Kohler 7000 series valve clearance

Oct 13, 2021 · 63. Messages. 24,272. Oct 13, 2021 / No Compression. 7000 Series Kohler Vtwin. #5. Start with valve adjustments. Usually closed up valve lash is either a mistake setting them or valve guides slipping in the head . The latter is from overheating. All 4 valves are identical , the valve lift on the cam lobes is identical as are the rockers.

Messages. 2,879. Location. Virginia. Mar 27, 2021. #1. Have a new mower on order and it's my first brand new mower with a Kohler (25HP, KT740). The oldest mowers I have are running Kohler Commands, one of which has over 2000 hours on it, and it still runs like a top. Heck I've got a trash pump that runs a Kohler Courage and it's only …Engine Model: Kohler 7000 Series KT725: Engine Type: 4-cycle twin-cylinder air-cooled gasoline engine: Total Displacement: 44.2 cu.in (725 cc) Rated Engine Power: 22.0 Hp (16.4 kW) at 3600 rpmHi, I have a cub cadet 50 inch deck, 24hp Kohler 6000 or 7000 series engine. It was running fine and then the engine sped up when deck was engaged - it was going so fast, the belt started smoking and …The valve clearance specifications are as follows: After adjustment, tighten the locknuts to 11-14 ft. lbs. (15-19 Nm). Repeat for each valve to be adjusted. 1.8L, 2.0L and 2.5L Engines The 1.8L, 2.0L and 2.5L engines utilize automatic hydraulic lash adjusters to maintain proper valve lash at all times.Learn how to adjust the valves on your Kohler Courage or 7000 engine with this step by step video guide. The video covers the process for Courage/7000 engines and others with similar style rockers, and provides tips and tools for a successful adjustment.7000 SeriesKT715. 7000 Series. Find A Dealer. Based on the KOHLER Command PRO® commercial engine design, the air-cooled, V-time 7000 Series will run rings around your neighbors. It features a 3 year, unlimited hour, limited warranty.1.2K 296K views 6 years ago How do you adjust the valves on a Kohler Courage engine? See here in detail how i do it. If you look in the service manual of the engine, you'll find the clearance...

24,293. Oct 13, 2021 / No Compression. 7000 Series Kohler Vtwin. #5. Start with valve adjustments. Usually closed up valve lash is either a mistake setting them or valve guides slipping in the head . The latter is from overheating. All 4 valves are identical , the valve lift on the cam lobes is identical as are the rockers.Kohler 7000 Series Valves Kohler 7000 Series Valves: Jack’s is your place! We have the Kohler 7000 Series Valves you need, with fast shipping and great prices. For 7000 Series parts and accessories, think Jack’s! bigmower1. 158 posts · Joined 2007. #5 · Feb 29, 2008. You really can't adjust the valves on a 25 hp kohler, because they use hydrolic lifters and there isn't any tapit adjusters to adjust. If the motor is making a tapping noise, it could be a bent rod, or valve caused by a back fire, or worn lifters.Specifications 24 690 30 Rev. -- K ohlerEngines.com 9 CLEARANCE SPECIFICATIONS3 CH18/CH20/ CH640 CH23 CH25/ CH730/CH740 Crankcase Governor Cross Shaft Bore I.D. 6 mm ShaftThis video illustrates the oil and filter change procedure for KOHLER 7000 twin cylinder engines.Before working on engine or equipment, disable the engine as...1.2K 296K views 6 years ago How do you adjust the valves on a Kohler Courage engine? See here in detail how i do it. If you look in the service manual of the engine, you'll find the clearance...Have valve clearance (lash) checked/adjusted. Reassembly Every 300 Hours3 Change oil and fi lter (KOHLER PRO 10W-50 oil and KOHLER PRO fi lter only). Lubrication System Every 500 Hours Replace spark plugs and set gap. Electrical System ¹ Perform these procedures more frequently under severe, dusty, dirty conditions.

