Honda gxv530 valve adjustment.
Adjust the valves and observe how the engine performs.
Honda gxv530 valve adjustment. This comprehensive guide explains the importance of proper idle settings, essential tools needed, and step-by-step instructions to enhance engine performance. , Ltd. Access the full manual online or download the PDF version for offline reference. INTRODUCTION Thank you for purchasing a Honda engine. Customer: Good Morning! I have a Honda GXV 530 on a riding Lawn Mower and am having fuel flow issues. View online (60 pages) or download PDF (7 MB) Honda GXV530, GCV520, GXV520, GCV530 Owner's manual • GXV530, GCV520, GXV520, GCV530 industrial & lab equipment PDF manual download and more Honda online manuals Engine storage 10 (More than 3 months) Drain gasoline from the float chamber by loosening the drain screw while the engine is stopped. This engine never had an oil change. After reassembly I ran it and has not stalled as in the past. Includes, lawn mowers, tillers, pressure washers, et May 21, 2010 · Checking the valves on my 03 rancher. Anybody have a Honda cannot deny coverage under the emission warranty solely for the use of non-Honda replacement parts or service performed at a location other than an authorized Honda dealership; you may use comparable EPA certified parts, and have service performed at non-Honda locations. I recently replaced the Fuel lines, filter, gaskets and carburetor and the engine will still only run on full choke. Also for: Gxv520, Gcv520, Gcv530. The Honda GXV530 motor has two cylinders, integrated cylinder, and head, overhead camshaft, two-barrel carburetor. To set timing on the GXV-530 2-cycle engine, first locate the flywheel key and ignition coil. Search for parts for your Honda generator, lawn mower, tiller, trimmer, pump, snow blower, outboard, and small engine. 0051 in) (EX) 6. ----- I am working on a generator that has a Honda GX-160 5. 0 mm (3. 13 mm (0. When the carburetor is modified for high elevation operation, the air-fuel mixture will be too lean for low elevation use. Remove the 5 x 12 mm hex bolt and remove the top cover. Locate the idle screw: Carefully locate the idle adjustment screw. Any help would be appreciated. GCV520 GCV530 GXV520 GXV530 Engine Shop Manual Part#: 61Z0A00E3 Show More Detail. Honda GXV530 Small Engine Pdf User Manuals. Remove foreign material around fl oat pin. This basic carb Mar 20, 2025 · Explore common Honda GXV530 engine problems, their causes, and effective solutions to keep your engine running smoothly. No part of this publica- tion may be reproducedwithout written permission. Sep 16, 2020 · Hi, I have a Hustler Fastrak with a Honda GXV530, i have had issued with starting. Fuel cut solenoid valve Connect the 12V battery to the fuel cut solenoid valve connector as shown. Set the piston at top dead center of the compression stroke (both valves fully closed). There is no air/fuel adjustment that I see. It runs on starter fluid but isn't getting Ignition Coil Assembly for Honda GCV530 (GJAJM) Engine Starter Motor Assembly for Honda GCV530 (GJAJM) Engine Control Assembly for Honda GCV530 (GJAJM) Engine Regulator Rectifier/ Sub Wire Harness Assembly for Honda GCV530 (GJAJM) Engine Crankcase Assembly for Honda GCV530 (GJAJM) Engine Oil Pan Assembly for Honda GCV530 (GJAJM) Engine Mar 2, 2015 · Honda Accord: How to Adjust Valves Learn how to do a valve adjustment on your engine's intake and exhaust valves. View and Download Honda GXV530 owner's manual online. INTRODUCTION CONTENTS SAFETY MESSAGES ENGLISH FR ANÇ A IS ESPAÑOL ENGLISH OWNER’S MANUAL MANUEL DE L’UTILISATEUR MANUAL DEL PROPIETARIO DAMAGE PREVENTION MESSAGES GCV520 · GCV530 · GXV520 · GXV530 1 Thank you for purchasing a Honda engine. The engine is 15 years old with a new carb. (ACR = Automatic Compression Release) how to adjust valves on honda gx, or chinese replicas EUROREPAIRS 1. Removed and cleaned carb twice, jets cleaned out, everything taken apart. The correct valve clearance should be . Inspect the air filter for clogs restricting airflow. I have installed a new battery and starter motor, still no good. We recommend the use of Honda Genuine parts whenever you have maintenance done. Adjust the valves and observe how the engine performs. Understand what a valve adjustment in Honda entails and why it's crucial for your vehicle's performance. With a displacement of 530cc, it delivers exceptional power and torque, ensuring optimal performance even under demanding conditions. This video goes the full assembly process. Ask. I also took the time to install a intake valve stem seal, as one was not present. Includes instructions for starting, stopping, and maintaining the engine. I have to rotate the engine a few times by hand while turning the key to get it to start. View and Download Honda GCV520 owner's manual online. View and Download Honda GCV530 owner's manual online. This video explains how to adjust the governor, idle, and maximum speed on the Honda GX160/120. 