____________________________________________________________________________________

Home / Small Engines / Honda Engines / Honda GCV530

Honda GCV530 Specifications

Engine Model: Honda GCV530

Engine Type: 4-cycle OHC V-twin cylinder gasoline engine

Total Displacement: 32.3 cu.in (530 cc)

Rated Engine Power: 16 Hp (11.9 kW) at 3600 rpm

Carburetor Type: Two-Barrel, butterfly valve

____________________________________________________________________________________

General Technical Data

Engine Model .............. Honda GCV-530
Engine Type .............. 4-cycle overhead camshaft V-twin gasoline engine
Number of Cylinders .............. 2
Displacement, cu.in (cc) .............. 32.3 (530)
Cylinder Bore, in (mm) .............. 3.03 (77.0)
Piston Stroke, in (mm) .............. 2.26 (57.0)
Rated Engine Power, hp (kW) .............. 16.0 (11.9)
Rated Engine Speed, rpm .............. 3600
Maximum Torque, Nm (ft-lbs) .............. 36.5 (26.9)
Torque Speed, rpm .............. 2500
Compression Ratio .............. 8.0:1
Valve Arrangement .............. OHC
PTO Shaft Rotation .............. Counterclockwise (from PTO side)
Lubrication System .............. Forced
Air Cleaner .............. Dual element
Cooling System .............. Forced air
Ignition System .............. Transistorized magneto
Stopping System .............. Primary circuit ground
Starting System .............. Recoil or electric starter

Fuel System

Fuel System Type .............. Carburetor
Carburetor Type .............. Horizontal, two barrels butterfly valve
Governor Type .............. Centrifugal
Fuel Consumption, lb/Hph (g/kWh) .............. 0.51 (313)
Fuel Type .............. Gasoline (86 or higher)

Dimensions and Weight

Overall Length, in (mm) .............. 18.1 (459)
Overall Width, in (mm) .............. 16.8 (427)
Overall Height, in (mm) .............. 13.0 (331)
Dry Weight, lbs (kg) .............. 67.2 (30.5)
Operating Weight, lbs (kg) .............. 69.4 (31.5)

Cylinder Block

Cylinder Bore Inside Diameter (Std), in (mm) .............. 3.0314-3.0320 (77.000-77.015)
Cylinder Bore Inside Diameter (Wear Limit), in (mm) .............. 3.038 (77.170)
Connecting Rod Small End Inside Diameter (Std), in (mm) .............. 0.7089 (18.005)
Connecting Rod Small End Inside Diameter (Wear Limit), in (mm) .............. 0.711 (18.07)
Connecting Rod Big End Inside Diameter (Std), in (mm) .............. 1.3789 (35.025)
Connecting Rod Big End Inside Diameter (Wear Limit), in (mm) .............. 1.381 (35.07)
Connecting Rod Big End Oil Clearance, in (mm) .............. 0.0016-0.0026 (0.040-0.066)
Crankshaft Main Journal Outside Diameter (PTO), in (mm) .............. 1.1021 (34.993)
Crankshaft Main Journal Outside Diameter (Flywheel), in (mm) .............. 0.9997 (34.393)
Crank Pin Outside Diameter (Std), in (mm) .............. 1.3774 (32.985)
Crank Pin Outside Diameter (Wear Limit), in (mm) .............. 1.3750 (32.92)

Cylinder Head and Valves

Cylinder Head (Max Out of Flatness), in (mm) .............. 0.004 (0.10)
Intake Valve Clearance, in (mm) .............. 0.004±0.002 (0.10±0.04)
Exhaust Valve Clearance, in (mm) .............. 0.006±0.002 (0.15±0.04)
Intake Valve Stem Outside Diameter (Std), in (mm) .............. 0.216 (5.48)
Intake Valve Stem Outside Diameter (Wear Limit), in (mm) .............. 0.2094 (5.318)
Exhaust Valve Stem Outside Diameter (Std), in (mm) .............. 0.214 (5.44)
Exhaust Valve Stem Outside Diameter (Wear Limit), in (mm) .............. 0.2077 (5.275)
Valve Guide Inside Diameter (Intake/Exhaust), in (mm) .............. 0.217 (5.50)
Intake Valve Guide To Stem Clearance, in (mm) .............. 0.0006-0.0017 (0.015-0.047)
Exhaust Valve Guide To Stem Clearance, in (mm) .............. 0.0024-0.0034 (0.060-0.087)
Valve Seat Width (Intake/Exhaust), in (mm) .............. 0.028 (0.70)
Valve Spring Free Length, in (mm) .............. 1.34 (34.00)
Cam Height (Std), in (mm) .............. 1.5847 (40.521)
Cam Height (Wear Limit), in (mm) .............. 1.57 (39.80)

Piston and Piston Rings

Piston Pin Bore Inside Diameter (Std), in (mm) .............. 0.7087-0.7090 (18.002-18.008)
Piston Pin Bore Inside Diameter (Wear Limit), in (mm) .............. 0.7103 (18.042)
Piston Skirt Outside Diameter, in (mm) .............. 3.0309 (76.985)
Piston to Cylinder Bore Clearance, in (mm) .............. 0.0006-0.0020 (0.015-0.050)
Piston Pin Outside Diameter (Std), in (mm) .............. 0.7084-0.7087 (17.994-18.000)
Piston Pin Outside Diameter (Wear Limit), in (mm) .............. 0.7068 (17.954)
Top Ring Width, in (mm) .............. 0.0783 (1.99)
Second Ring Width, in (mm) .............. 0.0783 (1.99)
Top Ring Groove Side Clearance, in (mm) .............. 0.0020-0.0031 (0.050-0.080)
Second Ring Groove Side Clearance, in (mm) .............. 0.0012-0.0024 (0.030-0.060)
Top Ring End Gap, in (mm) .............. 0.008-0.016 (0.20-0.40)
Second Ring End Gap, in (mm) .............. 0.008-0.016 (0.20-0.40)
Ring End Gap (Wear Limit), in (mm) .............. 0.04 (1.00)

____________________________________________________________________________________