Multiquip 802003 Honda 20HP Engine with Spline Shaft - OEM Replacement Part

This complete 20-horsepower Honda engine assembly with spline shaft output powers the hydraulic systems on Multiquip ride-on tandem drum rollers. The engine drives the axial hydrostatic pump that controls drum rotation and the gear pump supplying hydraulic power to the vibratory system and articulating steering.

This is a Honda GX630RHKAF engine featuring air-cooled 4-stroke operation with a 90-degree V-Twin, overhead valve design. Technical specifications include 688cc displacement (41.98 cu. in.), 3.07 in. x 2.83 in. bore and stroke, maximum torque of 35.62 lbf-ft at 2,500 rpm, and rated output of 20.8 hp at 3,600 rpm. The engine operates at 3,250 ±50 rpm and includes electric start, built-in oil alert shutdown system, and side-mounted muffler for operator comfort. Engine oil capacity is 2.0 quarts (1.90 liters) and fuel tank holds 9.5 gallons of unleaded gasoline.

The spline shaft configuration is specifically designed to connect with the hydrostatic pump assembly. This engine is engineered for asphalt compaction equipment operating in demanding jobsite conditions.

Compatible Models:

• Multiquip AR14H Ride-On Roller

Genuine Multiquip OEM part, sold by an authorized dealer.