8. . Both Hoof Products and the Pierce Company are now no longer offering governors. Preparation Is Key To Rebuilding Walls - American Farriers No. Call Now. The design enhancements include a simplified interval adjustment mechanism, an enhanced . Thats the only position notable on the governor; closed-throttle position is not discernable on the governor. Release all spring tension, and operate the throttle lever manually to check for binding or lost motion in the linkage. Now I have a nice Hoof Governor for sale very cheap!!! 24/7 on-site governor support, services for troubleshooting, commissioning and installation. Knowledge is power. This may require you to remove the PTO or hydraulic pump adaptor from the back of the engine to gain access to the flywheel and flywheel ring gear using a machinists ruler with a slide stop, insert the ruler into the bell housing as far as to where it touches the ring gear. 00. We use all genuine Woodward, GAC, Motortech, HEINZMANN parts in all our governor repairs and rebuilds. The throttle lever H can now be moved only in one direction toward closed throttle. As a general rule, governors on vintage tractors use a rotating mass that consists of a set of flywheel weights or cams with weights at the end. Then when assembled with ball joints and -28 locking nuts, you should be able to adjust length as noted on page 4. Today they are used in everything from industrial generators, chippers, and airport tugs. WARNING: IN NORMAL HOOF GOVERNOR OPERATING MODE, THE OVERRIDE LINKAGE MUST NOT IMPEDE MOVEMENT OF THE GOVERNOR-TO-THROTTLE LINKAGE IN ANY WAY, OR GOVERNOR OPERATION WILL BE ERRATIC AND UNACCEPTABLE. https://www.oldwillysforum.com/foruwant-to-keep-this-governor.13485/#post-137270. K-212 GS1.23, 1934-1947 & ( ) ( NOS ) K-1012, GOVERNORS MASSEY HOOF HANDY MONARCH ENGINE MANUAL 1944, Hoof Governor Pierce Ford Industrial Straight??? Completely redesigned, fully tested. Pulley: Grainger PN# 3X909m (will need to drill to 15mm ~ 19/32"). Power to build ties to engine users. If additional internal repair or inspection is required, follow the instructions in your repair manual for governor removal, overhaul, or adjustment. B84 - Dark Oil In Pierce Governor, Steam Stationary Engines, Traction Engines. Mount correct pulley on the Hoof governor before installing governor on engine. speed is experienced when normal load is applied, adjust the governor for greater sensitivity. The most common replacement is the GC979R5 universal governor that is an adjustable drop-in replacement for nearly all of the older governors. Should I feel something or should it rotate freely? Bearing: Timken MM202K. We have this special section called Ask Dr. Diesel where you can pose questions about engines, transmissions, industrial hand clutches, exhaust scrubbers, etc. This governor is Hoof style and is similar to those made by Hoof and Pierce. You may need to change pulley diameters, linkage arrangements or spring tension to make it hold your Y112 at 1,800 RPM under varying load. It's too wet around the house to try and put a load on the machine and really test it. All https://www.barchart.com/solutions/ is provided by Barchart Solutions. Might be useful if a Willys was used like a tractor. CLARK 890859, FORD 300, REPLACEMENT HOOF S372 GOVERNOR NEW | eBay Big snow chains on front tires only: is there slip between front and back wheels to allow for the now larger dia front tire. We offer all major brands and are the worlds largest stocking distributor for Datcon products. 119 W.ROLLINGWOOD DR, PINEHURST, TX 77362, Spark More Welding Effectivenesswith Our Precision Welding Equipment Repair Services. There was a conversion kit to change it to Impco but the Hoof governor company went bankrupt and no one has produced the S100 governor that is needed to do the conversion to Impco. Although they look the same, RAMPTECH Speed Governors are entirely redesigned from the ground up. SKU: PG-RK200 $175.00. After a few hours of research it appears to be a velocity governor which according to several different websites "simply limit the maximum RPM an engine will run and so they act as a protective device for the engine.". Replace the bushing or bearing if necessary. What is a Hoof Governor? | Smokstak Antique Engine Community Tech Tip #136: Upgrade Hoof Or Pierce Belt Drive Governor To Electronic Pierce Governor Rebuild Kit With New Upper Arm. Maybe Im a nerd, but I think this is awesome: Well, Dan - it's OK to be a Willys nerd. Copyright 2023 Foley Industrial Engines, Inc. All Rights Reserved. 