Illustrated Parts Manual

Transcription

1 Illustrated Parts Manual Two Stage Snow Throwers Storm 2410, Storm 2620 & Storm 2840 TROY-BILT LLC, P.O. BOX CLEVELAND, OHIO Printed In USA Form No (May 09, 2013)

2 To The Owner Thank You Thank you for purchasing an MTD Snow Thrower. It was carefully engineered to provide excellent performance when properly operated and maintained. All information in this manual is relative to the most recent product information available at the time of printing. Please be aware that this Illustrated Part s Manual may cover a range of product specifications for various models. Table of Contents N/P/Q-Style Panel... 4 Auger & Auger Housing Way & 4-Way Extended Chute... 8 Standard 2-Way Chute...10 Drive System...12 Record Product Information To ease in ordering replacement parts, please locate the model plate on the equipment and record the information in the provided area to the right. You can locate the model plate by looking beneath the seat. Components listed and/or illustrated in this manual may not be applicable to all models. We reserve the right to change product specifications, designs and equipment without notice and without incurring obligation. Throughout this manual, all references to right (RH) and left (LH) are observed from the operating position. Engine Model 270-SUA...16 Engine Model 265-SUA Engine Model 478-SUB Engine Model 370-SUC Model Number Serial Number Painted Parts When ordering painted service parts, a four digit color suffix must be added to the part number (e.g. 783-XXXXX-0637). Please refer to the table below for current color codes: 0637 Black 0709 Dark Green (Bolens, Yard-Man) 0662 Oyster Gray (MTD Gold) 0638 Red (Yard Machines, Huskee, Troy-Bilt, MTD) 0691 Black Jack (MTD Gold, MasterCut) 0674 Yellow (Yard-Man) 0650 Metallic Red (White Outdoor) 0629 Silver Flake (MTD Platinum) Day Orange (Daedong) Flint Mica (Troy-Bilt XP) 2

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4 N/P/Q-Style Panel

5 N/P/Q-Style Panel Screw, Taptite, 5/16-18 x B Clutch Lock, RH A Clutch Lock, LH A Handle Panel w/ Light B Handle Panel w/o Light B Auger Engage C Drive Engage Pivot Rod Screw, Plastite, 8-16 x Screw, Taptite, 1/4-20 x Screw, x Screw, x Screw, 1/4-20 x Nut, Flange Lock, 1/ A Nut, Hex, 1/ Click Pin,.092 x Shift Knob Cable Tie, Lamp, 12.8V Screw, Carriage, 5/16-48 x Heated Grip Switch Heated Grip Grip Lamp Socket Cable Tie, Push Mount D Plate, Lock B Cam, Clutch Lock Compression Spring,.39 x.60 x C Clutch Lock Spring Torsion Spring, x A Rubber Bumper Washer, Flat,.385 x Screw, Shield,.374 x Screw, Shoulder,.437 x x 1/ A Speed Selector Cable C Panel Bracket B Shift Lever Wing Knob B Lower Handle A Upper RH Handle A Upper LH Handle Lens Panel, Troy-Bilt X41805 Lens Label, Troy-Bilt Harness Assembly, Not Shown Heated Grips Harness, Not Shown 5

