CRX V-Twin Replacement Engines
Built for professional-grade performance, the CRX 680, 750, and 1000 engines from Hamilton Power Solutions are engineered to deliver reliable power across demanding applications like generators, compressors, mowers, lifts, pressure washers, pumps, and more.
Note: Some engineering or modifications may be required to make the CRX engines fit specific equipment. Shaft sizes and output configurations may not allow for direct replacement. Please contact our sales team or a local dealer for additional support.
CRX 680
Displacement: 678cc
Power Output: 14.5 kW (19.4 HP) @ 3600 rpm
Torque: 42 Nm
Weight: 109 lbs
CRX 750
Displacement: 750cc
Power Output: 16.0 kW (21.5 HP) @ 3600 rpm
Torque: 47 Nm
Weight: 109 lbs
CRX 1000
Displacement: 999cc
Power Output: 24.0 kW (32.2 HP) @ 3600 rpm
Torque: 71 Nm
Weight: 135 lbs
List of OEMS:
Ariens

Ariens Model | Ariens Engine | CRX Engine |
---|---|---|
GT17 | Kohler KT17 | |
GT17 | Kohler KT17 | |
GT20 | Kohler M20 | |
GT2200 | Kohler CH22 | |
GT18 | Kohler M18 | |
GT18 | K361 | |
S-16H | K341 | |
S-16H | K321 | |
GT19 | Kohler KT19 | |
GT19 | Kohler KT19 | |
GT16 | K341 | |
GT16 | K321 | |
S-18H | K341 | |
S-18H | K321 |
Ditch Witch

Ditch Witch Model | Ditch Witch Engine | CRX Engine |
---|---|---|
255SX | P224 | |
255SX | P224 | |
255SX | NHC | |
SK500 | GX670 | |
SK350 | Kohler Kohler CH20 | |
SK500 | Kohler Kohler CH740 | |
SK500 | Kohler Kohler CH740 | |
1820 | Kohler CH18 | |
RT24 | CX690 | |
2300 | Wisconsin VH4D | |
2300 | Wisconsin VH4D | |
Vibra Plow V252 | P224 | |
Vibra Plow V252 | NHC | |
1820H | GX610 | |
VP12 | NHC | |
RT20 | Honda GX630 | |
Exmark

Exmark Model | Exmark Engine | CRX Engine |
---|---|---|
Lazer Z | Kohler Kohler CH740 | |
Lazer Z | Kohler Kohler CH740 | |
Lazer Z | Kohler Kohler CH740 | |
Lazer Z | Kohler CH25 | |
Lazer Z | Kohler CH25 | |
Lazer Z | Kohler CH25 | |
Lazer Z | Kohler CH25 | |
Lazer Z | Kohler CH23 | |
Lazer Z | Kohler CH23 | |
Lazer Z | Kohler CH23 | |
Navigator | Kohler CH20 (64729) | |
Navigator | Kohler CH20 (64739) | |
Lazer Z | Kohler CH22 | |
Lazer Z | Kohler CH22 | |
Lazer Z | Kohler CH22 | |
Lazer Z | FD620D | |
Lazer Z | Kohler CH20 | |
Lazer Z | Kohler CH20 | |
Lazer Z | Kohler CH20 | |
Lazer Z | FD661D | |
Lazer Z | FD661D | |
Navigator | Kohler CH740 (44) | |
Navigator | Kohler CH740 (3133) | |
Navigator | Kohler CH740 (3182) | |
Lazer Z | Kohler CH18 | |
Lazer Z | Kohler CH18 | |
Lazer Z | Kohler CH18 | |
Lazer Z | FH680D | |
Lazer Z | Kohler CH730 | |
Lazer Z | Kohler CH730 | |
Lazer Z | Kohler CH730 | |
Lazer Z | Kohler CH730 | |
Lazer Z | CH26 | |
Lazer Z | FD750D | |
Navigator | Kohler CH641 | |
Lazer Z | FH770 | |
Genie Lift
Ingersoll
John Deere

John Deere Model | John Deere Engine | CRX Engine |
---|---|---|
1200 | Vangaurd 16 | |
14 | NHC | |
1800 | FD620 | |
2500 | FD620 | |
300 | K341 | |
310 | K241 | |
312 | K301 | |
314 | K321 | |
316 | K341 | |
316 | B43 | |
316 | Onan P218 | |
317 | Kohler Kohler KT17 | |
317 | Onan P218 | |
318 | B43 | |
318 | Onan P218 | |
320 | FD590V | |
332 | Yanmar | |
400 | K532 | |
400 | K532 | |
400 | K532 | |
400 | K582 | |
400 | K582 | |
400 | K582 | |
420 | Onan B48 | |
420 | Onan B48 | |
420 | Onan P220 | |
420 | Onan P220 | |
425 | FD620 | |
445 | FD620 | |
60 | K321 | |
60 | Kohler KT17 | |
60 | Kohler M20 | |
6X4 Gator | FD620 | |
6X4 Gator | FH601D | |
70 Skid Engine | NHC | |
70 Skid Engine | P224 | |
737 | FH680D | |
737 | FH680D | |
757 | FH721D | |
90 | NHC | |
90 | P224 | |
F620 | Kohler CH640 | |
F620 | Kohler CH640 | |
F620 | Kohler CH20 | |
F620 | Kohler CH20 | |
F680 | Kohler CH640 | |
F680 | Kohler CH640 | |
F680 | Kohler CH20 | |
F680 | Kohler CH20 | |
F687 | Kohler CH23 | |
F687 | Kohler CH23 | |
F687 | Kohler CH23 | |
F910 | Onan B48 | |
F910 | B43 | |
F910 | Onan P220 | |
F911 | FD620 | |
F911 | FD620 | |
F930 | Onan T260 | |
F930 | Onan P220 | |
F930 | Onan B48 | |
F930 | Onan T260 | |
F930 | Onan P220 | |
F930 | Onan B48 | |
FD950 | T260 | |
FD950 | T260 | |
Gator HPX | FD620 | |
Gator TX | FD601D | |
Gator XUV550 | Vangaurd 16 | |
XUV650 | Vangaurd 16 | |
M653 | Kohler CH23 | |
M653 | Kohler CH22 | |
M665 | Kohler CH25 | |
M665 | Kohler CH25 | |
M665 | Kohler CH25 | |
Sprayer | M16 | |
SST16 | Vanguard 16 | |
X475 | FD671D | |
X485 | FD750D | |
X585 | FD711D | |
X700 | FD671D | |
X720 | FD750D | |
X728 | FD750D | |
XUV 620i Gator | FD620 | |