Specifications

TRACTOR - - MODEL NUMBER 917.270821
BRIGGS & STRATTON ENGINE-MODEL NUMBER 42E707, TYPE NUMBER 2631-E1
KEY PART KEY PART
NO. NO. DESCRIPTION NO. NO. DESCRIPTION
227 491297 LeverAssembly, Governor 569 272645 * Gasket, Base
229 62199 Washer 572 224816 Baffle, Air, Cylinder #2
230 223882 Washer, Governor Crank, Inside 573 491304 Plate, Back
235 224995 Shield, Fuel Spray 592 92278 Nut, Hex.
240 394356 Filter, Fuel 601 93053 Clamp, Hose
244 230318 Connector, Fuel Line 615 94296 Retainer, E-Ring
257 93897 Screw, Sems 615A 263080 Retainer
284 94674 Screw, Hex Head 616 491530 Crank, Governor
284A 94882 Screw, Hex Head 634 271013 "" Washer, Throttle Shaft
304 495469 Housing, Blower, Red 634A 491287 * Seal, Govemor Shaft
305 94786 Screw, Sems 635 66538 Boot, Spark Plug
306 222846 Shield, Cylinder 642 225008 Cover, Air Cleaner
306A _2_.237_34 Shield, Cylinder 643 496700 Plate, Air Cleaner
307 94930 Screw, Self-Tapping 653 93585 Screw, Hex Head
308 224774 Cover, Air Guide 726 391362 Gear, Ring
308A 224775- -Cover, Air Guide (Includes Mounting Parts)
309 497596 Motor, Starter 741 262989 Gear, Timing
310 94003 Bolt, Thru 783 280104 Gear, Starter
311 497608 Brush Set 801 394860 Cap, Drive
332 230674 Nut, Hex 802 497607 Cap, End
333 394891 Armature, Magneto 803 497604 Housing, Starter
334 94731 Screw, Sems 819 94675 Screw, Hex Head
337 802592 Plug, Spark 642 270920 * Seal, Cap
356 494705 Wire, Stop 847 495715 Tube Assembly, Oil
356 495868 Gasket Set 851 493880 Terminal, Cable
363 19203 Rywheel Puller 858 270989 *** Diaphragm, Carburetor
383 8_.. Wrench, Spark Plug 859 271025 *** Gasket, Pump
391 280197 Body, Pump 860 261358 *** Spring, Diaphragm
392 261395 *** Spring, Diaphragm 861 393397 Repair Kit, Pump
394 272638 *** Diaphragm, Carburetor 868 497212 Seal, Valve
414 220680 Washer 869 261463 Seat, Valve, Intake
422 222875 Bracket, Oil Fill 870 213316 Seat, Valve, Exhaust
432 221377 *** Cap, Spdng 871 261961 Bushing, Guide (Exhaust Only)
434-- 223688 Cover, Diaphragm 231218 Bushing, Guide (Intake, Brass)
435 93829 Screw, Diaphragm Cover 877 393456 Wire, Altemator
445 394019 Filter,Air 881 495901 Plate, Cover
468 497908 Screen, Rotating 955 397882 Plug and Seal, Solenoid
474 393474 Aitemator 1005 281053 Fan, Flywheel
482 93621 Screw, 1006 224901 Retainer, Fan
510 497606 Drive, Starter 1019 496726 Label Kit
523 494947 Cap, Oil Fill 1090 97605 Retainer, Brush
.524 271157 * Seal, FillTube 2500 42E707-2631 Replacement Engine
525 495348 Tube, Oil Fill (Includes Seals m m 498543 Replacement Shortblock
528 393815 Hose, Vacuum
534 94823 Screw, Air Cleaner * Included in Gasket Set (495868)
535 272490 Filter, Air ** Included in Carburetor Kit (491539)
537 271411 **** Gasket, Air Cleaner *** Included in Carburetor Kit (491539),
497603 Armature, Starter and Pump Repair Kit (393397)
552 262332 Low.erBushing, Govemor **** Included in Gasket Set (495868),
552A 262331 Upper Bushing, Governor and Carburetor Kit (491539)
556 93585 Screw, Hex Head
562 93853 Bolt, Govemor Lever NOTE: All component dimensions given in U.S. inches
567 94811 Screw, Hex Head, 1 inch = 25.4 mm
Back Plate to Cylinder
57