6 Auger & Auger Housing

7 Auger & Auger Housing Cleanout Tool Mount A Impeller Assembly, 12" Hex Screw, x Hex Washer Screw, x Carriage Bolt, x Flange Lock Nut, Flange Lock Nut, 3/ Bow-Tie Cotter Pin Cable Tie, 3 16 x.05 x Push Nut,.25 Dia Extension Spring Wave Washer,.625 x.885 x Bell Washer,.340 x.872 x Chute Cleanout Tool Shoulder Bolt,.496 x.336 x Shoulder Screw,.625 x.17 x A Shear Pin,.25 x Hex Flange Bearing,.75 ID Ball Bearing,.75 ID x 1.85 OD Idler Pulley, 2.75 OD Bearing Housing, 1.85 ID A Auger Idler Bracket Flange Bearing,.75 ID x 1.0 OD x Skid Shoe Deluxe Skid Shoe Carriage Screw, x Flange Lock Nut, 1/ D Chute Adapter, 5" Chute Adapter, 5" (4-way) Carriage Screw, 5/16-18 x Flat Washer,.349 x.879 x Plastic Bushing,.380 ID Chute Crank Bracket Flange Bearing,.50 ID x.75 OD x A Auger Drive Cable B Gearbox Assembly, 24" B Gearbox Assembly, 26" A Gearbox Assembly, 28" Spiral Assembly, LH Spiral Assembly, RH Auger Housing Assembly, Auger Housing Assembly, Auger Housing Assembly, Spacer, x.75 ID x Flat Washer,.76 x 1.49 x A Flange Bushing,.800 ID x.910 OD A Bearing Housing, 1" Shave Plate, 24" Shave Plate, Shave Plate, 28" A Housing Assembly, RH A Housing Assembly, LH Hex Washer Screw, x Auger Axle, 24" Auger Axle, 26" Auger Axle, 28" Hi-Pro Key Dowel Pin,.25 OD x 1.25 LG Worm Shaft,.75 OD Worm Gear 20 T Thrust Collar,.756 ID x Plug, 1 4 x Oil Seal,.75 x x Flat Washer,.760 ID x 1.50 ID Flat Washer,.51 x 1.12 x.06 7

8 Way & 4-Way Extended Chute

9 2-Way & 4-Way Extended Chute A Chute Support Bracket (lrg. block) A Chute Support Bracket (small block) Chute Control, 4-Way Bolt, Carriage, 5/16-18 x 1.50, 4-Way Bolt, Carriage, 5/16-18 x.750, 2-Way Bolt, Carrier, 5/16-18 x Screw, Hi-Lo, 1/4-15 x Hex Head Screw, 1/4-20 x Hex Head Screw, 5/16-24 x * Screw, Hi-Lo, 1/4-15 x A Clevis Pin, 3/8 x Nut, Flange Lock, 5/ Nut, Flange Lock, 1/ Wing Nut, 1/ Internal Cotter Pin Bow-Tie Cotter Pin Wing Knob, 5/ A Chute, Upper, 4-Way A Chute, Upper, 2-Way A Chute, Lower * Cable Guide, Chute Tilt * Washer, Flat,.349 x Washer, Flat,.25 x Screw, Shoulder,.312 x 3.5 x 1/ Chute Rod, 3/8 Hex * Cable Bracket A Screw, x Hex Shaft Hexlock Nut, 1/ Gear, 14 T Worm Gear Cover A Pawl Lock C Torsion Spring,.721 ID x Washer, Flat,.625 x 1.0 x Screw, Shoulder,.34 x.95 x 1/ Hex Bearing A Flange Bearing B Cable Lock B Gear Bracket A Chute Control, 4-Way Chute Control, 2-Way Screw, #8 x Screw, 8-32 x A Joystick Plug Joystick Trigger A Chute Rotation Gearbox B* 4-Way Cable Cable Clip A Shift Assembly, 4-Way Shift Assembly, 2-Way Gear Set Assembly Handle Housing Assembly, 4-Way Handle Housing Assembly, 2-Way Screw, #8-18 x Pin, Roll Block, Asm Joint Pin, Roll Not Shown * If Equipped 9

10 Standard 2-Way Chute

11 Standard 2-Way Chute B Lower Chute Assembly B Lower Chute Carriage Bolt, x Carriage Bolt, x Flange Lock Nut, Wing Knob A Upper Chute A Flange Keeper Chute Crank Cotter Pin,.072 x A Crank Knob Push Cap, Rubber Grommet Flat Washer,.375 x.738 x Eye Bolt Carriage Screw, 5/16-18 x Flat Washer,.349 x.879 x Plastic Bushing,.380 ID Chute Crank Bracket 11