5HP engine. Regarding your oil consumption, conduct a compression test before evaluating the engine power and record the figures. Briggs & Stratton and other manufactu Joel at Earth Tools (looking a bit worn-out from the mad rush of the Spring season) demonstrates how to change a carburetor on a Honda GX series horizontal-crankshaft engine. ・To decrease the valve clearance, screw in. I thought it would be fixed and run better but it didn't help Even with carburetor modifications, engine horsepower will decrease around 3. Disclaimer: Due to various factors and design differences in today’s vehicles, this channel, Mr. It takes many pulls to start this engine. or valves are badly out of adjustment. I was surprised when I looked in this carb. Shop OEM replacement parts by symptoms or model diagrams for your Honda GXV530 Small Engine (Type EEA1) (VIN# GJARM-1000001-1069999)! Jun 16, 2002 · V-Twin Overhead Valve Vertical Shaft GXV530 Engine Type Air-cooled 4-stroke OHC 900 V-twin Bore x Stroke Shop OEM replacement parts using model diagrams for your Honda GXV530 QXA5/A Engine! The official parts look up site for Honda Power Equipment, Honda Marine, and Honda Engines. Remove both spark plugs and try several crankings. View online or download Honda GXV530 Small Engine Owner's Manual Download or purchase Honda Engine owners' manuals for the GXV530. 03 in) cylinder bore and 57. Check the valve cover packing for damage or deterioration and install it on the valve cover. Other representative service items not using repair parts (removal/ installation, adjustment, inspection/measuring, and other work) are listed collectively in the list in the preface, classified according to the work. Also for: Gxv160uh2. Honda Engine Owner's Manual. It’s often a small screw with a slotted head. amazon. Once started, the engine runs well. Also valve adjustment. The GXV530 meets strict environmental The valves were out of adjustment. Oil leaks can occur for various reasons, such as damaged gaskets, seals, piston rings, the PCV valve or oil filters, or loose bolts or screws. 006" on intake and at 0. Honda Automobiles Automobile Parts User Manual. It has a gas leak out of the carb. I don't see where The engine exhaust from this product contains chemicals known to the State of California to cause cancer, birth defects or other reproductive harm. Shop OEM replacement parts by symptoms or model diagrams for your Honda GXV530 Small Engine (Type EXA1) (VIN# GJARM-1000001-1069999)! The Honda GXV530 engine is a reliable air-cooled V-twin engine known for its durability and strong performance. Are any of the vents working properly? Do you hear noise coming Download or purchase Honda Engine owners' manuals for the GCV530. Honda GXV530 is a reliable and powerful engine designed to provide efficient and dependable performance. GENERATOR MODEL ENGINE STANDARD SPARK PLUG SPARK PLUG GAP FLOAT LEVEL ENGINE SPEED ENGINE OIL CAPACITY (1) COMPRESSION VALVE CLEARANCE OTR51141-M BODY. txt) or view presentation slides online. Periodic inspection and adjustment of the Honda engine is essential if high level performance is to be maintained. Reseating the valves made easy with a simple trick. ・To increase the valve clearance, screw out. Feb 23, 2023 · Here are the most common problems your Honda GXV530 Engine may undergo in detail. pdf), Text File (. 