The new Exmark 452cc single-cylinder engine is designed to deliver exceptional performance and durability in the company's small zero-turn mowers. Tuned for the specific requirements of Exmark machines, the new single-cylinder engine features an OHV design to increase efficiency and decrease emissions. An optimized balance shaft design reduces engine vibration, while an automatic compression release combines with electric starting to deliver quick, easy starts. The Exmark 452cc single-cylinder engine is available on 42-inch Quest E-Series (in California only).

Engine Specs


Displacement 452cc (27.6 cu. in.)
Number of Cylinders 1
Bore 92 mm (3.62 in.)
Stroke 68 mm (2.68 in.)
Compression Ratio 8.8:1
Oil Capacity 1.0 L(1.1 qt)
Maximum Power 14.5 hp (10.8 kw)*
Dry Weight 70 lbs. (31.8 kg)
Dimensions LxWxH 432 mm x 388 mm x 300 mm (17.0 in. x 15.38 in. x 11.8 in.)
Maximum Horsepower Output of 452cc Single Cylinder Exmark Engine

Exmark 452cc single-cylinder engine introduces a number of features to ease maintenance and increase engine reliability. Full-pressure lubrication and a standard dual-stage oil filtration system increase durability by delivering an ample supply of clean engine oil to vital engine parts. The air filter features easy, tools-free access to speed and simplify cleaning, and a 1/4-turn dipstick makes it easy to check engine oil level, or add oil to the engine. The Exmark 452cc single-cylinder engine is only available in California on model QZE452CEM42100.

We have you covered. We take great pride in the quality of our products and stand behind every single one. Three year limited warranty. You can view, download, or print the warranty statement for your engine here.

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