12 12 Drive System Engine Shown For Reference Only

13 Drive System Disc Assembly, Friction Wheel C Friction Wheel Assembly, 5.5 OD B Friction Wheel Support Bracket A Rod Shift Assembly Screw, 5/16-24 x Taptite Screw, 1/4-20 x Taptite Screw, 1/4-20 x Flange Lock Nut, 3/ A Flange Nut, 5/ Hi-pro Key, 3/16 x 3/4 Dia E-Ring Retaining E-Ring,.875 Dia E-Ring,.750 Dia A Hex Shaft, 7-Tooth Gear, 80-Tooth Speed Nut, Extension Spring A Torsion Spring,.750 x Axle Spacer Flat Washer,.793 x 1.24 x Flat Washer,.75 x 1.00 x Washer, Flat,.385 x.62 x Belt Cover A Shoulder Screw,.368 x.113, 1/ A Shoulder Screw, 1/4-28,.340 x Hex Flange Bearing Ball Bearing, 17 x 40 x Wheel Clutch Cable, Hex Head Screw, 1/4-20 x Spacer,.508 ID x.75 OD x Cable Roller A Auger Cable Front Guide Bracket C Frame A Auger Cable Guide Bracket C Drive Cable Guide Bracket Frame Cover Flange Lock Nut, 5/ Flange Lock Nut, 1/ Washer, Flat,.469 x.875 x A Speed Selector Pivot Bracket A Speed Selector Shift Bracket Idler Pulley Assembly Hex Screw, 3/8-24 x A Sems Screw, 3/8-16 x Hex Screw, 5/16-24 x Hex Screw, 1/4-20 x Shoulder Screw, 5/16-24 x Push-on Nut,.25 Dia Belt Cover, 4-Way lrg. block Belt Cover, 4-Way A Belt Cover, Standard A Torsion Spring,.850 ID x Plug, 3/8 ID Plug, 1/2 ID Lock Washer, 5/ A Flat Washer,.45 x 1.5 x Washer, Lock, 1/ Flat Washer,.34 x 1.50 x Washer, Flat,.760 x 1.49 x A Adapter Pulley,.75 Dia B Shoulder Spacer,.3175 x.5 x Spacer,.875 ID x OD A Spacer,.340 x.750 x Shoulder Space,.260 x.785 x Auger Drive Belt, 4-Way lrg. block Auger Drive Belt, Standard A Wheel Drive Belt, 4-Way lrg. block Wheel Drive Belt, Standard Auger Drive Pulley, 8.1 x Pulley Half, OD Pulley Half, 3/8 x OD D Wheel Drive Idler Bracket Cover Plate, 4-Way lrg. block A Cover Plate, Standard Hex Head Screw, 1.25 x Washer, Flat,.330 x.630 x Cable Guide Cable Guide Cont d on next page 13

14 Drive System A Friction Disc Bearing Pin Ball Bearing, 30 x 55 x A Bearing Assembly Taptite Screw, 5/16-18 x Friction Wheel Rubber C Friction Wheel Plate Spacer, 1.25 x.75 x Axle,.75 x Washer, Flat,.38 x 1.38 x B Hex Head Screw, 5/16-24 x A-0911 X-Trac Wheel, 13 x 4 x 6, LH A-0911 X-Trac Wheel, 13 x 4 x 6, RH A-0911 X-Trac Wheel, 15 x 5 x 6, LH A-0911 X-Trac Wheel, 15 x 5 x 6, RH X-Trac Wheel, 16 x 4.8 x 8, LH X-Trac Wheel, 16 x 4.8 x 8, RH 14

15 Notes 15

16 Engine Model 270-SUA Muffler Assembly Muffler Assembly Muffler Stud Muffler Stud Kit Muffler Gasket Nut - M Bolt - M6 X 12 Zin B Muffler Shroud 16