0 mm (2. Shop OEM replacement parts using model diagrams for your Honda GXV530 EXA1/A Engine! Shop OEM replacement parts using model diagrams for your Honda GXV530 EXA1 Engine! Shop OEM replacement parts using model diagrams for your Honda GXV530 EXA2/A Engine! View and Download HUSTLER Sport general service manual online. When i turn the key the starter throws out but wont always INTRODUCTION Thank you for purchasing a Honda engine. For hard starts and surging, first clean or replace the carburetor’s pilot jet and check the choke linkage for proper operation. When modifications or additions to this parts catalogue are made, a revised edition will be issued at an appropriate time, with successively progressing revision numbers on the cov-er. Works like it Dec 21, 2015 · How important is it to adjust the valves on a Honda GVC140K1 OHV Engine. :greendr: WTB: Simplicity Sovereign/LL/Baron brake rod FS: Various stuff early WH snowblower, DeutzAllis walk behind blower (very nice to mint), a couple of CC Kohlers, 1st gen, 2nd gen, and an early 'pto' Troy Bilt horses, and other stuff. This manual contains information on how to do that; please read it carefully before operating the engine. How to set the valve clearance on a Honda 5. Review the instructions provided with the equipment powered by this engine for any additional information regarding engine startup, shutdown, operation, adjustments or any special maintenance instructions. 79K subscribers Subscribed Shop OEM replacement parts using model diagrams for your Honda GXV530 EEA1 Engine! VALVE CLEARANCE Valve clearance inspection and adjustment must be performed with the engine cold. engine-assembly-gcv530-gxv530-en - Free download as PDF File (. We show how to take the engine apart and replace the rings and valve seal. It could indicate an oil leak if you notice oil stains under the engine or around Shop our large selection of Honda Engines GXV530 GXV Series OEM Parts, original equipment manufacturer parts and more online or call at 717-375-1021 Shop OEM replacement parts using model diagrams for your Honda GXV530 EXA2 Engine! Flooding in the GXV530 carburetor can result from debris trapped inside despite a new carb. DISASSEMBLY: Push down and slide the retainer to the side, so the valve CAM PULLEY (2) stem slips through the hole at the side of the retainer. For extended 10 storage of the engine (More than 3 months). GCV530 engine pdf manual download. 1 CYLINDER IGNITION COIL STUD CENTER “T”MARK VALVE VALVE ADJUSTING ADJUSTING LOCK NUT “T”MARK FEELER SCREW GAUGE VALVE ADJUSTER WRENCH,3mm 07908-KE90200 GCV520 · GCV530 · GXV520 · GXV530 This manual should be considered a permanent part of the engine and should remain with the engine if resold. Remove the 5 x 14 mm top cover bolt and remove the top cover. Hold the adjusting screw using the special tool, and tighten the lock nut. In a fast-paced world fueled by information and interconnectivity, the spellbinding force of linguistics has acquired newfound prominence. Also for: Gcv530, Gxv520, Gxv530. Brand new anti-backfire solenoid. This 530 cc engine features an electric starter and a powerful output, making it suitable for various outdoor equipment like lawn mowers and generators. Turn the adjusting screw to obtain the specified intake and exhaust valve clearance. Ensure the flywheel is aligned with the timing mark on the crankcase. 008" on the exhaust. 3 cu-in) 90° V-twin air-cooled four-stroke internal combustion gasoline engine with vertical shaft, manufactured by Honda Motor Company. valve rocker 14441-z0a-000 arm, ex. Mar 10, 2015 · I was wondering if someone, like Robert, can post pictures or part of the maintenance manual, on how to do this? I know clearance should be at 0. Also for: Gcv530, Gxv530. Honda Motor Co. The required service intervals and the kind of maintenance to be performed are described on the table below. 4 days ago · The Honda GXV530 is a small (530 cc, 32. If a problem should arise, or if you have any questions about your engine, consult an authorized Honda servicing dealer. Join us as we lash the valves and install the covers on this Honda GXV-530. Honda GXV530 Engine Hard to Start and Surging Issue GXV530 engines often face extended choke use and uneven idling with occasional power loss. 0035 - 0. We will also time the valves in this engine. Learn to diagnose common idle issues and maintain your mower for longevity, ensuring optimal Fuel cut solenoid valve Connect the 12V battery to the fuel cut solenoid valve connector as shown. Explore detailed information about engine specifications, maintenance schedules, and troubleshooting tips. Today we are adjusting the valves on a Honda GX series engine. It says Massey Ferguson on the side of the hood so I don't know what to call it. Recheck valve clearance after tightening the lock nut. Please be aware that our engines should be serviced by an authorized Honda dealer unless the owner has the proper tools, service data and the necessary technical skills. 