1 Barrel Carburetor Governor, 2.8" Slotted Mounting, 1.69" Bore Dia. SEE TECH TIP #80, Governors on Industrial Engines: A Brief Overview at www.foleyengines.com for more info. The engine not being able to reach top speed. But properly set up it will work nicely. Hoof Governors | Custom Mechanical Governors Tighten lock screw on governor lever. JavaScript is disabled. LUBE OPTION: if it is necessary to rotate the body for lever access, you can remove the oil cup, insert 3.25 oz (100 cc) oil [NO MORE], and replace the oil cup with a 1/8-inch pipe plug, thus sealing the Pierce governor. Start engine and allow to warm up to normal operating temperature. Some will run at different speeds - the Variable Speed type. CATERPILLAR 3500 3161 Governor Fresh Rebuild Woodward 3161 Governor . I got essentially the same answers you did. Still searching for seals and bushings. Next to the brakes, there are few things more important to your safety when operating your treasured old iron than the engine governor. For a better experience, please enable JavaScript in your browser before proceeding. Shaft size: 15mm. BUMPER SCREW: The bumper screw F is ONLY used to remove a no -load surge. Overhauling of hydraulic governors, electronic governors, and actuators. Cancels out. Hoof Governors | Hoof Governors That's about it and thanks for looking. Before attempting any disassembly or governor adjustments, inspect all linkages and link rods for free movement and the absence of any bends or binding. Red Seal Endorsed, factory trained and certified technicians, with over 35 years experience. How to adjust the engine's governor - YouTube I could sure use one. IN SOME CONSTANT-SPEED APPLICATIONS, SUCH AS A CONTINENTAL ENGINE IN A WELDER, IT IS DESIRABLE TO BE ABLE TO OVERRIDE THE PIERCE GOVERNOR AND BREAK THE LINKAGE BACK TOWARD IDLE, KEEPING THE ENGINE RUNNING AT A REDUCED IDLE SPEED AND READY FOR IMMEDIATE USAGE. Hoof. A HOOF governor was typically found on air compressor, welder or generator Jeep. When reinstalling the governor, make sure the timing marks on the governor drive gear and camshaft gear are in register. We also have kits to retrofit an electronic governor to a Ford LSG875 engine in Onan generators running a failed Hoof/Pierce BD916 belt drive governor and governors for other engines such as the Ford LSG423 and the Ford LRG425. Hoof Type Governor Adjustments - Smokstak Antique Engine Community Rotate the engine to determine if the ring gear at any point touches the bolt. Not yet sure how to handle the actuator seal. Please email our Dr. Diesel at DrDiesel@FoleyEngines.com or call him at 800.233.6539 with your thoughts. Toggle Submenu for Tech Tips From Dr Diesel, : Huge Industrial Engine Products Inventory, Governors on Industrial Engines: A Brief Overview, Foley Scrubbers Featured in Construction Equipment Guide, Award from WPT: Foley Engines Received Top Sales Award, Tech Tip #239: Twin Disc / WPT IBF314 Pilot Bearing Installation Made Easy, Tech Tip #238: Ford Industrial Clutches Made Easy. We believe that Tech Support matters and welcome your comments or suggestions. 1. Uniquely efficient. Can anyone provide a good explanation of the Hoof Governor on my 1948 truck? Hoof Governor Pierce gc1960 83 Ford Industrial Straight??? Pierce Governor P/N: GC-338-ARD; Hoof Governor P/N: GD-899A; The governors are identical in mounting and carburetor linkage installation. Still looking for parts. As a result, we are helping people upgrade to electronic governors made by Governors America Corp into existing as well as new applications. We hope that you will find this Tech Tip helpful. Gilmore Global Instruments | Gauges Governors Accessories Slow-set acrylic increases your window of opportunity for successfully rebuilding hoof wall. Thread the rod with -28 thread 1 inch back from each end. Telephone: 251-626-0066 MM200 w/Spoolmatic 1 Syncrowave 180SD Bobcat 225G Plus - LP/NG Operating at lower governor shaft speeds might result in sluggish governor action. 