17 270-SUA Carburetor Assembly Carburetor Kit - Deni Carburetor Kit - Huayi c e g h i d f a b m n j k l o p qr s t u x y v w Stud-Carb Stud - M6 X Gasket-Carb Insulator Carburetor Insulat A Carburetor Gasket A Primer Primer Bulb A Carburetor Assembly - Huayi A Carburetor Assembly - Deni Carburetor Gasket Bracket - Choke Control Carburetor Kit - Deni (Incl. h,n,o,p,q,r,s,t,u,x) A Carburetor Kit - Huayi (Incl. h,n,o,p,q,r,s,t,u,x) a n/a Choke Shaft b n/a Choke Plate c n/a Throttle Shaft d n/a Throttle Plate e Screw M3 5 f Lock Washer g n/a Gasket, Throttle Plate h n/a Idle Jet Assembly i n/a Idle Speed Adjusting Screw j n/a Mixture Screw k Primer Hose l Hose Clamp m n/a Carburetor Body n n/a Float Pin o n/a Emulsion Tube p Float Needle Valve q n/a Main Jet r n/a Needle Valve Spring s n/a Float t Fuel Bowl Gasket u n/a Fuel Bowl v Fuel Bowl Gasket w Fuel Bowl Mounting Bolt x Fuel Drain Plug Gasket y Fuel Drain Plug 17

18 270-SUA Crankcase Gasket Kit-Complete Gasket Kit-External Complete Engine

19 270-SUA Crankcase Piston Ring Set Piston Pin Snap Ring Piston Piston Pin Bolt - M6 X 12 Zin Shield - Air Connecting Rod Assembly Governor Shaft Washer Governor Seal Cotter Pin Camshaft Assembly Bearing Key:Flywheel A Crankshaft Kit (Incl. 62,63,64,74,79) Governor Gear/Shaft Pin-Dowel Dowl Pin 9X Crankcase Cover Gasket Crankcase Cover Crankcase Cover Kit (Incl. 62,68-74) Bolt Oil Fill Plug Assembly O-Ring 15.8 X Oil Seal Crankcase Kit (Incl. 59,62,74,75,79) B Shortblock Assembly (Incl. 4,21,27-29,44,46, 47,50-53,56-79) Oil Drain Pipe Washer Bolt - Drain Plug Oil Seal Oil Drain Assembly A Gasket Kit-Complete (Incl. 4,21,27-29,32,44, 58,59,68,74,77,79) B Gasket Kit-External (Incl. 4,21,27-29,32,77) Z270-SUA Complete Engine 19

20 270-SUA Fuel Tank & Mounting Throttle Control Assembly Bolt-M6 X Shield - Governor Governor Spring Spring-Throttle Return Rod-Governor Bracket - Governor Nut - M Bolt - M6 X 21 Gov Hose Clamp-Carb Kit-Fuel Line Bolt - M6 X 12 Zin Engine/Dipstick Cover Bolt Bolt - M6 X 12 Zin Oil Fill Tube Assembly O-Ring Dipstick Tube O-Ring Dipstick Dipstick Assy Fuel Cap Fuel Level Indicator B Fuel Tank 20

21 270-SUA Flywheel & Blower Housing Ignition Coil Shield - Air Flow Bolt Bolt - Flange M Flywheel Cooling Fan Starter Cup Nut - M Bolt - M6 X 12 Zin A Fan Cover Complete Flat Washer-Recoil Flange Bolt M Recoil Start Assembly 21

22 270-SUA Cylinder Head a b Gasket Kit-Complete 132 -Gasket Kit-External Complete Engine 45 22

