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Generac 40HP horizontal shaft engine


We truly need 7 to 10 working days to custom build a reconditioned engine for you
These engines also weigh 95 to 125 lbs
Safe packaging materials costs us $35.00 to $45.00
Available with Optional Combo Hour meter/Tachometer (see pics) for an additional $25.00
Available with Optional LOW OIL Pressure Shut Down Sentry (see pics) for an additional $35.00
Kohler lists their CH1000 engine at 40hp Based on the Society of Automotive Engineers (SAE) J1940 Standard which is done with the Air Cleaner & Muffler Removed
Actual DYNO testing with the muffler & air cleaner installed on a 40hp Kohler produced 33.1hp at the Generac Test Laboratory
This Generac engine will produce the same to slightly more horsepower that the Kohler engine under the same test conditions
Even more important is engine torque
The Kohler Engine produced 61+LB FT of torque
The Generac engine produced 63+lb ft of torque
Generac 40hp (Per SAE J1940) max engine
Equal to 40hp Kohler in HP & Torque in a much smaller package
Check our store for many other engine listings.
Contact us for many other engine options
Note: Air Cleaner can be removed & mounted anywhere (using standard automotive radiator hose) on your equipment if a low profile is required
40hp Generac Carb on left & Kohler Carb on right in Pics
Engine is equipped with 1 1/8"x4" shaft. Available with a 1 7/16"x4 7/16" shaft for an additional $160.00
Typical MSRP for these BIG BLOCK KOHLER & BRIGGS engines is over $2500.00 from most MFG's
2 YEAR COMMERCIAL WARRANTY!!!!!!!!!!!!!!!!!
This engine is a real bargain at $1799.99
GENERAC POWER SYSTEMS TWO-YEAR LIMITED WARRANTY FOR GH/GV SERIES ENGINES
For a period of 2 two) years of operation from the date of original sale, Generac Power Systems, Inc. (Generac) will, at its option, repair or replace any part which, upon examination, inspection and testing by Generac or a Generac Authorized Warranty Service Dealer, is found to be defective under normal use and service, in accordance with the warranty schedule set forth below. Any equipment that the purchaser/owner claims to be defective must be returned to and examined by the nearest Generac Authorized Warranty Service Dealer. All transportation costs under the warranty including return to the factory. are to be borne and prepaid by the purchaser/owner. This warranty applies only to Generac GH/GV engines sold and rated for GH/GV engine applications, as Generac has defined GH/GV engine applications. This warranty pertains only to the GH/GV engines utilized to power equipment. Examples Include, but are not limited to, portable generators. pressure washers, air compressors, welders, lawn tractors and mowers, snow blowers, edgers and pumps. This warranty does not cover engines used in competitive events. This warranty is not transferable.
Latest Specifications from Generac for the GTH990 engine
33 @ 3,600 rpm 80% Load (See J1940 Statement)
Note: Muffler is NOW included for no additional charge.
Muffler & Muffler Support Brackets valued at $160.00 (Included in listing price)
Front PTO Shaft available (not included in listing price) $82.40
1 7/16" Crankshaft option available for an additional $160.00
Available with engine mounted Ignition Switch & Throttle/Choke Controls for an additional $85.00 (see pics)
Please check the dimensional drawing in our listing if you are replacing a Honda, Kawasaki, Briggs, Wisconsin or Kohler engine to check for clearance or any modifications that may need to be made.
Made in the Heartland of the USA in Wisconsin!!!
None of the other mfg's of big block air cooled engines can make that statement
Identical to Kohler's CH1000 (40hp) engine for HP & Torque but will fit applications that had 20-30hp Kohler engines originally due to the smaller footprint (nearly identical to the CH18 through CH750 Kohler in size) than the Kohler & Briggs Big Block Engines
GENERAC 40hp Peak 36hp continous Horizontal Shaft Engine Has a Whopping 64ftlbs of torque@2400rpm.
This is the most important measurement of an engines ability to perform work!!!!!
Check this link: http://science.howstuffworks.com/fpte5.htm
Great for Stump Grinders, Saw Mills ETC.
Will replace Briggs, Kohler, Kawasaki & Honda Horizontal Engines.
Designed to last 3000+ hours if maintained properly
* This BRUTE of an engine is made in the USA.
* It Features a massive 64 lb-ft of torque.
* It s low profile make it easily adaptable as a replacement for the smaller hp Briggs & Kohler Engines
* It will also easily replace the big Block Kohler, Briggs, Honda & Kawasaki engines
Horizontal Shaft V-Twin Cylinder
Air-Cooled OHVI Industrial Design
Full Pressure Lubrication (Automotive Type Gerotor Oil Pump)
Engine Oil Cooler, Utilizes High Velocity Flywheel Fan Air
Low Oil Pressure Switch, Normally Closed (Not Connected)
High Torque Industrial 12V Solenoid Shift Electric Starter
Large Hardened Crankshaft Bearing Journals
Special Alloy Sleeve PTO and Flywheel End Bearings
Hardened Camshaft, Helical Cut Gears
Hardened Valve and Valve Seats
Cam Ground Piston Skirt (Elliptical)
3 Piece Automotive Type Oil Ring
Larger Venturi 2-Barrel Carburetor than the competitors Carb,
Heavy Duty X-Torq Governor with Thrust Needle Bearing
Heavy Duty High Capacity Donaldson Commercial Air Cleaner
Rotating Flywheel Cooling Air Screen
12 V, 20 Amp Regulated Charging System
Wire Harness with Packard Connector
Remote Throttle Control (Can be Converted to engine mounted)
Remote Choke Control (Can be Converted to engine mounted)
Here is a comparison of the Briggs, Generac & Kohler Engines



Generac 40HP horizontal shaft engine Generac 40HP horizontal shaft engine Generac 40HP horizontal shaft engine Generac 40HP horizontal shaft engine Generac 40HP horizontal shaft engine Generac 40HP horizontal shaft engine Generac 40HP horizontal shaft engine Generac 40HP horizontal shaft engine Generac 40HP horizontal shaft engine