04-Mar 00:51, Hoof Model K-313 Governor Kit CHEV-235 NOS, VINTAGE HOOF GOVERNOR ORIGINAL HOT RAT ROD USED HOOF # 5-1 SOME SURFACE RUST, NEW GENUINE HOOF GOVERNOR BD540B FORD 300 CID CSG-649, HOOF GOVERNOR E1TZ-12450-A NOS FORD TRUCK, 2 #s6008 2 , Vintage HOOF GOVERNOR Model HC-1B Working Condition Everything Moves Nicely, HOOF REPLACEMENT VELOCITY GOVERNOR 2000-3000 RPM FORD 300 TUG CLARK 993610 4.9L. Its best to plan on using no more than 7/8 of the calculated useable governor lever travel. Futures: at least 10 minute delayed. To add further in checking your installation and servicing the Hoof governor after it has been used, check the following trouble-shooting hints. Knowledge is power. LINKING PIERCE GOVERNOR TO ZENITH CARBURETOR: Loosen lock screw in governor throttle lever H. Position throttle lever H so that a rod connecting the throttle lever with the Zenith carburetor lever will meet the throttle lever at a 90 angle. WARNING: Operating this Pierce governor at a GOVERNOR shaft speed over 2800 RPM voids warranty. Many of these returns indicate possible assembly and adjustment errors by customer personnel. I found one of those under my carb, too - identical. CALL 1-800-233-6539. This also includes anyother item that accompanies a complete control system for a vehicle or piece of heavy equipment. Automotive Governors Chicago Illinois , c NOS GRAVELY link L LI Governor Swiftamatic Super Convertible 7.6 5 6.6, New Hoof Governor GD412-103M Military 2a042 4a084 Standard Gas engine, Hoof Governor GD412-103M Hercules continental tractors New, Antique Hoof Governor Part S20M-53 3100-3600rpm, Hercules 235705CS Govenor Hoof 10M-64 New 2910-00-488-6488, HOOF GOVERNOR FOR V-8 239 FORD Engines; 2 bbl; K1028 (bin 22), Vintage Hoof Governor S300 Vintage Hoof Carburetor Governor, 1934-1947 FORD TRUCKS & CARS ( HOOF CANTILEVER GOVERNOR ) (NOS in BOX) K-1012, Vintage NOS Hoof Mechanical Governor P/N GD500 Original Box, Hoof Products Governor Model GD 412 101 (Lot of 2pcs), WESTERBEKE 33560 GOVERNORBd 940#646269 2.880.984, Hoof Products - Governor for 4 Cylinder Military Gas Engine - P/N: SD620D (NOS), 1991-96 NOS Ford Truck 300 6-Cylinder Engine Hoof Governor Bracket Washers, Hoof Hydraulic Double Acting Propeller Governor Model 1000007 Service Manual, Leave feedback about your eBay search experience - opens in new window or tab. Redbelly Tractors - Restorations | Just8N's DO NOT OVER-FILL. ENGINE OVER-RUNS TOO GREATLY WHEN LOAD IS REMOVED: Friction in Zenith carburetor (or valve body). To see all exchange delays and terms of use, please see https://www.barchart.com/solutions/terms. Do not tighten nuts tightly. 713-946-6703 If the drop in engine speed (droop) between no-load and full-load is too much, lower speed 100 RPM or so with speed change lever, If governor tends to surge under load, lower the speed 100 RPM or so with regulation eye-screw, PRODUCT BULLETIN HOOF PIERCE MECHANICAL GOVERNORS, Unnecessary product returns are costly to your company as well as to Foley Engines. Ensure that the flywheel weights arent damaged and move freely. Springs in Zenith carburetor or throttle mechanism opposing governor action. Industrial engines parts and agricultural farm tractor parts, Supplying both Belt Driven and Velocity Type, Learn more about the company and what we can provide for you, For more information about Hoof Governors, click the image above, Its important to follow these instructions when replacing a governor. A lower RPM Dremel tool allows greater control and is safer in the event that the horse moves. This Hoof governor is calibrated to operate at speeds of 1600 to 2800 RPM. I got a couple shorter carb studs, and ended up leaving it off on the engine rebuild. (I.e., a 4-inch long lever will move the rod one inch). HOOF REPLACEMENT VELOCITY GOVERNOR 2000-3000 RPM FORD 300 TUG - eBay TYPICAL INSTALLATION: Note: Before adjustment, step 1, remove bumper screw F, re-insert 3 or 4 turns into the governor body, & secure with locknut. Servicing Alberta, British Columbia, Saskatchewan, Yukon and Northwest territories for all your governor needs. https://www.enginads.com/classifieds/showcat.php/cat/35, http://gilmore-global.com/product_types/governors.html, Multi-Cylinder Stationary Engines and Power Units, 30SK Spec A Ser. Do I need it? Withdraw this bolt. Thanks Birken, I am up in Canada. Width: 8mm. Governor Greg Abbott today has charged Tri-Agency Workforce Partners, including the Texas Workforce Commission, Texas Education Agency and Texas Higher Education Coordinating Board with developing an education and workforce training plan to support the rebuilding of communities . Thats why it is necessary to set rod length in the next two steps at wide-open throttle. Reactions: KYJoe. Freshly rebuilt Caterpillar Mechanical Governor, using only genuine CAT parts. If this is not the case, it is necessary to reverse the