09 - 0. This short video takes you though the static adjustment for a mechanical governor system off a Honda GX series engine. 1 SIDE Read or download the comprehensive Honda GXV530 Owner's Manual. Remove the cylinder head cover and recoil starter. Check the needle of the valve should retract in. Honda Gxv530 Service Manual Valve Adjustment John Evans,Brian Davies,Jan Wright Urban and Regional Planning Peter Hall,2005-08-19 This is the fourth edition of the classic text for students of urban and regional planning. docxHonda Small Engine Intake & Exhaust Valve Clearances Note that the illustrations (part drawings) can differ from the ac-tual parts in shape. I can find the little T for top dead center while looking through the little hole but the rocker arms still seem tight. Nov 25, 2023 · Reassembly Only - Honda GXV530 Overhead Cam Twin Cylinder Engine - Instructional Tutorial Insane Oil 21K subscribers Subscribed Thank you for purchasing a Honda engine. 5% for each 1,000-foot (300 meter) increase in elevation. Find comprehensive information for your Honda GCV520, GCV530, and GXV530 engines. 2. VALVE CLEARANCE No. Nov 17, 2021 · Apparently it's very common for the Honda GXV530 engines to fail. Shop OEM replacement parts using model diagrams for your Honda GXV530 PXA1 Engine! Fuel cut solenoid valve Float doesn’t 7 move properly. This video covers the procedure for adjusting the rocker arm clearances for the valves on Honda GX series engines (this same basic procedure works for most overhead-valve small engines). The locknut for the tappet adjusting screw came loose and went through the timing belt/camshaft splitting the camshaft and damaging the belt . If this isn't the issue, I have an alternative theory. Aug 29, 2022 · UPDATE: I had bad fuel with some water in it which was causing my problems, so I canceled the order for the new carb, but I still want to know what that little chingadera does. I am looking for a camshaft timing procedure for this engine. Regular maintenance will also ensure a long service life. The component unplugged at the carb’s bottom is likely the fuel shutoff solenoid, which controls fuel flow during idle. This owner's manual covers operation, maintenance, troubleshooting, and safety. 8 kgf·m, 5. 2 CYLINDER No. 3 cu-in) 90° V-twin, air-cooled, four-stroke cycle, internal combustion gasoline engine with vertical shaft, manufactured by Honda Motor Company for general-purpose applications, such as: commercial lawn and garden equipment, tractors, construction and industrial equipment, agricultural equipment, small vehicles. Join us as we install the timing belts and camshafts into a Honda GXV-530. VALVE CLEARANCE NOTE: Valve clearance inspection and adjustment must be performed with the engine cold. The valve clearance is tight and I cant slide my feeler guage in between. Also for: Gxv340. GXV390 engine pdf manual download. 1. The valves have never been adjusted. valve rocker 14461-z0a-000 shaft, rocker arm 14711-z0a-000 valve, in. Loosen the adjusting screw lock nut and adjust the valve clearance by turning the adjusting screw in or out. Its advanced features make it ideal for various applications, including lawnmowers, generators, and other equipment. Attach the cylinder valve cover to the cylinder and tighten the flange bolts securely. Also for: Gcv520, Gxv530, Gcv530. GCV520 · GCV530 · GXV520 · GXV530 This manual should be considered a permanent part of the engine and should remain with the engine if resold. GXV160UH engine pdf manual download. However, adjusting Does anyone know how I would adjust the valves on this engine or does anyone have the relevant pages of the shop manual for that engine)? I have the valve covers off, and there is a plate with a thin threaded shaft through it with a nut that looks like it could be the adjustment. 