HMXL70-132503 Page 1 of 8 Engine Parts List #1 Ref # 1 3 4 4A 5 6 6 6 7 8B 8 8A 9 9 9 9A 9A 9A 10 11 11 11 17 18 18A 19 19A 20 21 22 23 24 25 26 27 33 33A 34 35 36 37 38 39 40 41 42 43 49 Part Number 35488 27642 35319 35400 27652 29536 35256A 35326 650561 33245 35442B 29783 34552 34553 34554 34329A 34330A 34331A 27888 34332 34333 34334 35373A 35374 32590 650908 650882 34034 35375 33273A 650128 35262 35376 35377 35319 30699C 30699B 30700 650494 29642 31845 30588A 30590A 29193 35378 33369 650836 29916 Qty Description Cylinder (Incl. 3,4,4A,5)(3-1/8")(CI liner) Plug, Pipe (1/4-18) Seal, Oil Bushing, Crankshaft Pin, Dowel Blower Housing Baffle (No knock-out for electric start) (Use as required) Blower Housing Baffle (With knock-out for electricstart) (Use as required) Baffle, Blower housing Screw, 1/4-20 x 5/8" HMXL70-132503 PageGear8 Crankshaft 2 of (Used on early produc tion) Engine Parts List #1 Crankshaft Crankshaft Gear Pin (Used on early pr od.) Piston, Pin & Ring Set (Std.) (3-1/8" ) Piston, Pin & Ring Set (.010" OS) Piston, Pin & Ring Set (.020" OS) Piston & Pin Ass'y. (Std.)(Incl.10)(3 -1/8") Piston & Pin Ass'y. (.010" OS) (Incl. 10) Piston & Pin Ass'y. (.020" OS) (Incl. 10) Ring, Piston pin retaining Ring Set (Std.) (3-1/8" Bore) Ring Set (.010" OS) Ring Set (.020" OS) Rod Assy., Connecting (Incl. 18, 19 & 19A) Dipper, Oil Plate, Lock & Oil dipper (This plate may be replaced by No. 34242 oil dipper but No. 650662C screw must be used.) Bolt, Connecting rod (1 pc.) Bolt, Connecting rod (2 pcs. on early production;1 pc. on current production) Lifter, Valve Camshaft (MCR) Extension, Blower housing Screw, 10-24 x 1/2" * Gasket, Cylinder cover Cover, Cylinder (Incl. 26, 27, 37, 58 A & 59) Bushing, Crankshaft Seal, Oil Rod Assy., Governor (Incl. 34 & 35) Rod, Governor (This one piece governor rodis no longer used. It is replaced by No. 30699C assembly, Ref. No. 5A.) Yoke, Governor Screw, 6-40 x 5/16" Ring, Retaining Shaft, Mechanical governor Spool, Governor Washer, Flat Ring, Retaining Gear Assy., Governor (Incl. 39) Bracket, Governor gear Screw, 10-24 x 1/2" Clamp, Governor lever Ref # 50 51 52 53 54 55 56 57 58 59 66 66 67 67 68A 68 69 70 76 77 77B 78 79 80 81 82 82A 83 95 96 97 98 98 98 99 100 101 102 103 104 105 106 107 109 114 115 117 119 120 130 133 134 135 Part Number 29826 29216 33454 29918 650548 30322 650832 650833 34974 29673 27878A 27880A 34035 34036 34689 27882 27881 32581 32589 29443 35558 611090 650880 650881 650872 35135 610118 650814 35557 34041A 34030 650692 6021A 650711 33636 650691 650727 650690 650694A 27896A 28423 28424 28425 650128 29752 26756 34707 650378 27915A 34833A 34664 31342 650549 Description Screw, 10-32 x 3/4" Locknut, 10-32 Lever Assy., Governor Lockwasher, No. 8 E.T. Screw, 8-32 x 5/16" Locknut, 8-32 Screw, 1/4-20 x 1-11/16" Screw, 1/4-20 x 1-3/16" Dipstick (Incl. 59) * Gasket, Oil fill Exhaust Valve (Std.) (Incl. 70) Exhaust Valve (1/32" OS) (Incl. 70) HMXL70-132503 Page 3(Std.) (Incl. 70) Intake Valve of 8 Engine Parts List #1 Intake Valve (1/32" OS) (Incl. 70) Seal, Assy., Intake valve Cap, Upper valve spring Spring, Valve Cap, Lower valve spring Key, Flywheel Clip, Fuel line Retainer, Wire Flywheel Washer, Lock Nut, Hex, 5/8-18 Stud, Solid State mounting Solid State Assy. Cover, Spark plug (Use as required) Screw, Torx T-15, 10-24 x 1" Ground Wire * Gasket, Cylinder head Head, Cylinder Screw, 5/16-18 x 1-3/4" (Use as requi red) Screw, 5/16-18 x 1-1/2" (Use as required, but do notuse No. 650691 washer.) Screw, 5/16-18 x 1-5/8" (Use as required) (Can use No. 6021A but discard No. 650691 washer.) Resistor Spark Plug (RJ-8C) Washer (Use as req.) (Do not use w/60 21A) Screw, 5/16-18 x 1-3/4" (Use as requi red) Washer, Belleville Screw, 5/16-18 x 2" * Gasket, Breather Body, Breather Element, Breather Cover, Breather Screw, 10-24 x 1/2" Nut, Whiz lock, 1/4-28 Gasket, Carburetor Pipe, Intake Screw, Torx T-30, 5/16-18 x 1-1/8" * Gasket, Intake Blower Housing (For electric starter) Control Bracket (Incl. 134, 135, 136 & 138) Spring, Compression Screw, 5-40 x 7/16" Qty Ref # 136 137 138 139 141 142 144 145 146 153 154 158 168 169 169 169 169 170 171 172 173 174 175 Part Number 610973 650821 34663 34667 27793 28942 29747B 33013 650760 28545 650760 34586 33272A 650737 650738 650713 650802 34154 650713 34155 650561 650665 34186A Description Terminal Assy. (Use as required) Screw, 10-32 x 1/2" Spring, Speed control Link, Governor Clip, Conduit Screw, 10-32 x 3/8" Screw, 5/16-24 x 21/32" Cover, Starter bubble Screw, 8-32 x 3/8" Grommet, Plastic Screw, 8-32 x 3/8" Rod, Choke HMXL70-132503 Page 4 ofhead Cover, Cylinder 8 Engine Parts List #1 Screw, 1/4-20 x 1/2" (Use as required ) Screw, 1/4-20 x 5/8" (Use as required ) Screw, 5/16-18 x 5/8" (Use as require d) Screw, 1/4-20 x 5/8" (Use as required ) Plate, Upper fuel tank mounting Screw, 5/16-18 x 5/8" (Use as require d) Bracket Assy., Lower fuel tank mtg. Screw, 1/4-20 x 5/8" Screw, 1/4-15 x 7/8" Fuel Tank (Incl. 176 & 178) NOTE: These tanks were built with different size fuel inlet openings. Tanks with the 1-3/16" I.D. opening use fuel cap 33032 or 34210. Tanks with the 1-1/2" I.D. opening use fuel cap 35355. Fuel Cap (Red Plastic) (Spurt Resistant, Low Profile) (Use as required) Fuel Cap (White Plastic) (Std) (Use a s req.) Fuel Cap (Ref Plastic) (Spurt Resistant, High Profile) (Use as required) Fuel Cap (Red Plastic) (Use as requir ed) Fuel Line (Use as required) (8.25") ( 21 cm) Fuel Line (Use as required) (16.0") ( 41 cm) Fuel Line (32.0") (81 cm) Clamp, Fuel line (Use as required) * Gasket, Exhaust (Use as required) Muffler Plate, Muffler locking Screw, 5/16-18 x 3-3/16" Cup, Starter Screen, Starter (Stationary) Nut, Whiz lock, 1/4-28 Plug, Starter Decal, Name Inlet Needle, Seat & Clip Assy. Carburetor (Incl. 115) (Refer to Division 5, Section A, page 186 for breakdown) Rewind Starter (Refer to Division 5, Section C, page 30 for breakdown) * Gasket Set (Incl. items marked *) Qty 176 176 176 176 177 177 177 178 186 187 188 189 194 195A 196 199 260G 273 274 276 280 33032 410144B 34210 