direction of travel of the carburetor lever OR of the governor lever (by rotating the governor lever 180 around the rocker shaft). Re: Hoof governor adjustment. Daphne, AL 36526 In operation, the governor output (rocker) shaft has 15 of movement. Some of the modern hoof repair materials are easily applied to the hoof and can rebuild areas of hoof wall that is missing - from a relatively small chunk to a large area that has either been lost or removed in the treatment of disease. Disclaimer: The Governor Shop Ltd. is an independent service facility and is not directly affiliated with Woodward Governor Company, Heinzmann GmbH & Co., Caterpillar Inc. We provide many options. The good news is, I finally got the rebuilding done on the little Carter WO that belongs there. $175.00. We carry an extensive inventory of rebuilt governors on hand. Website by FirstTracks. 800-999-6632. The Foley Universal Governor has been manufactured to exacting standards by the Hoof Governor Company. Just short-cutting this one critical adjustment with preset throttle linkages or careless adjustments or lack of observation have generated warranty claim comments such as: The bumper screw is used ONLY to eliminate a surge or hunting at maximum no-load speed. My Bobcat 642 uses a Hoof governor mdl BD 856 A. I'm in the process of replacing seals and bearings. If you are looking to replace a governor, the first step is to identify it using the old Hoof/Pierce catalog here: PierceHoof-Governor-Numbers, Many of the old numbers are still available; however, most have been crossed or consolidated to newer units. Push the slide stop down to where the ruler is at the back edge of the flywheel housing transfer this measurement, e.g., the distance from the end of the bell housing to the ring gear, to the top of the bell housing, adjusting as necessary if the top of the bell housing is curved. 9195 Winkler Suite D. Houston, TX 77017. Do not tighten nuts tightly. It may not display this or other websites correctly. And I asked the same questions! document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Copyright - Gilmore Global Instruments - Designed by. IF governor tends to surge under load, lower the speed 100 RPM or so with regulation eye -screw C , then raise speed back up to t he desired no -load RPM with speed change lever B . item 1 HOOF GOVERNOR PIERCE GOVERNOR GC979R5 UNIVERSAL GOVERNOR HOOF GOVERNOR PIERCE GOVERNOR GC979R5 UNIVERSAL GOVERNOR. $25 Core Return Refund. POSITION THE AUXILIARY LEVER SO THAT IT BREAKS TOWARD CLOSED THROTTLE. 2, HOOF S6008 Velocity Governor Holley 2 , V8 , International truck, maybe Industrial, governor, NOS. A piece of heavy angle iron will usually be adequate. Just goes to show you. Now tighten mounting bolts to secure governor in this position. Since then there have been significant changes in the industry. holding off on buying and working with what I have. KYJoe Bigger Hammer. That means the linear travel available to move the throttle rod is only inch per inch of lever length, at best. Fax: Im on my way up the hoof creek too .no oar in site .thanks for the info. About Us. To build a relationship with our customers, we share with you our 105 years of knowledge in many ways. Tech Tip #182: Foley Universal Governor Installation Attach the linkage securely, remove the governor spring tension, move the linkage by hand, and be sure it moves freely through the full travel of the carburetor lever WITHOUT RESISTANCE. Next I will remove thermostat housing and flush block. You don't happen to have a digital copy of the parts manual you could share do you? 1959 Lincoln SA-200 governor adjustment - WeldingWeb TECHNICAL ASSISTANCE IS AVAILABLE AT FOLEY ENGINES WEEKDAYS FROM 9:00 AM UNTIL 4:30 PM, EASTERN TIME. That means the linear travel available to move the throttle rod is only, TECHNICAL ASSISTANCE IS AVAILABLE AT FOLEY ENGINES WEEKDAYS FROM 9:00 AM UNTIL 4:30 PM, EASTERN TIME. FYI, where you moved to the sensitivity adjustment to will make the governor lazy and slow to respond. You must log in or register to reply here. Screw in the magnetic pick up and leave an air gap between .04 and .12 and you are done. Feb 8, 2017. It will work fine on your generator application. Pierce Governor Universal Application GC979R5 183 Auto Tractor Truck - eBay Looks good! Some governors will run at a fixed speed - the Constant Speed type. #6. Re: 1959 Lincoln SA-200 governor adjustment IF it's in fact a governor issue and not