Honda H4518

Last Updated: June 2024

Overview

The Honda H4518 is a lawn tractor equipped with a 0.64 l (635 cc, 38.7 cu-in) two-cylinder water-cooled gasoline engine Honda GX630. It features an OHV design, horizontal type carburetor with butterfly valve, CDI ignition system, and electric starter. The tractor is fitted with a hydrostatic transmission and has multiple cutting deck size options (38, 42, and 46 inches), with a height range for cutting from 1 to 4 inches. The H4518 was designed to provide reliable and efficient service for mowing applications, and was produced from 1991 to 1998. Its liquid-cooled engine produces 18.0 HP (13.2 kW) at 3,600 rpm and 34.0 ft·lb of torque at 2,500 rpm, which, along with the adjustable mower deck, makes it suitable for various lawn maintenance tasks.
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Key Specifications

Category: Lawn and Garden

Power Output: 18

Transmission: Hydrostatic

Fuel Type: Unleaded gasoline

Honda H4518 vs. Similar Tractors

Power Output
Average
Greater than 55% of similar tractors.

Technical Specifications

Engine

Manufacturer
Honda
Model
GX630
Cooling Type
Liquid-cooled
Cylinder Orientation
-
Valve Configuration
OHV
Fuel Type
Unleaded gasoline
Induction Type
Naturally aspirated
Cylinders
2
Displacement (ci)
38.7
Bore (in)
3
Stroke (in)
2.8
Rated RPM
3600
Power Output (hp)
18

Transmission

Type
Hydrostatic
Forward Gears
-
Reverse Gears
-
Total Gears
-

Dimensions

Length (in)
71.5
Width (in)
-
Height (in)
41.4
Operating Weight (lb)
-

Power Take-Off (PTO)

PTO Type
-
PTO Speed 1 (rpm)
-
PTO Speed 2 (rpm)
-
PTO Speed 3 (rpm)
-

Miscellaneous

Chassis
-
Drive Type
-
Steering Type
-
Coolant Capacity (qts)
-
Front Tire Diameter (in)
15
Front Tire Width (in)
6
Rear Tire Diameter (in)
20.5
Rear Tire Width (in)
8.5
Front/Rear Rim Diameter (in)
-
Tire Type
-
Manufacture - End Year
1998
Hitch Type
-
Hitch Category
-
Hitch Position
-
Hitch Capacity (lb)
-
Operator Station Type
-
Starter Type
Electric
Brake Type
-
Hydraulic System Type
-