This is a reimaged printing of a: McCulloch (model: 3-25, 4-30, 4-30A, 47, 73 ) Chain saw (Chainsaw) Master Parts Manual, covering: Crankshaft, Connecting Rod, Engine Block, Cylinder Head, Spark Plug, Piston, Rings, Gaskets, Bearings, Seals, Flywheel, Ignition System, Points, Reed Valve System, Exhaust, Handle Frame Assembly, Throttle Assembly, Oiler System, Chain, Sprocket Drive, Bar, Clutch System, etc....... (form no. 56773  (28 pages).

😮NOTE: Due to condition of original documents, what is left of their frailty, there might be flaws, pen marks, hard to read, spots, worn, torn, and or blemishes and I apologize ahead of time!

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*PLEASE LOOK at the photos and see if this will work for your model. This manual has all the information you need to help restore, find the right parts, or simply get up and running. Proper service and maintenance will greatly increase the life span of your equipment.

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Yard Suburban Farm Field Riding Mower Power Landscaping Equipment Garden Tractor (Greens Keeping Groundskeeper Golf Course Parks Recreation Industrial Professional Construction Agricultural Logging Forest Thinning Winter Prep Preppers Off-Grid (Commonly Used on Lawn Yard Suburban Farm Field Riding Mower Greens Keeping Power Outdoor Landscaping Equipment Groundskeeper Golf Course Parks Recreation Industrial Professional Construction Walk-Behind Two-Wheel Case, John Deere, Ford, Simplicity, Allis Chalmers, IH Cub Cadet, MTD, Sears Craftsman, Snapper, Massey Ferguson, Wheel Horse, Toro Garden Tractor, Two-Wheel Walk-Behind Mower, Rotary, Water Pumps, Sprayers, Sickle Mower, Tiller, SNOW Thrower Blower Snowthrower Snowblower Snowcaster, Hydraulic Equipment, Pressure Washers, Welder Generators Rock Soil Separators, Portable Sawmill, Vacuum Collectors, Welders, Generators, Log Splitters, Water Pumps, Walk Behind Sickle, Reel and Rotary Mowers, Lawn Edgers, Weed/ Pesticide Pumps, Air Compressors, Roto-Tiller, Vacuum Collectors, Pressure Washers,Air Compressors, Hydraulic Equipment, Fertilizer Sprayers, Irrigation Pressure Pumps, etc. **These Motors are commonly used in Bolens, Wheel Horse, John Deere, J.I. Case, Ingersol, Duetz-Allis, Gravely Zero-Turn Mowers, Simplicity, Toro, Ford, Massey Ferguson Compact Loader Backhoe TLB, CUB Cadet, Diixon, Hustler Sulky Commercial Stand-On, DR, Kubota, Snow Blower Thrower Snowthrower Snowblower, Tillers, Lawn Yard Suburban Farm Field Riding Garden Tractor Greens Keeping Groundskeeper Golf Course Parks Recreation Industrial Professional Construction Agricultural Logging Forest Thinning Winter Prep Preppers Off-Grid, Lincoln, Miller, Hobart, Welder Generators, BobCat Skid Steers, Firefighter Equipment, Water Pumps Irrigation systems, Hydraulic Emergency First Responders Equipment, Log Splitters, Portable Saw Mills, etc...Suburban, David Bradley 725, 600, 575 db Riding tractors, Custom 6, 7, 8, 10 XL, 8E Compact, GT/16, GT/18, GT/19.9, GTV/16, ST/10, ST/12, ST/16, 10/6, 12/6, 14/6, 16/6, 18/6 TWIN, SS/+0, SS/12 SUPER, SS/14, SS/15, SS/16, SS/18, FF/18, FF/20, FF/24, HT/14, Hydro-Trac 12, Roper, Murray  GT SS CUSTOM COMPACT 10/6 12/6 14/6 16/6 18/6 19.9 18 16 14 12 10 8 7 8E XL ST BRIGGS STRATTON GASOLINE SUBURBAN DAVID BRADLEY db Handiman Gilson Midland Two 2 Wheel Walk Behind Montgomery Ward Briggs Stratton Clinton Engine Motor Cultivator Plow 3-Point Simplicity Wonderboy 700 725 7000 7100 990168 Landlord Sovereign Baron 7 1/4 h.p. 3416H 3400 3410 7116 7014 7010 3310 A FC VB SIM PLOW TRAC HOE LB FB VA W B V LI F Sulky Waterbury Mark Vickers 5621 5381 Dandy-Boy Squire GIL- 3302A MW 1281R 33489A 33010A 33029A 331060C A/C B10 B1 Bee Ten 608 717H Allis Chalmers 314H 312 310 410 416H Big 212 Jacobsen LGT 125 100 120 LT 750 700 800 860 