a fuel delivery problem then you'll need to adjust the sensitivity which will require additional adjustment to the speed spring. Complicated little beast, for . SPRING AND LEVER ASSEMBLY: It is usually desirable to have the spring and lever assembly located on the side of the governor farthest from the engine block for ease of adjustment. . To determine proper pulley size for the Hoof governor, use the following formula: If the Hoof Governor is driven from an auxiliary pulley other than the crankshaft pulley, determine the speed of the auxiliary pulley by this formula: With the Auxiliary pulley speed established, determine the proper Hoof governor pulley size with the first formula, substituting the auxiliary pulley speed for the engine speed. Website by FirstTracks. If it is necessary to relocate the lever assembly, proceed as follows, referring to Fig. Also pretty hard to get the core discount with them until I also ship cross border back to them. When the centrifugal force equals the spring force, the system is in balance and the engine speed remains fixed. Your old governor will have a Hoof model number stamped in the housing. M-9130. Lincoln sold two governors under the same part number. 25660 Austin Rd Hand, eye and ear protection. PIERCE GOVERNOR PARTS - 1ShoppingCart.com CALL 1-800-233-6539. To check if the ring gear is out of round or has stripped teeth, insert a used bolt into this hole and screw in to where it touches the ring gear. Still searching for seals and bushings. Repeat either of these adjustments as necessare to achieve the desired p erformance. Due to structural changes with Alberta Governor Service, we realized customers needed a local alternative with a high level of specialized experience in the governor and power generation market, and thus, The Governor Shop was born. 119 W Rollingwood Dr. Pinehurst, TX 77362-3453. Hours of Operation:Monday - Friday 8 A.M. 6 P.M.Saturday 8 A.M.- 2 P.M. After-Business Hours by Appointment (Emergency Services Available), Pierce Governor Rebuild Kit With New Upper Arm The governor shaft is driven by the engine at a fix ratio. Copyright 2023 Foley Industrial Engines, Inc. All Rights Reserved. Here is what I have so far that may be of help to others undergoing a similar endeavor. This item is out of stock. Hoof governor rebuild parts - The SkidSteer Forum Shortcut: When mounting on a gen set, the better regulation is achieved at a high gov speed: MOUNTING: Determine the best point on the Zenith carburetor side of the engine to permit driving the Hoof governor from the fan belt or an auxiliary belt. Phone: (281)356-2902. Mechanical governors have been used for many years in a variety of engines. We use a great deal of rope for odd jobs around the farm and at various community events. These are all important to avoid potentially serious injuries and health problems. Draw tension on belt by moving governor on bracket until belt can be depressed approximately inch when pressing between pulleys. MM200 w/Spoolmatic 1 Syncrowave 180SD Our kits are complete and come with an actuator, controller, and a magnetic sensor or pick-up device to measure engine speed. Remanufactured & Supplied with both mounting gaskets. LUBRICATION: Ref. #1. When installing the Hoof governor, carefully follow the instructions for Installation and Adjustment. MOUNTING BRACKET: Devise a mounting bracket which will hold the Hoof governor rigidly in line with the driving pulley. LINCOLN GOVENOR Parts - Weldmart YOU CAN THEN ATTACH YOUR OVERRIDE MECHANISM LINKAGE TO THE UNUSED HOLE ON THE AUXILIARY LEVER. BUMPER SCREW: The bumper screw F is ONLY used to remove a no-load surge. The basics for governor overhaul include inspecting and replacing any defective bearings, seals, and drive gears. Hoof governor adjustment - WeldingWeb The governors rotating flywheel weights develop a centrifugal force in relation to the speed at which they rotate. You can find listings in most antique tractor magazines, as well as on the Internet. Here is what I have on them so far: Front seal: OD: 28.5mm. Pierce Governor Rebuild Kit With New Upper Arm Mechanical governors come in a variety of shapes and sizes, but the principle remains the same. Copyright 1995-2023 eBay Inc. All Rights Reserved. Instructions for the universal governor can be found here: GC979R5 Instructions. Repairing hooves - Farrier Blog Bearing: Timken MM202K. Would be willing to buy and pay for shipping. You can also email, : Huge Industrial