23 270-SUA Cylinder Head Flange Bolt M A Valve Cover 3a Hose-Breather 3b Clamp-Breather Hose Valve Cover Gasket Intake Valve Spring Retainer Rocker Arm Assembly Nut - Pivot Lockin Nut - Valve Adjust Rocker Arm Bolt - Pivot Exhaust Valve Adjuster Exhaust Valve Spring Retainer Valve Spring Intake Valve Seal Bolt - M8 X 55 Zin Push Rod Guide B Cylinder Head Assembly (Incl. 4-14,16,17,21,27-29, 44,48,49) Plug:Spark Gasket-Cylinder Head Kit-Push Rod Tappet Pin-Dowl 10 X A Valve Kit A Valve Kit Valve Cover Kit A Gasket Kit-Complete (Incl. 4,21,27-29,32,44, 58,59,68,74,77,79) B Gasket Kit-External (Incl. 4,21,27-29,32,77) Z270-SUA Complete Engine 23

24 270-SUA Engine Shroud Shroud-Engine Nut Choke Knob Throttle Knob Switch-Ignition Ignition Key Switch Push Rod-Choke Air Filter Heating Bolt-M6 1X28M Spec 24

25 270-SUA Starter Bolt - Flange M Flexible Clamp Bracket - Switch Housing Mount Nut Screw M4 X Screw - M4 X Bolt-M6 X Pin - Dowel A Electric Starter Bolt - M6 X 12 Zin Shield - Blower Housing 25

26 Engine Model 265-SUA Muffler Assembly Muffler Assembly Stud M Muffler Stud Kit Exhaust Pipe Gasket Nut, M Bolt M B Muffler Shield 26

27 265-SUA Carburetor Assembly Carburetor Kit c e g h i d f a b m n j k l o p qr s t u x y v w Stud M Stud M Carburetor Insulator Gasket Carburetor Insulator A Carburetor Gasket A Primer Assembly Primer Bulb Carburetor Assembly Carburetor Gasket Plate Choke Control Carburetor Kit (Incl.h,n,o,p,q,r,s,t,v,x) a n/a Choke Shaft b n/a Choke Plate c n/a Throttle Shaft d n/a Throttle Plate e Screw M3 6 f Lock Washer g n/a Gasket, Throttle Plate h n/a Idle Jet Assembly (0.34) i n/a Idle Speed Adjusting Screw j n/a Primer Pipe k Primer Hose l Hose Clamp m n/a Carburetor Body n n/a Float Pin o n/a Emulsion Tube (P18-019) p Needle Valve q n/a Main Jet (#73) r n/a Needle Valve Spring s n/a Float t Fuel Bowl O-Ring u n/a Fuel Bowl v Fuel Bowl Mounting Bolt Gasket w Fuel Bowl Mounting Bolt x Fuel Bowl Drain Bolt Gasket y Fuel Bowl Drain Bolt 27

28 265-SUA Crankcase Gasket Kit-Complete Gasket Kit-External Complete Engine

29 265-SUA Crankcase Piston Ring Set Piston Pin Snap Ring Piston Piston Pin Bolt M Air Shield Connecting Rod Assembly Governor Arm Shaft Washer Governor Seal Cotter Pin Camshaft Assembly Radial Ball Bearing, Woodruff Key A Crankshaft Kit (Incl.62-64,74,79) Governor Gear/Shaft Assembly Dowel Pin Dowel Pin Crankcase Cover Gasket Crankcase Cover Crankcase Cover Kit (Incl. 62,68-74) Bolt M Oil Fill Plug Assembly O-Ring Oil Seal, A Crankcase Kit (Incl.59,62,74,75,79) B Short Block Assembly (Incl. 4,21,27-29,32,44, 46,47,80-53,56-79) Oil Drain Pipe Assy Washer Oil Drain Plug Oil Seal Oil Drain Assembly A Gasket Kit - Complete (Incl.4,21,27-29,32,44, 58,59,68,74,77,79) B Gasket Kit - External (Incl. 4,21,27-29,32,77) Z265-SUA Complete Engine 29

30 265-SUA Fuel Tank & Mounting Primer Bracket Bolt M Governor System Shield Governor Spring Throttle Linkage Spring Throttle Linkage Governor Arm Nut M Governor Arm Bolt Fuel Hose Clamp Fuel Line Kit Bolt M Dipstick Decoration Cover Bolt Bolt M Oil Fill Tube Assembly O-Ring Oil Fill Tube O-Ring Dipstick Assembly Fuel Cap Assembly Fuel Level Indicator B Fuel Tank Assembly 30

