fuel Line (Braided 16")(41 cm)(Use as req.)
29030962Fuel Line (Braided 32")(81 cm)(Use as req.)
29226460Clamp, Fuel line (Use as required)
298650665Screw, 1/4-15 x 7/8"
30034156AFuel Tank (Incl. 292 & 301) NOTE: These tanks were
builtwith different size fuel inlet openings. Tanks with the
1-3/16" I.D. opening use fuel cap 34210. Tanks with the
1-1/2" I.D. opening use fuel cap 35355.
301410144BFuel Cap (White Plastic)(Std)(1-1/2" I.D.)
30133032Fuel Cap (Red Plastic) (Spurt Resistant, Low Profile) (1-3/16"
HM80-155162E Page 4 of 11
Engine Parts List #1
I.D.)
30134210Fuel Cap (Red Plastic) (Spurt Resistant, High Profile)
(1-3/16" I.D)
30135355Fuel Cap (Red plastic) (1-1/2" I.D.)
30629673* Gasket, Oil fill
31031297Dipstick (Incl. 306)
32529443Clip, Fuel line (Use as required)
32534246Clip, Ground wire (Use as required)
34034154Plate, Fuel tank mounting
34134155Bracket, Fuel tank mounting
342650561Screw, 1/4-20 x 5/8"
370J34870Decal, Instruction Can be used on HM80 with diecast starter.
37034346Decal, Instruction
379631021Inlet Needle, Seat & Clip Assy.
380631979Carburetor (Incl. 184) (Refer to Division 5, Section A, page
150 for breakdown or Fiche18A-1, Grid E-7)
390590479Rewind Starter (Refer to Division 5, Section C, page 30 for
breakdown or Fiche 18A-1, Grid G-5)
40033279GGasket Set (Incl. items marked*)
40835570Screen Seal (Can be used on HM80 with stamped steel
recoil starter)
40935569Spacer (Can be used on HM80 with stamped steel recoil
41135568Debris Screen (Can be used on HM80 with stamped steel
recoil starter)
413650907Screw, 5/16-18 x 1-5/8" (Can be used on HM80 with
stamped steel recoil starter)
420730225SAE 30, 4-Cycle Engine Oil (Quart)
421730226SAE 5W30, 4-Cycle Engine Oil (Quart)
425730572Starter Muff Kit (Incl. 370J, 426 & 4 27) (Can be used on
HM80 with die cast starter)
429650868Screw, 8-18 x 1-1/8" (3 Required) (Use as required) (Refer to
Mechanics Handbook for installation instructions).
Ref # Part NumberQtyDescription
430611077Alternator, Add on (Use as required) (Refer to Mechanics
Handbook for installation instructions).
431590609Centering tube (Use with engines equipped with die cast
aluminum starter)(Use as required) (Refer to Mechanics
Handbook for installation instructions)
431590610Centering tube (Use as required) (Refer to Mechanics
Handbook for installation instructions).
432611078A.C. Lighting Connector (Use as required) (Refer to
Mechanics Handbook for installation instructions).
432611079D.C. Charging Connector (Use as required) (Refer to
433590611Alternator Shaft (4.00") (Use with engines equipped with cast
433590636Alternator Shaft (Use with engines equipped with stamped
HM80-155162E Page 5 of 11
Engine Parts List #1
Mechanics Handbook for installation instructions).
aluminum starter)(Use as required) (Refer to Mechanics
Handbook for installation instructions).
steel starter)(Use as required) (Refer to Mechanics
Handbook for installation instructions).
HM80-155162EPage 6 of 11Engine Parts List #2
Ref # Part NumberQtyDescription
7431855Retainer, Bearing
97Lockwasher, Heavy split, #10 (Buy loc ally)
131650802Screw, 1/4-20 x 5/8" (Use as required )
131650737Screw, 1/4-20 x 1/2" (Use as required )
131650738Screw, 1/4-20 x 5/8" (Use as required )
174650128Screw, 10-24 x 1/2"
174650597Screw, 10-24 x 5/8"
227730127Air Cleaner Ass'y. (Incl.238,239,240,241,243,245 & 370)
277650729Screw, 5/16-18 x 3-3/16"
29226460Clamp, Fuel line (Use as required)
298650665Screw, 1/4-15 x 7/8"
370J34870Decal, Instruction Can be used on HM80 with diecast starter.
