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Kawasaki FX730V-S12 23.5 HP Vertical 1" (25.4mm) X 3-5/32" (80mm) Shaft

Price: $2,498.00
Sale Price: $2,087.00
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‎Free 1–5 day delivery
105.00 LBS
18.25 (in)
24.75 (in)
19.25 (in)

Prop. 65 Warning: This product contains chemicals known to the state of California to cause cancer and birth defects, or other reproductive harm.





Kawasaki FX730V-S12 Small Gas Engine Electric Start

With Vertical 1" X 3-5/32" Shaft

In Stock! Same day Shipping!

This 23.5 HP Kawasaki FX730V, small gas engine is excellent for new or replacement applications! Perfect for zero turn mowers. Buy online today at Carroll Stream Motor Company. Order now to enjoy our competitive prices with fast, free shipping or call us at 1-888-208-2088 to speak with one of our experts. The highest quality guaranteed! We have been in business since 2005, and our engines are fully rebuildable with all parts available.

An excellent 4 stroke OHV twin cylinder, 3.1 X 3.0 in stroke and 726 cc. This motor has a electric start and 15 Amp charging coil. Direct replacement for FX691V, FX651V and FS691V, FS651V. Used on Toro, Exmark, Scag, Bad Boy, KMC, Ariens, Excel, MTD, Dixie Chopper, and many others.

This Kawasaki small motor is built with quality components and is ready to outlast the competition. Purchase now to take advantage of our free shipping and quick turnaround time. Or, call if you have questions! 888-208-2088, 248-628-4638.

Make Kawasaki
Model FX730V-S12
Type Small Engine
Fuel Gas Unleaded 86 Octane or Higher
Engine Type 4 Stroke OHV Twin Cylinder
Bore/Stroke 3.1 X 3.0 in
Displacement 726 cc
Max Power 23.5 HP
Starting Type Electric Start
Charging Coil 15 Amp
Starting System Electric Shift Starter
Dimensions (L x W x H) 19.25 x 18.25 x 24.75 in.
Exhaust Included No
Fuel Tank No
Dry Engine Weight 102lbs.
Shaft Type Keyed - Straight
Shaft Diameter 1" Diameter, 1/4" Keyway
Shaft Length 3-5/32" Total
Shaft I.D. Thread Size 7/16"-20 Drilled and Tapped
Bolt Pattern 4 Bolt
Oil System Pressurized with oil filter
Oil Capacity 2.2 Qts
Oil Cooler High Efficiency
Reduction Type None
Engine Cooling Type Forced Air Cooling
3 Year Consumer Warranty
3 Year Commercial Warranty
Mechanical Governor
4 Stroke OHV Small Engine
Heavy Duty Canister Filtration
Dipstick in Crankcase
Cross Reference Guide
Kohler: CV750
User Manual

Use to Replace Model Numbers:

FX730V-S05R, FX730V-S05, FX730V-AS05, FX730V-BS05, FX730V-CS05, FX730V-DS05, FX730V-ES05, FX730V-FS05
FX730V-S08, FX730V-AS08, FX730V-BS08, FX730V-CS08
FX730V-S11R, FX730V-S12M, FX730V-S12R, FX730V-S12S, FX730V-AS12, FX730V-BS12, FX730V-CS12, FX730V-DS12, FX730V-DS12S
FX730V-S13R, FX730V-S13, FX730V-AS13, FX730V-BS13, FX730V-CS13

Please call for questions about what engines this replaces. (888-208-2088, 248-628-4638)
Any cross-reference is provided as a courtesy. You will be responsible for making sure the part number we are providing will fit your application. If you are unsure, please contact us before purchasing for help. Please have your model and serial number available.

Summary of the FX730V-S12

The Kawasaki FX730V-S12 is an impressive and adaptable small gas engine that is specifically engineered to cater to the challenging requirements of new installations and replacement projects. Boasting a sturdy 23.5 HP output, this engine is perfectly suited for zero-turn mowers, guaranteeing exceptional performance and efficiency. Equipped with an electric start and a vertical 1" X 3-5/32" shaft, the FX730V-S12 is readily available for immediate shipment from Carroll Stream Motor Company.

The distinguishing feature of the FX730V-S12 lies in its sophisticated 4-stroke OHV twin-cylinder configuration, boasting a stroke of 3.1 X 3.0 inches and a displacement of 726 cc. This exceptional engine not only delivers remarkable power but also incorporates a 15 Amp charging coil, ensuring its dependability for a wide range of equipment.

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