bigmower1. 158 posts · Joined 2007. #5 · Feb 29, 2008. You really can't adjust the valves on a 25 hp kohler, because they use hydrolic lifters and there isn't any tapit adjusters to adjust. If the motor is making a tapping noise, it could be a bent rod, or valve caused by a back fire, or worn lifters.Once it cools down, it starts perfect. Can't believe the valves are out of adjustment @19 hours on engine???? QuoteReply.Kohler 7000 series KT725 22HP, new plugs, left spark plug is fouling, black sooty, right plug clean. Runs idle good, but under strain sputters and misfires … read moreKohler KT740 Exploded View parts lookup by model. Complete exploded views of all the major manufacturers. ... 7000 Series Kt715 Kt725 Kt730 Kt735 Kt740 Kt745 | Kt740 ... Starter Motor For Kohler 7000 Series Pro KT740 KT745 25Hp 26Hp Starter Motor. $59.89. Free shipping. Kohler Horizontal Engine - CH742-3100 25 Gross HP. $2,862.79. Free shipping. Carburetor Carb Fors Kohler CV12.5 CV13 CV14 CV15 CV16 25HP Kohler Engine. $15.99. Free shipping. or Best Offer. 646 sold. Kohler Command Pro 25 Air …

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7000 SeriesKT715. 7000 Series. Find A Dealer. Based on the KOHLER Command PRO® commercial engine design, the air-cooled, V-time 7000 Series will run rings around your neighbors. It features a 3 year, unlimited hour, limited warranty.The Kohler CH26/CH26S is a 725 cc, (44.2 cu·in) V-twin air-cooled four-stroke internal combustion gasoline engine from the Command PRO series, manufactured by Kohler Co.. The Kohler CH26 engine has an OHV (overhead valve) design, an aluminum block with cast iron cylinder liners, a horizontal PTO-shaft, pressurized lubrication system.Wear Limit 82.978 mm (3.2668 in.) 82.833 mm (3.2611 in.) Piston Thrust Face-to-Cylinder Bore 7 Running Clearance New 0.019/0.062 mm (0.0007/0.0024 in.) Valves and Valve …Re; Kohler. 7000 Series KT715-Kt745. Valve Setting on above mentioned engine please. 4 years old on Cub Cadet Lawn - Answered by a verified Technician

In this video we go over some preventative maintenance tips and talk about proper valve lashing and adjustment..003/.006 Exhaust clearance depends on S/N. ... 7 responses to “Kohler Valve Specifications” ... need specs for a 26hp kohler 7000 series 747cc, kt745. Reply. Sam ... The Kohler SV601 is a 597 cc, (36.4 cu·in) single-cylinder air-cooled four-stroke internal combustion gasoline engine from the Courage series, manufactured by Kohler Co.. The Kohler SV601 engine has an OHV (overhead valve) design, aluminum head and crankcase with cast iron cylinder liner, vertical PTO-shaft, and pressurized lubrication system.7000 SeriesKT725. 7000 Series. Find A Dealer. Based on the KOHLER Command PRO® commercial engine design, the air-cooled, V-time 7000 Series will run rings around your neighbors. It features a 3 year, unlimited hour, limited warranty.Kohler KT740-3048 BAD BOY 25 HP (18.61 kW) Exploded View parts lookup by model. ... Valve Stem Seal. $11.21 Options Add to Cart. ... LABEL 7000 SERIES 7. $6.96 ...The Kohler SV735 is a 725 cc, (44.2 cu·in) V-twin air-cooled four-stroke internal combustion gasoline engine from the Courage series, manufactured by Kohler Co.. The Kohler SV735 engine has an OHV (overhead valve) design, vertical PTO-shaft, and pressurized lubrication system. This engine is equipped with a carburetor with a fixed main jet and one of three …Before working on engine or equipment, disable engine as follows: 1) Disconnect spark plug lead(s). 2) Disconnect negative (-) battery cable from battery. Using improper procedures can WARNING Hot Parts can cause severe burns. Do not touch engine while operating or just after stopping. Never operate engine with heat shields or guards removed.Valve Cover Fastener 9.6 N·m (85 in. lb.) CLEARANCE SPECIFICATIONS3 KT715 KT725 KT730 KT735 KT740 KT745 Camshaft End Play 0.06/0.40 mm (0.0024/0.0157 in.) …for the valve you wish to check/adjust turn the engine until the cam follower is on the back of the cam (ie 180 degrees from the top of the lobe - doesn't have ...Kohler KT735 Pdf User Manuals. View online or download Kohler KT735 Owner's Manual ... Adjust Valve Clearance. 75. Install Valve Covers. 75. ... 6000 and 7000 Series ...7000 SeriesKT730. 7000 Series. Find A Dealer. Based on the KOHLER Command PRO® commercial engine design, the air-cooled, V-time 7000 Series will run rings around your neighbors. It features a 3 year, unlimited hour, limited warranty. 31-May-2008 ... The only exception to that would be on a newer CV single recoil start engine. All other Command engines have no adjustment on the rocker arms.