Engine Products Inventory, Governors on Industrial Engines: A Brief Overview, Foley Scrubbers Featured in Construction Equipment Guide, Award from WPT: Foley Engines Received Top Sales Award, Tech Tip #239: Twin Disc / WPT IBF314 Pilot Bearing Installation Made Easy, Tech Tip #238: Ford Industrial Clutches Made Easy. hoof governor pierce gc1960 83 ford industrial straight ??? Our experience started with Alberta Governor Service Inc. over 20 years ago. We even have developed kits to help people retrofit an electronic governor to Ford CSG649 Industrial Engines that have a failed Hoof/Pierce BD540 belt drive governor in a wood chipper. Featured Products. Toll-Free: 1-800-633-1834 Both Hoof Products and the Pierce Company are now no longer offering governors. Copyright 2000-2020 by. View Full Size. FOLEY HOOF PIERCE GOVERNOR INSTALLATION AND ADJUSTMENT INSTRUCTIONS, Remove plug screw from speed change lever pad on opposite side of governor and install in tapped hole from which shoulder stud, Install speed change lever and spring lever assembly on opposite side of governor, securing with set screw, It is possible to locate the throttle lever, Place tension on governor spring with screw. We supply gauges for all automotive and industrial applications including: GGI has distributed governors & speed regulators since 1950, and most governors we sold were from the Hoof and Pierce brands. Check oil weekly. ALTERNATE THROTTLE LEVER (G), for return-to-idle override contact Foley Engines. Found the governor bone dry with a belt so tight you . Everything else is just imitation. not yet. hoof governor for sale | eBay I got a couple shorter carb studs, and ended up leaving it off on the engine rebuild. Pickup; Willys Year: 1948; Dec 29, 2018 #9 Vintage Don said: Using a center punch, mark a hole in the flywheel or bell housing directly above the ring gear. Use same grade motor oil as used in the engine crankcase. Too much wear in the shaft bearing can change the centrifugal force action of the governor. Email: sales@hoofgovernors.com, Mechanical governors have been used for many years in a variety of engines. I can tell you the dist here will only sell a new compleat . HOLLEY R6594 MODEL 1920 CARBURETOR $ 325. QTY. In operation, the governor output (rocker) shaft has 15 of movement. ENGINE SPEED FALLS OFF TOO GREATLY WHEN LOAD IS APPLIED: Load too great for engine at operating speed. No other engine components can touch this connecting linkage wiring, hoses, etc. Place some tension on governor spring. Do I want to keep this Governor? | Old Willys Forum If anyone is out there who has experience rebuilding these governors I welcome input. For related content and insights from industry experts, sign up for Successful Farming newsletters. 2-3 minor surges before stabilizing should be considered the most to be acceptable. This Pierce governor will accurately control the speeds of your engine to obtain the most satisfactory performance from your equipment. Before starting the engine, make sure the bumper screw thread is engaged only 3 or 4 turns (approx 1/8 inch) into the governor housing. Withdraw the bolt .010. Comes with front housing bearing; shaft bearings and retaining clips; thrust bearing with thrust washer; upper and lower springs; seal and mounting gasket; and new upper breakover arm. You must log in or register to reply here. It kept the engine at a much narrower rpm band than King-Seeley, Monarch or Novi engine governors typically used to run pto equipment. Gilmore Global Instruments has specialized in the distribution and manufacture of gauges and related accessories since 1950. Does anyone have a parts breakdown for the belt driven governor? NOTE: The length of the Zenith carburetor lever (from center of shaft to center of hole) must be no more than 7/8-inch. Im fairly certain Tesla copied this for their autopilot cars. occur with changing load. Pierce Governor Rebuild Kit With New Upper Arm Comes with front housing bearing; shaft bearings and retaining clips; thrust bearing with thrust washer; upper and lower springs; seal and mounting gasket; and new upper breakover arm. "A Community of Antique Engine Enthusiasts." My only thought would be that it could have been some sort of manual throttle control? The Hoof came on Jeeps equipped with welders, generators and air compressors because they required a very specific rpm range to run the accessory. This governor can be used in place of Cummins part number 3395960.