31 265-SUA Flywheel & Blower Housing Ignition Coil Assembly Air Flow Shield Bolt M Bolt M Flywheel Cooling Fan Starter Cup Nut, Special, M Bolt M A Blower Housing Gasket Bolt M Recoil Starter 31

32 265-SUA Cylinder Head a b Gasket Kit-Complete 133 -Gasket Kit-External Complete Engine 45 32

33 265-SUA Cylinder Head Bolt M A Valve Cover 3a Breather Hose 3b Breather Hose Clamp Valve Cover Gasket Valve Spring Retainer (Intake) Rocker Arm Assembly Nut, Pivot Locking Adjusting Nut,Valve Rocker Arm Bolt, Pivot Exhaust Lash Cap Valve Spring Retainer (Exhaust) Valve Spring Valve Seal (Intake) Bolt M Push Rod Guide Cylinder Head Assembly (Incl.4-14,16,17,21,27, 29,44,48,49) Spark Plug/F6Rtc Gasket, Cylinder Head Push Rod Kit Tappet Dowel Pin A Valve Kit A Valve Kit Valve Cover Kit A Gasket Kit - Complete (Incl.4,21,27-29,32,44, 58,59,68,74,77,79) B Gasket Kit - External (Incl. 4,21,27-29,32,77) Z265-SUA Complete Engine 33

34 265-SUA Engine Shroud Air Cleaner Housing Nut Choke Knob Throttle Control Knob Key Switch Key Choke Push Rod Heater Box Bolt M

35 265-SUA Starter Bolt M Wire Clip Switch Housing Mounting Bracket Nut, M Bolt M Bolt M Bolt M Dowel Pin A Electric Starter Bolt M Blower Housing Shield 35

36 Engine Model 478-SUB Muffler & Controls Bolt, M Muffler Shield Bolt M Throttle Control Knob Control Panel Key Key Switch Assembly Choke Knob Bolt M Exhaust Pipe Shield Carb Isolator Bracket Bolt M Muffler Assembly Nut, M8 36

37 478-SUB Carburetor Carburetor Kit Stud M Carburetor Insulator Gasket Carburetor Insulator Carburetor Gasket A Carburetor Assembly A Primer Assembly Primer Heater Box Choke Control Lock Washer Nut M A Carburetor Kit (Incl. i,j,p,q,r,s,t,u,v,x,z) a n/a Choke Shaft b Lock Washer c Screw M3 6 d n/a Choke Plate e n/a Throttle Shaft f n/a Throttle Plate g n/a Gasket h n/a Throttle Shaft Cover i n/a Idle Jet Rivet j n/a Idle Jet Assembly k n/a Idle Speed Adjusting Screw l n/a Primer Pipe m Primer Hose n Hose Clamp o n/a Carburetor Body p n/a Float Pin q n/a Emulsion Tube r n/a Needle Valve s n/a Main Jet t n/a Needle Valve Spring u n/a Float v Fuel Bowl Gasket w n/a Fuel Bowl x Fuel Bowl Gasket y Fuel Bowl Mounting Bolt z Fuel Drain Plug Gasket aa Fuel Drain Plug 37

