Sears Essential Repair Parts and 28M707 Spark Plug for Your Lawn Mower

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REPAIR PARTS

13 HP 42" TRACTOR --MODEL NUMBER 917.257632

BRIGGS & STRATTON ENGINE - MODEL NUMBER 28M707, TYPE NUMBER 0137-01

KEY PART				KEY PART
NO. NO+		DESCRIPTION		NO. NO.		DESCRIPTION
305	94729	Screw, HexHead		668	280848	Spacer
306	224545	Shield, Cylinder		726	392134	Gear, Ring
307	94623	Screw, Seres		727	490324	Cover, Starter
308	491490	Cover, Cylinder Head		728	94627	Screw, Hex Head
309	394805	Motor, Starter		729	281159	Clip, Lead Wire
310	94003	Thru Bolt Assembly		729A	24723	Retainer, Wire
31t	395538	Brush Assembly		741	262962	Gear, Timing
332A	94314	Nut, Hex		757	213998	Link, Counterweight
333	492341	Armature,	Magneto	758	399891	Counterweight Assembly
334	93381	Screw, Sems		759	298909	Pin, Counterweight
337	802592	Plug, Spark		761	94593	Screw,	Counterweight
346	93705	Screw, HexHead		783	280104	Gear
356	494328	Wire Assembly		80t	394856	Cap, Drive
358	494241	Gasket Set		802	395537	Cap, End
363	19203	Puller, Flywheel		803	398159	Housing, Starter
383	89838	Wrench, Spark Plug		842	270920	*Seal, Cap
423	94073	Screw, Seres		847	496415	Tube Assembly,		Oil
445	493909	Cartridge,	Air Cleaner	85t	221798	Terminal, Ignition Cable
455	222561	Cup, Screen Mounting		869	261463	Seat, Intake Valve
467	493903	Knob, Air Cleaner		870	213316	Seat, Exhaust Valve
468	224948	Screen, Rotating		871	261961	Guide,	Exhaust Valve
474	393474	Stator, Alternator			231218	Guide,	Intake VaPce,Brass
482	93621	Screw, Seres		872	281361	Cover, Air Cleaner
510	495878	Starter Drive Group		875	494237	Body, Air Cleaner
5t3	398003	Clutch Assembly		876	495877	Kit, Spring
523	495230	Dipstick, Oil		877	393456	Diode Assembly
524	68838	* Seal, Oil		898	94288	Roll Pin
525	496t13	Tube, Oil Filler		955	94642	Screw,	Fuel Bowl
535	272403	Element,	Filter	965	94010	Nut, Hex
537	281106	* O+Ring, Air Cleaner		975	494378	Bowl, Float
544	390837	Armature,	Starter	977	494385	Carburetor Gasket Set
552	231597	Bushing,	Governor Crank	987	281166	** Seal, Throttle Shaft
562	92613	Bolt, Governor Lever		1003	490316	Spring Set
592	231082	Nut, Hex		1005	281355	Fan, Flywheel
601	93053	Clamp, Fuel Pipe		1006	224413	Retainer, Fan
611	494451	Elbow, Fuel Pipe		1044	94673	Screw, Hex Head
614	93306	Pin, Cotter
615	93307	Retainer,	E-Ring	*	Included	in Gasket Set (494241)
6t8	262803	Spring, Choke Return		**	Included in Carburetor		Kit (495799)
634	281168	** Seal, Choke Shaft		***	Included	in both Carburetor Kit (495799),
634A	491323	* Seal, Governor			and Carburetor Gasket		Set (494385)
634B	398970	** Washer, Throttle Shaft
635	66538	Elbow, Spark Plug		RPM Settings:		Low: 1900-2100,		High: 3000-3200
646	224546	Brace, Air Cleaner		NOTE: All component dimensions given in U,S., inches
657	93496	Screw, Seres		NOTE: All component dimensions given in U,S., inches
663	94620	Screw, Hex Head			1 inch = 25+4mm

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Contents IIIIIIIIIIIIIIIIIIIIIIrrmlllllllllll Children Safe Operation Practices for Ride-On MowersModel Maintenance AgreementTable of Contents Performance Engin E MaintenanceHardware Pack Parts bag contents not shown full sizeUnpack Carton AssemblyTools Required for Assembly To Removetractor from CartonCheck for Proper Position of ALL Belts HOW to SET UP ,/OURTRACTORCheck Tire Pressure Check Deck LevelnessInstall Battery See Figs ChecklistOperation Stopping See Fig HOW to USE Your TractorTo Adjust Mower Cutting Height See Fig To USE Throttle Control See FigTo Transport OperationBefore Starting the Engine To Operate on HillsTo Start Engine See Fig ADD GasolineCheckTransaxle Cooling Lubrication ChartCustomer Responsibilities General RecommendationsTires Battery See FigBlade Removal See Fig To Sharpen Blade See FigTransaxle Cooling Customer RSibilities EngineEngine Cooling Fins See Fig Clean AIR Screen See FigMuffler Spark PlugsMowerwill be easier to remove from the right side oftractor Service and AdjustmentsTo Install Mower See Fig To Remove Mower See FigBothfront Links Must be Equal in Length To Level Mower HousingSTATONARY!1 Transaxle To Adjust Brake See FigTo Replace Mower Blade Drive Belt To Replace Motion Drive Belt See FigTo Remove Wheel for Repairs To Adjust Steering Wheel AlignmentTo Start Engine with a Weak Battery See Fig Front Wheel TOE-IN/CAMBERInterlocks and Relays To Remove Hood and Grill Assembly See FigSE and a To Replace Headlight BulbFinal Setting To Adjust Throttle Control CableTo Adjust Carburetor See Fig Preliminary SettingFuel System BatteryStorage TractorCorrection ProblemcauseProblem PointsCorrection Will Change with Engine Wiring Insulated ClipsSolenoid With a Special AlternatorElectrical Tube Pastic Battery 12 Volt 25 AMPKEY Part Description Bolt Hex Hd 1/4-20unc X 3/4Chassis and Enclosures 105037X Part DescriptionDrive KEY Part NO. noDescripon KEY Part Steering Assembly 13 HP 42 Tractor --MODEL Number Seat Assembly 127437145006 Wheels & Tires DecalsOptional Equipment Engine24 fJ Repair Parts 161718 O KEY Part NO. NO. Description 13 HP 42 TRACTOR- Model NumberMower Retainer 13 HP 42 Tractor - Model Dana Transaxle Model Number2732 3635 Jaw, Brake KEY Part NO. no Description337 761306 562 308 305Briggs & Stratton Engine Model Number 28M707, Type Number 108 618 634 455 222 240 356 877 305 668 1044Gasket SET Carburetor Gasket SET 311842 Carburetor Overhaul KITBriggs & Stratton Engine Model Number 28M707, Type Number KEY Part NO. NO+ Description NO. no Page SERVmCE Notes Page Sight and Hold this Level with SKY Line or Tree Only Ride UP and Down Hill Not Across HillIf YOU Need Repair Service or Parts For Repair SERVICE, Call this Toll Free NumberPart Number Part Description