0:1. b. View and Download Honda GXV160UH manual online. Nov 19, 2024 · Struggling with your Honda lawn mower's performance? Discover how to adjust its idle speed for smoother operation and increased efficiency. A 77. First one was the disassembly. reservesthe right, however, to discontinue or change specifications ordesign at any time without notice andwithout incurring any obligation whatever. Fuel cut solenoid valve Float doesn’t 7 move properly. View online (58 pages) or download PDF (3 MB) Honda GXV520, GCV530 Owner's manual • GXV520, GCV530 industrial & lab equipment PDF manual download and more Honda online manuals This situation likely indicates an issue with the valves. models 0. c. This engine has two cylinders, integrated b. 14721-z0a-000 valve, ex. Download or purchase Honda Engine owners' manuals. The float is not adjustable and the needle valve has a little post that springs and that pushes How To Adjust or Set the Valve Clearance or Lash on a Honda GC Engine Including Lawn mowers, tillers, pressure washers etcClick here for feeler gauges--- Parts lookup and repair parts diagrams for outdoor equipment like Toro mowers, Cub Cadet tractors, Husqvarna chainsaws, Echo trimmers, Briggs engines, etc. Jul 11, 2025 · The Honda GCV530 is a small 530 cc (32. This Owner’s Manual covers operation and maintenance for Honda GCV 520, GCV 530 and GXV 530 engines. INTRODUCTION Thank you for purchasing a Honda engine! We want to help you to get the best results from your new engine and to operate it safely. We want to help you to get the best results from your new engine and to operate it safely. TORQUE: 8 N·m (0. fm Page 4 Friday, February 5, 2021 9:14 AM Page 5 of 46 (1) SAE 10W-30 (API service category SJ or later) is recommen ded for general use, except as noted. CAM PULLEY CONNECTING CONNECTING No. Home Support Service movies GCV governor setting GCV governor setting Back to service movies In this service movie, we explain how to set the governor of the GCV models. We recommend obtaining such revisions in order to keep your parts INTRODUCTION Thank you for purchasing a Honda engine. 5hp 6. They typically require adjustment every two years or more frequently. 24 in) piston stroke give the GXV530 engine a total of 530 cc of displacement. Sport lawn mower pdf manual download. Shop OEM replacement parts using model diagrams for your Honda GXV530 EEA1/A Engine! I have a Honda GXV530 Type EXA2 with a plastic camshaft failure. - - - - - - - - - - - -Due to factors beyond the control of FixItSam, it cannot guar View and Download Honda GCV520 owner's manual online. The Repair parts and diagrams for GXV530 PXA1 (GJARM) - Honda Engine, Made in Japan (SN: GJARM-1000001 - GJARM-1069999) May 2, 2024 · Explore our comprehensive guide on 'Does Honda Need Valve Adjustment?' Learn about the importance of valve adjustment in Honda vehicles, the cost associated with it, and when it's necessary. Any thoughts on what the issue is? Mechanic's Assistant: Hi there. Follow along and we will discuss the adjustment procedure and where are you should have the en Download or purchase Honda Engine owners' manuals for the GXV530. Operation at elevations below 2,000 feet (610 meters) with a modified carburetor may cause the engine to overheat, and result in serious VALVE CLEARANCE NOTE: Valve clearance inspection and adjustment must be performed with the engine cold. Keep this owner’s manual handy, so you can refer to it at any time. 8 lbf·ft) TOOL: Valve adjusting wrench B 07708-0030400 7. May 11, 2015 · I have a Simplicity Regent with a 16HP Honda engine. Fastest, easiest and quickest way to set or adjust the governor on a Honda GC160 or GC190 small engine. All information in this publication is based on the latest product information available at the time of printing. Discover common problems with the Honda GXV530 engine problems and learn effective troubleshooting tips and solutions to keep your engine running smoothly. VALVE a. Nov 27, 2023 · I have an old Honda GXV 530 on my riding lawn mower. Honda GXV-530 1992: Setting Timing on 2-Cycle Engine GXV-530 often faces timing misalignment and inconsistent engine idling during operation. This manual contains information on how to do that Honda utilizes appropriate air/fuel ratios and other emissions control systems to reduce the emissions of carbon monoxide, oxides of nitrogen, and hydrocarbons. If the valves are not properly adjusted, the engine may become out of time. 004" between the valve stem and the rocker arm when the valve is fully closed. Looks like an obvious overflow issue, FLOODS. Need help finding your model number? Non-U. GXV520 engine pdf manual download. Oil Leaks One of the most common problems with the Honda GXV530 engine is oil leaks. I recently replaced the carburetor, fuel pump, fuel lines, filter, piston rings, intake and exhaust valves (adjusted to specs). This owner’s manual is considered a permanent part of the engine and should remain with the engine if resold. I put a new carburetor, spark plugs and fuel filter on it because it has given me so much trouble. com/gp/product/B00Fmore Honda GXV530 on