145 165 Hydrostatic Drive type transmissions Gear 80 75 70 140 Ford, White Farm Equipment Company, Cockshutt, MM Minneapolis Moline Minnie Moe.Bolens Snow Caster Rotary Mower Tiller Walk-Behind 525 528 531 Wisconsin Tecumseh BKN ACN Briggs Stratton Clinton AENL Kohler K91 2042-01 2080 VS700 410B BEAMAN 12A FARMER Disc Harrow Cab Grader Plow Ride-a-Matic, Ride Master, 20HD 10C 15FB 192-01 184-01 185 191 910 911 930 180-04S8D S7D TR10D TRA10D K161 V60 Estate Keeper Greenbrier 24 26 800 850 900 1000 1050 600 650 Husky HT-18 20 23 1250 1455 1476 1477 1886 ISAKI Diesel Gasoline Hydrostatic 1253 1453 Tube Large Frame QT-16 17 Eliminator 2000 H-14 H11XL G-12 G-14425 435 455 Diesel YANMAR 420 430 LX185 LX165 GT Gasoline 1010 1020 1030 A B Wartime GP Syled Unsyled Crawler 40 50 60 70 80 760 100 111H 116 111 200 210 212 214 216 300 312 314 316 317 318 Round Fender Flat Square Case VA D VAC Eagle Hitch VAO 220 224 222 442 444 446 448 646 686 Integrated Backhoe 580 King 1030 930 830 630 430 Colt 120 140 150 170 130 180 155 195 CK Comfort 730 DieselFarmall McCormick Deering TracTracTors Power Unit Hay Baler Harvester Thresher ENGINE A AV B BN B M M.D. REGULAR F-12 F-14 F-20 F-30 W-4 W-6 WD-6 W-9 WD-9 W-12 W-14 W-30 W-40 WA-40 WD-40 10-20 15-30 22-36 O-4 O-6 I-4 I-6 ID-6 I-9 ID-9 I-30 I-40 ID-40 T-20 T-6 TD-6 T-9 TD-9 T-14 TD-14 TD-18 T-35 TD-35 T-40 TA-40 TD-40 U-2 U-4 U-7 UD-9 U-10 U-14 UD-14 UD-18 U-21 P-12 P-20 P-30 P-40 PA-40 PK-40 PD-40 P-50 PA-50 PA-80 PD-80 PA-100 OIL FIELD MODEL 200 300 350 Utility 400 Farmall Super MD, Super MDV, Super MD-TA, WD-6, WDR-6, Super W-6, WD-6-TA, Super WD-9 WDR-9, TD-6 TD-6 Series 61, TD-9, TD-9 Series 91,  400, W-400 and 450. International W-450, 600 and 650 Diesel Tractors with the D-6, D-6A, D-9, D-9A, D-264, D-281, D-350 and D-370 Engines NARROW FRAME Original 70 100 102 72 122 123 Hydrostatic 127 147 149 73 109 129 107 82 Series MTD IH 982 Super Red 482 582 782 682 Special 106 126 146 76 WIDEA B C D Raider 800 80 100 120 160 Automatic 8-Speed 36 42 48 60 Mowers 18 hp 16 250 Renault Diesel 10 12 14 16 Bronco Charger Electro GT 1-7441 Lawn Ranger Charger V7 V8 Commando Workhorse 700 1077 1277 877 800 six speed 1067 1267 867 1057 1257 857 607 657 L-107 157 106 156 876 1056 1054-A South Bend Indiana B-81 111 101 121 141 161 171 C-195 Kohler Engine B-82, B-111, B-112, B-165, C-85, C-105, C-125 8-SPEED & AUTO, C-145 & C-165 8-SPEED & AUTO, C-175 8-SPEED & AUTOMATIC, D-160 & D-200 SUPER) C. E. POND RJ-58 59 400 500 401 551 701 502 552 702 32E 32R 33E 33R 603 633 653 753 953 34E 34R 604 654 704 854 1045 1054 105 155 605 655 855 1055 1054A 106 156 606 656 1046 1056 856 867 1067 1267 1057 1257 500 SPECIAL 1-2631 ELECTRIC RECOIL
Husqvarna Blue Mac Gasoline 2-Cycle Stroke Mix Poulan Pro Bar Chain Oil Timberpro 455 435 X-Bull 240 Echo CS-400 Makita UC4051A 16" 20" cc Stihl 066 044 019 028 MS 250 CS-590 WORX WG309 Dewalt DCCS620B Craftsman 20" Maxtra Pole Pruner 020AV Homely XL MS193T HITACHI CS33EDTP RYOBI John Deere CS56 55V Greenworks Digipro G-Max Jonsered 12 Petrol CS2186 Rancher FARM Boss 450 Pioneer P51 David Bradley 360 Direct Drive Remington Mall 2-Man Solo 680 Mcculloch 125C MAC 10 358.356090 3700 025 Richmond 510SP RY3716 Fairmont Hydraulic Lombard AH-47 Oregon Dolmar RM1025SPS Lithium  Battery Volt Snapper SC60V Cordless Tanaka Commercial ECS3351 Japan Cannon Magnum MS441C Homdox Vintage db WEN 1-41 2045 Gas Super PowerKing Kobalt KCS-120-40 Bow Saw 10-10 Automatic Earthwise Rare Collector Monark Silver King NOS Black & Decker LCS1020B Granberg Mill  917.666023 5G Sears Shindaiwa Ego Partner p500 P5000 Wood Piltz Roper C3 19.2 EPA Surpass Truper Toro Durostar Meditool Wright Maruyama MCV51 Kemanner Efco MR 5200 4400  Homself D44 Dynamark Outlaw RM4620 543 co MTD POWER King 034 Sun Joe SWJ599E Ventmaster TV400-051 Rescue 070 mini