Apr 30, 2014 · end of 1 valve and rocker arm. Turn adjuster until a slight drag is felt. Hold in this position and tighten setscrew securely. Torque setscrew to 7.9 N·m (70 in. lb.). After tightening recheck adjustment. Proper valve clearance is 0.101/0.152 mm (0.004/0.006 in.). then do other valve 3. Repeat procedure for other valves on other cyl

PARTSRUN Ignition Module For Kohler 7000 Series Lawn Mower Engine KT610 KT740 ZT720 ZT730 32-584-06-S ZF-IG-A00428 ... Automotive Replacement Valve Cover Gasket Sets ...Follow us on to find the latest updates on our products. HELP. ContactKohler SV715. The Kohler SV715 is a 725 cc, (44.2 cu·in) V-twin air-cooled four-stroke internal combustion gasoline engine from the Courage series, manufactured by Kohler Co. The Kohler SV715 engine has an OHV (overhead valve) design, vertical PTO-shaft, and pressurized lubrication system. This engine is equipped with a carburetor with a fixed ... 7000 SeriesKT715. 7000 Series. Find A Dealer. Based on the KOHLER Command PRO® commercial engine design, the air-cooled, V-time 7000 Series will run rings around your neighbors. It features a 3 year, unlimited hour, limited warranty.Kohler’s engine is bestowed for it’s the high-quality and durability. It lasted for longer, and habitually their solid functions had given the obedience about supremacy. As an example, you may know about the Kohler 7000 series. The Kohler 7000 series came out a while ago, but still did a great job compared to the average residential engines.I have a 24 hp Kohler engine that is hard to start. If I take ONE SPARK PLUG out,, then put it back in, the engine will turn over and start, other wise it, … read more. Curtis B. Technician. Associate Degree. 21,307 satisfied customers. I have a kohler Model M20S, Spec.#49500, Serial #1813906716.The Kohler SV601 is a 597 cc, (36.4 cu·in) single-cylinder air-cooled four-stroke internal combustion gasoline engine from the Courage series, manufactured by Kohler Co.. The Kohler SV601 engine has an OHV (overhead valve) design, aluminum head and crankcase with cast iron cylinder liner, vertical PTO-shaft, and pressurized lubrication system.

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1. Apr 9, 2020 / How good is the kohler 7000 engine? #9. The 7000 series Kohler is a Courage engine, also with a sub-par air filter, but..it is basically a detuned, no frills Command, so the architecture is proven. These had some starter issues in the past but recent models have proven more reliable.Enter your model number in the search box above or just choose from the list below. How to FIND Your Kohler Model Number > Kohler Kt740 Parts Diagrams KT740-3002 MARKETING 25 HP (18.61 kW) KT740-3003 MARKETING 25 HP (18.61 kW) KT740-3004 MARKETING 25 HP (18.61 kW) KT740-3005 MARKETING 25 HP (18.61 kW) KT740-3006 MARKETING 25 HP (18.61 kW)Kohler Command V Twin valve always open. This is how I fixed the issueParts Lookup - Enter a part number or partial description to search for parts within this model. There are (26) parts used by this model. Found on Diagram: Engine Controls Group 9-32-45 KT. 25086397S. Thread Form Screw. $4.00. Add to Cart.Save Save kohler 7000 For Later. 100% (2) 100% found this document useful (2 ... a series of elements with varying degrees of filtration quali- ties are used for final filtering. FILTER MATERIAL OIL LEVEL yy cura Arh 70 csr oa FIGURE 3-3 -- TYPICAL O[L ATH ATR CLEANER (NORMAL CAPACITY TYPE) 3.3 CLEAN AIR T0 CARBURETOR FILTER MATERIAL PREF ILTER ...How to adjust your valve clearance aka lash on a Kohler Courage SV740 Cub Cadet 1040 lawn mower engine. Applies to all Kohler Courage models. SV741, SV7420, ...KT740-3094 BEIJING GREENMAN. KT740-3095 MTD. KT740-3097 MTD. KT740-3099 Toro. KT740-3100 MTD. Shop our large selection of Kohler Engines KT740 7000 SERIES (KT715-KT745) OEM Parts, original equipment manufacturer parts and more online or call at 800-544-2444.Change oil and fi lter (KOHLER PRO 10W-50 oil and KOHLER PRO fi lter only). Lubrication System Every 500 Hours² Have valve clearance (lash) checked/adjusted. Reassembly Every 500 Hours Replace spark plugs and set gap. Electrical System ¹ Perform these procedures more frequently under severe, dusty, dirty conditions. May 27, 2017 · How do you adjust the valves on a Kohler Courage engine?See here in detail how i do it.If you look in the service manual of the engine, you'll find the clear... Re; Kohler. 7000 Series KT715-Kt745. Valve Setting on above mentioned engine please. 4 years old on Cub Cadet Lawn - Answered by a verified TechnicianKohler 7000 Series User Manual View and Read online. Maintenance Instructions. Oil Recommendations. Change Oil and Filter. Spark Plugs. Repairs/Service Parts. Est. reading time 11 minutes. 7000 Series Engine manuals and instructions online. Download Kohler 7000 Series PDF manual. ….