38 478-SUB Crankcase Gasket Kit - Complete Gasket Kit - External Complete Engine

39 478-SUB Crankcase Connecting Rod Assembly Piston Piston Pin Snap Ring Piston Pin Piston Ring Set Governor Gear/Shaft Assembly Radial Ball Bearing Washer Cotter Pin Governor Seal Governor Arm Shaft Crankshaft Kit (Incl. 49,54,55,65,81) Woodruff Key Dowel Pin Dowel Pin Camshaft Assembly Crankcase Cover Gasket Washer Oil Fill Plug Assembly O-Ring Crankcase Cover Crankcase Cover Kit (Incl. 49,59,50,64-68) Oil Seal, Bolt M Bolt M Bolt M Bolt M Dipstick Clamp Bolt M Oil Fill Tube O-Ring Oil Fill Tube Assembly Dipstick O-Ring A Dipstick Assembly Crankcase Kit (Incl. 49,52,77,81) Short Block Assembly (Incl ,48-68,77-81,103, 106,107,109,111,124, ) Oil Drain Pipe Washer Oil Drain Plug Oil Seal Gasket Kit - Complete (Incl. 52,59,65,79,81,107, 109,124, ) Gasket Kit - External (Incl. 79,109,124, ) Z478-SUB Complete Engine 39

40 478-SUB Fuel Tank & Mounting Fuel Cap Assembly Fuel Level Indicator Bolt M Bushing Bushing Fuel Tank Assembly Governor Cover Rear Mainting Bracket Assy Decorate Cover Bolt M Bush Fuel Line Kit Fuel Hose Clamp Bolt M Gas Tank Support Bracket Nut M Governor Arm Bolt Governor Arm Governor Spring Throttle Linkage Spring Throttle Linkage Primer Bracket Bolt, M

41 478-SUB Starting System & Blower Housing Bolt M Electric Starter Bolt M Ignition Coil Assembly Ignition Coil Bolt Alternator Assembly Bolt M Bolt M Wire Plate Flywheel Cooling Fan Starter Cup Nut, Special, M Bolt M Bolt M Blower Housing Recoil Starter Gasket Bolt M

42 478-SUB Cylinder Head b a Gasket Kit - Complete Gasket Kit - External Complete Engine 42

43 478-SUB Cylinder Head Valve Kit Tappet Push Rod Kit Cylinder Head Kit (Incl.107,111,112,125) Cylinder Head Assembly (Incl.101,102,105,107, ,124, ) Dowel Pin Gasket, Cylinder Head Spark Plug/F6Rtc Exhaust Pipe Gasket Stud M Muffler Stud Assembly Bolt M Valve Seal (Intake) Valve Spring Retainer(Intake) Valve Spring Valve Spring Retainer Exhaust Lash Cap Push Rod Guide Rocker Arm Assembly Bolt, Pivot Rocker Arm Adjusting Nut,Valve Nut, Pivot Locking Valve Cover Bolt Valve Cover Gasket Valve Cover 126a Breather Hose 126b Breather Hose Clamp Air Shield Bolt M Valve Cover Kit Gasket Kit - Complete (Incl. 52,59,65,79,81,107, 109,124, ) Gasket Kit - External (Incl. 79,109,124, ) Z478-SUB Complete Engine 43

44 Engine Model 370-SUC Muffler & Air Housing Muffler Assembly Stud M Muffler Stud Exhaust Pipe Gasket Nut, M Bolt M B Muffler Shield Air Cleaner Housing Nut Choke Knob Throttle Control Knob Key Switch Assembly Key Choke Linkage Heater Box Bolt M

45 370-SUC Cylinder Head b Gasket Kit-Complete Gasket Kit-External Complete Engine a Bolt M A Valve Cover 3a Breather Hose 3b Hose Clamp Valve Cover Gasket Valve Spring Retainer (Intake) Rocker Arm Assembly Nut, Pivot Locking Adjusting Nut,Valve Rocker Arm Bolt, Pivot Exhaust Lash Cap Valve Spring Retainer (Exhaust) Valve Spring Valve Seal (Intake) Bolt M Push Rod Guide B Cylinder Head Asm (Incl. 4,21,27-29,32,44,58, 59,68,74,77,79) Spark Plug/F6Rtc Gasket, Cylinder Head Kit-Push Rod Tappet Dowel Pin A Valve Kit A Valve Kit Valve Cover Kit A Gasket Kit-Complete (Incl. 4-14,16,17,21,27-29,44,48,49) B Gasket Kit-External (Incl. 4,21,27-29,32,77) Z370-SUC Complete Engine 45