35355 29774 30705 30962 26460 27930A 33280A 31588 650729 35287 35446 29752 35392 35532 631021 632464 590633 33279G HMXL70-132503 Page 5 of 8 Engine Parts List #2 Ref # 108A 108B 134 135 136 141 142 158 177 177 177 190B 190C 190 190A 193 260B Part Number 34696 32446 31342 650549 610973 27793 28942 34586 29774 30705 30962 33323 650578 391026 33700 34479 34704 Description Tube, Breather Grommet, Breather tube Spring, Compression Screw, 5-40 x 7/16" Terminal Assy. (Use as required) Clip, Conduit Screw, 10-32 x 3/8" Rod, Choke Fuel Line (Use as required) (8.25") ( 21 cm) Fuel Line (Use as required) (16.0") ( 41 cm) Fuel Line (32.0") (81 cm) Screen, Muffler (Use as required) HMXL70-132503 Page 6 of 8 (Use as required) Screw, 8-18 x 3/8" Engine Parts List #2 Muffler (Incl. 190A, 190B & 190C) (This spark arrestor mufflercan be used on any model) Cover & Tube, Muffler (Use as require d) Spark Arrestor Kit (Fits "L" shaped m ufflers) Decal, Air cleaner Qty HMXL70-132503 Page 7 of 8 Engine Parts List #3 Ref # 78 81 82A 82 83 231 237 243 244 245 246 247 248 249 250 251 252 253 255A 255B 255C 255 256E 256D 256 256C 256B 256A 260B 278 Part Number 611090 650872 610118 35135 650814 27272A 650513 35044 34699 34698A 30675 34697 650163 650851 35045 650852 650825 34687 34869 34870 730572 34387 650907 730573 35570 35569 35568 34704 33329D Description Flywheel Stud, Solid State mounting Cover, Spark plug (Use as required) Solid State Assy. Screw, Torx T-15, 10-24 x 1" * Gasket, Air cleaner Nut, Wing, 1/4-20 Air Cleaner Elbow Assy.(Incl.244,245, 246,250) Pop Rivet (1/8" dia.) (Can be bought locally) Bracket, Air cleaner * Gasket, Air cleaner elbow Fitting, Breather tube HMXL70-132503 Page 8 of 8 Elbow, Air cleaner Engine Parts List #3 Screw, 10-32 x 7/8" Stud, 1/4-20 x 8.1 Bracket, Air cleaner Nut, 1/4-20 Nut & Lockwasher, 1/4-20 Air Cleaner, Starter Can be used on HM70 with diecast starter Bracket, Starter air cleaner Can be used on HM70 with diecast starter Instruction Decal Can be used on HM70 with diecast starter. Starter Muff Kit (Incl. 255A, 255B, & 255C) Can be used on HM70 with diecast starter Instruction Decal Can be used on HM70 with stamped steel recoil starter. Screw, 5/16-18 x 1-5/8" Can be used on HM70 with stamped steel recoil starter Debris Screen Kit (Incl. 256A thru 25 6E) HM70 with stamped steel recoil starter Can be used on Qty Seal, Screen Can be used on HM70 with stamped steel recoil starter Spacer, Screen Can be used on HM70 with stamped steel recoil starter Debris Screen Can be used on HM70 with stamped steel recoil starter Decal, Air cleaner Starter 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 has been added (see #279). Refer to service number stamped on end cap ofmotor, or decal fo Flywheel (Ring gear flywheel requiredon engine using 110-120 Volt starter motor kits listed above.) (Use on Std. point ignition) Flywheel (Minimum ring gear flywheel required on engine using 110-120 Volt starter motor kits listed above.) (Use on Solid State ignition) 279 610847 279 611091 ...