2 Must be performed by a Kohler authorized dealer or qualifi ed LPG personnel only. 3 Option only if using KOHLER ® PRO oil and PRO fi lter. REPAIRS/SERVICE PARTS …The Cub Cadet ULTIMA Series ZT1 54 features a 24HP/725cc Kohler 7000 Series V-Twin OHV 4-Cycle Engine, 2 in. x 2 in. tubular steel frame, comfortable high back seat and much more. The Ultima Zero-Turn …Kohler SV720. The Kohler SV720 is a 725 cc, (44.2 cu·in) V-twin air-cooled four-stroke internal combustion gasoline engine from the Courage series, manufactured by Kohler Co. The Kohler SV720 engine has an OHV (overhead valve) design, vertical PTO-shaft, and pressurized lubrication system. This engine is equipped with a carburetor with a fixed ... Kohler KT740 Exploded View parts lookup by model. Complete exploded views of all the major manufacturers. ... 7000 Series Kt715 Kt725 Kt730 Kt735 Kt740 Kt745 | Kt740 ...7000 SeriesKT735. 7000 Series. Find A Dealer. Based on the KOHLER Command PRO® commercial engine design, the air-cooled, V-time 7000 Series will run rings around your neighbors. It features a 3 year, unlimited hour, limited warranty.Feb 7, 2023 · The Fumoto Kohler 7000 Series Oil Drain Plug is made to be worth the money and it makes for a great buy. Make sure this fits by entering your model number. The unique through bolt design can be tightened independent of the valve body, allowing for a simple installation that easily avoids obstructions. Champion. Older. 235041-S. New. 25 132 10-S. Champion. Kohler Engine Spark Plug Conversion Chart converts Kohler part numbers to Champion Spark Plug numbers. Spark Plugs For Kohler Command, Courage & Magnum. In this video I show how to properly and safely adjust the valve clearance on a kohler courage 23 horse power engine on a cub cadet lawn tractor. Key moments. … Kohler 7000 series valve clearance, Kohler 7000 Series KT725 Specs. SPECIFICATIONS. MAINTENANCE. TROUBLESHOOTING. Engine Model: Kohler 7000 Series KT725. Engine Type: 4-cycle twin-cylinder vertical shaft air-cooled gasoline engine. Total Displacement: 44.2 cu.in (725 cc) Rated Engine Power: 22 Hp (16.4 kW) at 3600 rpm. Fuel System: Keihin or Walbro carburetor with fixed main jet., Kohler 7000 series about 6 years old. Show More. Show Less. Ask Your Own Small Engine Question. ... Did you run the test after the engine was warm and acting up? 7000 has adjustable valves, the valve may need to be adjusted, .004 to .006 inch, intake, and exhaust. Ask Your Own Small Engine Question. Customer reply replied 2 years ago., Kohler SV720. The Kohler SV720 is a 725 cc, (44.2 cu·in) V-twin air-cooled four-stroke internal combustion gasoline engine from the Courage series, manufactured by Kohler Co. The Kohler SV720 engine has an OHV (overhead valve) design, vertical PTO-shaft, and pressurized lubrication system. This engine is equipped with a carburetor with a fixed ..., end of 1 valve and rocker arm. Turn adjuster until a slight drag is felt. Hold in this position and tighten setscrew securely. Torque setscrew to 7.9 N·m (70 in. lb.). After tightening recheck adjustment. Proper valve clearance is 0.101/0.152 mm (0.004/0.006 in.). then do other valve 3. Repeat procedure for other valves on other cyl, Canada. Apr 11, 2015. #1. A friend has an ariens ride on mower with a Kohler twin cam engine (sorry I do not know the HP or engine # at this time) The engine has been hard or hesitant to start, giving systems that were first thought to be a low battery. I had just about identical systems with the 17.5 HP B&S on our mower, and that turned out to ..., The FR series is probably among the worst engines that Kawasaki has ever made. The air filter design is trash, the plastic cover breaks off easily, the rocker arms come loose, rods bend, ongoing valve guide problems, grass building up under the covers, repeated starter replacements required..ugh The 7000 series Kohler is a Courage …, Champion. Older. 