46 370-SUC Crankcase Gasket Kit-Complete Gasket Kit-External Complete Engine

47 370-SUC Crankcase Piston Ring Set Piston Pin Snap Ring Piston Piston Pin Bolt M Air Shield Connecting Rod Assembly Governor Arm Shaft Washer Governor Seal Cotter Pin Camshaft Assembly Radial Ball Bearing, Woodruff Key A Crankshaft Kit (Incl ,74,79) Governor Gear/Shaft Assembly Dowel Pin Dowel Pin Crankcase Cover Gasket Crankcase Cover Crankcase Cover Kit (Incl. 62,68-74) Bolt M Oil Filler Plug Assembly O-Ring Oil Seal, Crankcase Kit (Incl. 59,62,74,75,79) B Short Block Assembly (Incl. 4,21,27-29,44,46, 47,50-53,56-79) Oil Drain Pipe Washer Oil Drain Plug Oil Seal Oil Drain Assembly A Gasket Kit-Complete (Incl. 4-14,16,17,21,27-29,44,48,49) B Gasket Kit-External (Incl. 4,21,27-29,32,77) Z370-SUC Complete Engine 47

48 370-SUC Starter Assembly & Blower Housing Ignition Coil Assembly Air Flow Shield Bolt M Bolt M A Alternator Assembly Flywheel Cooling Fan Starter Cup Flywheel Nut, M Bolt M A Blower Housing Washer Bolt M Recoil Starter Assembly Bolt M Electric Starter Cord Retainer Switch Housing Mounting Bracket Nut, M Bolt M Bolt M Bolt M Dowel Pin A Electric Starter Bolt M Blower Housing Shield 48

49 370-SUC Fuel Tank & Mounting Throttle Bracket Bolt M Governor Linkage Shield Governor Spring Throttle Linkage Spring Throttle Linkage Governor Arm Nut M Governor Arm Bolt Fuel Hose Clamp Kit-Fuel Line Bolt M Dipstick Decoration Cover Bolt Bolt M Oil Fill Tube Assembly Dipstick O-Ring Oil Fill Tube Dipstick O-Ring Dipstick Asm Fuel Cap Assembly Fuel Level Indicator B Fuel Tank Assembly 49

50 370-SUC Carburetor Carburetor Kit - Deni Carburetor Kit - Huayi 32 50

51 370-SUC Carburetor Stud M Stud M Carburetor Insulator Gasket Carburetor Insulator A Carburetor Gasket A Primer Assembly Primer Bulb A Carburetor Assembly: - Huayi A Carburetor Assembly: - Deni Carburetor Gasket Plate Choke Control Bracket Carburetor Kit - Deni (Incl. h,n,o,p,q,r,s,t,v,x) A Carburetor Kit - Huayi (Incl. h,n,o,p,q,r,s,t,v,x) a n/a Choke Shaft b n/a Choke Plate c n/a Throttle Shaft d n/a Throttle Plate e Screw M3 6 f Lock Washer g n/a Gasket, Throttle Plate h n/a Idle Jet Assembly (0.45) i n/a Idle Speed Adjusting Screw j n/a Mixture Screw k Primer Hose l Hose Clamp m n/a Carburetor Body n n/a Float Pin o n/a Emulsion Tube (P19-010) p Needle Valve - Huayi p Needle Valve - Deni q n/a Main Jet (#74) r n/a Needle Valve Spring s n/a Float t Fuel Bowl O-Ring u n/a Fuel Bowl v Fuel Bowl Mounting Bolt Gasket w Fuel Bowl Mounting Bolt x Fuel Drain Bolt Gasket y Fuel Drain Bolt 51

52 To order replacement parts or locate your nearest service dealer call Customer Support at (800) or visit to find the nearest authorized dealer in your area. TROY-BILT LLC, P.O. BOX CLEVELAND, OHIO