a Powerhouse TK216 mini-loader. Connect the 12V battery to the fuel cut solenoid valve connector as shown. VALVE CLEARANCE Valve clearance inspection and adjustment must be performed with the engine cold. Prior to replacing the parts listed above, it was smoking and would only run on full choke. (For products sold in the USA, Puerto Rico and the US Virgin Islands) Download a free Owner’s or Operator’s Manual by selecting the appropriate engine model below. Disclaimer: Due to various factors an Honda Engines offers high-quality power units for a wide range of applications such as construction equipment, generators, lawn mowers etc. If it does this fine then you have at one one the two ACRs on the camgears bad. The Honda GXV530 is a 530 cc, (32. Join us as we reinstall the carburetor and linkages on this Honda GXV-530 engine. 34 cu·in) natural aspirated V-twin four-stroke air-cooled internal combustion gasoline engine with a vertical shaft, manufactured by Honda Motor Company for general-purpose applications. GXVl60 engines. This can drastically improve your engine's performance, so it is quieter while idling. The compression ratio rating is 8. Turn the crankshaft and set the piston at top dead center of the compression stroke (both valves fully closed). Honda GX390. Double barrel carb. View and Download Honda GXV390 owner's manual online. Its capacity to evoke emotions, stimulate contemplation, and stimulate metamorphosis is really astonishing. If adjustment is necessary, proceed as follows. Within the pages of "Honda Gxv530 Service Manual Valve Adjustment," an enthralling opus penned by a very acclaimed wordsmith, readers attempt an Shop OEM replacement parts by symptoms or model diagrams for your Honda GXV530 Small Engine (Type EXA2) (VIN# GJARM-1000001-1069999)! Shop OEM replacement parts by symptoms or model diagrams for your Honda GXV530 Small Engine (Type PXA1) (VIN# GJARM-1000001-1069999)! Honda Small Engine Parts | Honda Engine Parts Lookup Honda GXV530 parts lookup list 14320-z0a-000 pulley, camshaft 14324-zl8-000 shaft, cam pulley 14400-z0a-003 belt, timing (97hu8 g-200) 14431-z0a-000 arm, in. Microsoft Word - Honda Small Engine Intake. They are given just to help you to refer to the parts. I have two with serious internal damage (snapped rods etc) has anyone else experienced this? It's from a Kanga Kid. Remove the four cylinder head cover bolts, cylinder head cover and gasket. Coomber,John Haynes Honda Gxv530 Service Manual Valve Adjustment: Urban and Regional Planning Peter Hall,2005-08-19 This is the fourth edition of the classic text for students of urban and regional planning It gives a historical overview of the developments and changes in the theory and practice of planning throughout the entiretwentieth century This extensively revised edition follows the Replacement Parts The emission control systems on your Honda engine were designed, built, and certified to conform with EPA, California (models certified for sale in California), and Canadian emission regulations. This is the second video. GCV520 engine pdf manual download. 5hp gx160 gx200 engine. CAMSHAFT diagram and repair parts lookup for Honda GXV530 PXA1 (GJARM) - Honda Engine, Made in Japan (SN: GJARM-1000001 - GJARM-1069999) Shop OEM replacement parts by symptoms or model diagrams for your Honda GXV530 Small Engine (Type QEA3) (VIN# GJARM-1000001-1069999)! how to adjust the governor on a small engine and how the governor system works -small engine tachometer: http://www. S. 14751-ze1-000 spring, valve 14771-ze1-000 see part The information and specifications included in this publication were in effect at the time of approval for printing. Locker and/or May 23, 2012 · If that Honda were on, say, a personal go-kart, I'd let valve float be the max rpm limit. Can I pull the plug and use a screw driver iin the hole so it Aug 20, 2024 · Step 3: Adjust the Idle Speed NOTE: Depending on your specific Honda mower model, the idle adjustment screw may turn clockwise to increase idle speed and counterclockwise to decrease it, or vice versa. View and Download Honda GXV520 owner's manual online. Apr 26, 2011 · Hi, I have a Simplicity Regent with a 16hp Honda GXV530 engine in it. Disclaimer: Due to various factors and design differences in today’s vehicles, thi This playlist is a complete teardown and rebuild of a Honda GXV-530 Engine. GXV530 engine pdf manual download. exhapulyjjtycxjjqvzzcswbnpxbqlhdafxxfvminfmzkzzbolthldg