370B34387Decal, Instruction Can be used on HM80 with stamped steel
recoil starter.
39533329DStarter Motor Kit (110-120 Volt) This 110-120 volt starter
motor kit may have been added to this engine. It can be
added only if cylinder hasdrilled and tapped starter mounting
bosses and a ring gear flywheel. Refer to service number
stamped on end cap of motor, or on decal for identification.
Ref
40835570Screen Seal (Can be used on HM80 with stamped steel
recoil starter)
40935569Spacer (Can be used on HM80 with stamped steel recoil
41135568Debris Screen (Can be used on HM80 with stamped steel
recoil starter)
413650907Screw, 5/16-18 x 1-5/8" (Can be used on HM80 with
stamped steel recoil starter)
Ref # Part NumberQtyDescription
415730130Exh.Adapter Kit (Incl.274,277)(Use as req.)
425730572Starter Muff Kit (Incl. 370J, 426 & 4 27) (Can be used on
HM80 with die cast starter)
429650868Screw, 8-18 x 1-1/8" (3 Required) (Use as required) (Refer to
Mechanics Handbook for installation instructions).
430611077Alternator, Add on (Use as required) (Refer to Mechanics
Handbook for installation instructions).
431590609Centering tube (Use with engines equipped with die cast
aluminum starter)(Use as required) (Refer to Mechanics
Handbook for installation instructions)
431590610Centering tube (Use as required) (Refer to Mechanics
HM80-155162E Page 8 of 11
Engine Parts List #2
Handbook for installation instructions).
432611078A.C. Lighting Connector (Use as required) (Refer to
Mechanics Handbook for installation instructions).
432611079D.C. Charging Connector (Use as required) (Refer to
Mechanics Handbook for installation instructions).
433590611Alternator Shaft (4.00") (Use with engines equipped with cast
aluminum starter)(Use as required) (Refer to Mechanics
Handbook for installation instructions).
433590636Alternator Shaft (Use with engines equipped with stamped
steel starter)(Use as required) (Refer to Mechanics
Handbook for installation instructions).
HM80-155162EPage 9 of 11Engine Parts List #3
Ref # Part NumberQtyDescription
156610842Magneto (Incl. 377 & 378) NOTE: The complete magneto is
not available as an assembly. The magneto number is shown
for reference purposes only. Order component parts
individually, as shown in parts list. (Refer to Division 5,
Section B, page 28 for breakdown or Fiche 18A-1, Grid G-1)
18633371Link, Governor
20331342Spring, Compression
204650549Screw, 5-40 x 7/16"
206610973Terminal Assy. (Use as required)
20733878Link, Governor-to-throttle
21027793Clip, Conduit
21128942Screw, 10-32 x 3/8"
26033375DBlower Housing (For electric starter)
29029774Fuel Line (Braided 8-1/4")(21 cm)(As req.)
29030705Fuel Line (Braided 16")(41 cm)(Use as req.)
29030962Fuel Line (Braided 32")(81 cm)(Use as req.)
301410144BFuel Cap (White Plastic)(Std)(1-1/2" I.D.)
30133032Fuel Cap (Red Plastic) (Spurt Resistant, Low Profile) (1-3/16"
I.D.)
30134210Fuel Cap (Red Plastic) (Spurt Resistant, High Profile)
(1-3/16" I.D)
30135355Fuel Cap (Red plastic) (1-1/2" I.D.)
313A33876Gasket, Stator
33935038Spacer, Tank
34134155Bracket, Fuel tank mounting
342650561Screw, 1/4-20 x 5/8"
370J34870Decal, Instruction Can be used on HM80 with diecast starter.
370B34387Decal, Instruction Can be used on HM80 with stamped steel
recoil starter.
37730547AContact Assy., Breaker
37830548BCondenser
40835570Screen Seal (Can be used on HM80 with stamped steel
recoil starter)
40935569Spacer (Can be used on HM80 with stamped steel recoil