Hey good news: Kohler just created the 5400 Series — your new favorite mower engine. How? Kohler started by creating an entirely new engine from the ground up. Kohler gave you a crazy smooth ride by significantly reducing engine vibration and noise.* And just for kicks, Kohler made it super durable and powerful.

Sure you could settle for a soft consumer engine on your next mower. But what fun would that be? Meet the V-twin 6600 Series™ engine. It’s loaded with professional-grade power you need to tackle all that tall grass.

ULTIMATE PERFORMANCE

• Consistent-Cut™ power keeps you cutting in tall, wet grass
• Optional HD Performance filtration package delivers maximum protection from dirt and debris with increased air, oil and fuel filter capacity

BUILT TO LAST

• Pressure lubrication extends engine life by keeping critical components well-lubricated

SUPER EASY STARTS

• Loaded with Smart-Choke™ technology — starts like your car, just turn the key and go

Look if you love a clean-cut yard and like to mow at light speed, choose a tractor or ZTR with a 7000 Series™ engine. With professional-grade features, easy starts and dependable power, the 7000 Series offers everything on your wish list — and then some.

BUILT TO LAST

• Based on KOHLER Command PRO® commercial engine design
• Engineered and assembled in the U.S.A.

POWERFUL PERFORMANCE

• Consistent-Cut™ power keeps you cutting in tall, wet grass. Lawns look great with every cut

JUST TURN THE KEY AND GO

• Reliable starting, hot or cold, even at temperatures below freezing with optional Smart-Choke™ technology

Everybody knows the best mowers are powered by the best engines. That’s why we designed the fuel-injected 7500 Series™ EFI engine. With this powerhouse, it’s all about easy starting, reliability and fewer trips to the gas station—so you can have more time to relax.

SIMPLE, EASY STARTS

• KOHLER® EFI (electronic fuel injection) technology—starts like your car, just turn the key and go
• Designed for easy spring starts; adjusts to gas with ethanol up to E10

MORE POWER, LESS FUEL

• Available with up to 27 hp—the most powerful KOHLER consumer engine
• Up to 12.5% fuel savings*—less time refueling, more time relaxing

BUILT TO LAST

• Engineered and assembled in the U.S.A.
• 3-year, unlimited-hour limited consumer warranty

Figured out what the “HD” stands for? Yep, these are heavy-duty engines with major muscle. Our HD Series™ engines for walk-behind mowers, pressure washers and utility equipment are built to last for a long, long time — with 2x-longer useful engine life certified by Kohler.*

BUILT TO LAST

• Forged with cast-iron cylinder liners—instead of aluminum—for added durability and engine protection

WARRANTY

• 5-year limited consumer warranty / 1-year limited commercial warranty

POWERFUL PERFORMANCE

• Best-in-class power (HD1100)** Consistent-Cut™ power keeps you cutting in tall, wet grass. Lawns look great with every cut

RELIABLE STARTS

• Get smooth, effortless, no-prime starts thanks to our Smart-Choke™ and Easy-Pull™ technologies

With overhead valve design and user-friendly features like Accu-Fill® and easy-pull technology, our RH Series™ is designed to put a smile on your face. CARB Tier 3-compliant for emissions and backed by a two-year limited warranty, it’s the drama-free engine you always wanted.

EASY TO START

• Effortless starts with easy-pull technology

EASY TO USE

• Accu-Fill fuel tank — 45% larger angled fuel neck reduces spills
• All-in-one throttle/choke/shutoff control lever makes starting and stopping easy

TOP PERFORMANCE

• Compact, lightweight design with strong horsepower and torque

Tough as nails and loaded with power, the commercial-grade KOHLER® SH Series™ engine is designed for all your down-and-dirty jobs. Heavy-duty features like a cast-iron cylinder liner and maximum displacement give you the same power and durability the pros demand.

DURABLE AND RELIABLE

• Built to last with heavy-duty crankshaft and cast-iron cylinder liner
• Loaded with Oil Sentry™ — automatically shuts down the engine in low-oil conditions

EASY TO USE

• Effortless starts with large indexable recoil starter and dual ball bearings
• Smooth operation from reduced noise and vibration

EASY TO MAINTAIN

• Simple, easy-access controls and no-tools-required air cleaner
• Easy maintenance and less downtime with dual oil fills and drains

Built tough to the core, KOHLER® XT Series engines for walk-behind mowers and utility equipment boast professional-grade features for tackling tough jobs. Better still, they’re super easy to start.

RELIABLE STARTS

• With Smart-Choke technology, there’s no choking, no priming, no flooded engine. Just pull and go

POWERFUL PERFORMANCE

• Consistent-Cut™ power keeps you cutting in tall, wet grass. Lawns look great with every cut

EASY FILLS, FEWER SPILLS

• Accu-Fill® fuel tank has a unique angled neck and a 45% larger opening for easy pours and less spilling

Good news, you’re probably looking at your new favorite engine. It’s got everything you want for your mower: easy starts, massive power and last but not least — no oil changes. We repeat: no oil changes.

NO OIL CHANGES

• Never requires an oil change – just check oil level before each use

POWERFUL PERFORMANCE

• Best-in-class power (XTX1100)* Consistent-Cut™ power keeps you cutting in tall, wet grass. Lawns look great with every cut.

BUILT TO LAST

• Loaded with heavy-duty materials like cast-iron cylinder liners for long-lasting durability and engine protection

RELIABLE STARTS

• With Smart-Choke technology, there’s no choking, no priming, no flooded engine. Just pull and go

*Class defined as EPA Class I gasoline engines 225cc or below.