235041-S. New. 25 132 10-S. Champion. Kohler Engine Spark Plug Conversion Chart converts Kohler part numbers to Champion Spark Plug numbers. Spark Plugs For Kohler Command, Courage & Magnum. , –Valve Clearances ... Go on the Internet and they show me nothing. Can you help me? thanks. Reply. robert says: October 21, ... Engine FamilyVTP195U1G1SA Engine Model 143.98504 cross reference LEV 120-361021A. Reply. Jon Adams says: May 20, 2021 at 5:45 pm. valve clearance for Kohler 22hp Spec kt725-3078 Serial no 5007214474 Thanks. …, Have valve clearance (lash) checked/adjusted. Reassembly Every 300 Hours3 Change oil and fi lter (KOHLER PRO 10W-50 oil and KOHLER PRO fi lter only). Lubrication System Every 500 Hours Replace spark plugs and set gap. Electrical System ¹ Perform these procedures more frequently under severe, dusty, dirty conditions., 7000 SeriesKT725. 7000 Series. Find A Dealer. Based on the KOHLER Command PRO® commercial engine design, the air-cooled, V-time 7000 Series will run rings around your neighbors. It features a 3 year, unlimited hour, limited warranty. , Aug 15, 2020 / Kohler valve cover #1 Didn’t ... The engine is Kohler 7000 series, specifically the KT 740, 25 hp, 725cc. Thanks, Skip . R. Rivets Lawn Royalty. Joined Mar 11, 2012 Threads 54 Messages 14,258. Aug 15, 2020 / Kohler valve cover #2 RTV sealant. This manual will help you out., The Kohler series engines in the 7000 series have different oil requirements based on the model. However, the majority of Kohler 7700 series engines are recommended using SAE 30 or 10W-30 oil. It is recommended to consult the owner’s manual or talk to the manufacturer for the precise specifications and type of oil for the specific model in ..., 2 Must be performed by a Kohler authorized dealer or qualifi ed LPG personnel only. 3 Option only if using KOHLER ® PRO oil and PRO fi lter. REPAIRS/SERVICE PARTS Kohler genuine service parts can be purchased from Kohler authorized dealers. To fi nd a local Kohler authorized dealer visit KohlerEngines.com or call 1-800-544-2444 (U.S. and ... , Kohler KT740 Pdf User Manuals. View online or download Kohler KT740 Owner's Manual ... Adjust Valve Clearance. 75. Install Valve Covers. 75. ... 6000 and 7000 Series ..., Kohler Part # 1258405S Ignition Module. Genuine Kohler Ignition Module, 1258405-S, Fits some Kohler Command CH, CV Single Cylinder Engines. Replaces: 1275704-S, 1258402-S For pull start engines. $90.00 $110.21., 23-Oct-2019 ... Kohler valve adjustment on V-Twin. Step by step instructions. Courage/7000 engines and others. Adjusting the valves will help with hard ..., In this video I show how to properly and safely adjust the valve clearance on a kohler courage 23 horse power engine on a cub cadet lawn tractor., –Valve Clearances ... valve clearance for Kohler 22hp Spec kt725-3078 Serial no 5007214474 Thanks. Reply. glenn brickhouse says: August 26, 2021 at 3:29 pm. , Engine Kohler 6600 Series Service Manual. (96 pages) Engines Kohler KT610 Service Manual. 6000 series, 7000 series (84 pages) Engine Kohler KT715 Service Manual. 7000 series (69 pages) Engine Kohler KT610-KT620 Owner's Manual. 6000 series 7000 series (25 pages) Engine Kohler KT17 Owner's Manual. , KT740-3094 BEIJING GREENMAN. KT740-3095 MTD. KT740-3097 MTD. KT740-3099 Toro. KT740-3100 MTD. Shop our large selection of Kohler Engines KT740 7000 SERIES (KT715-KT745) OEM Parts, original equipment manufacturer parts and more online or call at 800-544-2444., Kohler KT725 Specifications. Engine Model: Kohler 7000 Series KT725. Engine Type: 4-cycle twin-cylinder air-cooled gasoline engine. Total Displacement: 44.2 cu.in (725 cc) Rated Engine Power: 22.0 Hp (16.4 kW) at 3600 rpm. Carburetor Type: Fixed main jet. , Clearance Sale; Fast Moving parts . All Fast Moving parts; Featured Engines; Other Parts . All Other Parts; ... Kohler 7000 Series KT730 Carburetor If you are interested about the Kohler 7000 Series KT730 Carburetor, ... Designed specifically for valves, this KOHLER product... $152.78 $140.95. Add to Cart. Qty in Cart: 0. Quantity: Decrease ..., 7000 SeriesKT730. 7000 Series. Find A Dealer. Based on the KOHLER Command PRO® commercial engine design, the air-cooled, V-time 7000 Series will run rings around your neighbors. It features a 3 year, unlimited hour, limited warranty., Kohler 7000 Series User Manual View and Read online. Maintenance Instructions. Oil Recommendations. Change Oil and Filter. Spark Plugs. Repairs/Service Parts. Est. reading time 11 minutes. 7000 Series Engine manuals and instructions online. Download Kohler 7000 Series PDF manual., Well I have a 7000 series kohler that will crank but will not start. on the couple of occasions I have been able to get it to start when under load it feels as though I have less than 50% power ... 1st off pull the valve cover and make sure the push rods for the rocker arms. are secure and no a lot of Play ,that engine has hydraulic lifters ..., Kohler SV720. The Kohler SV720 is a 725 cc, (44.2 cu·in) V-twin air-cooled four-stroke internal combustion gasoline engine from the Courage series, manufactured by Kohler Co. The Kohler SV720 engine has an OHV (overhead valve) design, vertical PTO-shaft, and pressurized lubrication system. This engine is equipped with a carburetor with a fixed ... , Apr 10, 2015 · 9,536. Apr 10, 2015 / how do you adjust the valves on a 22 hp kohler engine. #2. will need to know what engine by model and spec you have. some of the kohler engines have hydraulic lifters and you don't adjust them. B. , Jun 14, 2021 / Kohler SV830 Courage Pro 25 - pushrods, rocker arms fail... I'm having trouble with my SV830, 10 years old, approximately 300 hours, well kept. Was running bad last year, pulled spark plug wires & learned one cylinder was out. Compression test showed blown head gaskets. While replacing valve covers, discovered both sides …, This video illustrates the oil and filter change procedure for KOHLER 7000 twin cylinder engines.Before working on engine or equipment, disable the engine as..., Kohler 7000 series about 6 years old. Show More. Show Less. Ask Your Own Small Engine Question. ... Did you run the test after the engine was warm and acting up? 7000 has adjustable valves, the valve may need to be adjusted, .004 to .006 inch, intake, and exhaust. Ask Your Own Small Engine Question. Customer reply replied 2 years ago., The usual reason for a blown head gasket is a leaking float valve allowing fuel to fill the combustion chamber. ... The motor is a Kohler 7000 Series 24HP/725cc Kohler 7000 Series V-Twin OHV 4-Cycle Engine. Save. Jeffb213 ..., Valves; Kohler Plugs; Kohler Connecting Rods; Kohler Seals; Kohler Spark Plugs; Springs; Kohler Starting Systems. Dog Kits; Drive Kits; ... Kohler Engine KT725-3014 7000 Series 22 hp 725cc Husqvarna Outdoor Products. $1961.86 Add Qty: PAKT725-3019: Kohler Engine KT725-3019 7000 Series 22 hp 725cc MTD., Most of the Kohler engines are a bit prone to the valve or head issues. The valve seat would have also been coming out. ... As an example, you may know about the Kohler 7000 series. The Kohler 7000 series came out a while ago, but still did a great job compared to the average residential engines.