Diesel and Gasoline Engines Specifications and Service Data

________________________________________________________________________________

Honda GXV-660 Engine

General Technical Data

Honda GXV660 Engine Specifications

Engine Model ................ Honda GXV660
Engine Type ................ 4-cycle overhead valve V-twin gasoline engine
Number of Cylinders ................ 2
Displacement, cu.in (cc) ................ 41.97 (688)
Engine Bore, in (mm) ................ 3.07 (78.0)
Engine Stroke, in (mm) ................ 2.83 (72.0)
Rated Engine Power, hp (kW) ................ 21.6 (16.0)
Rated Engine Speed, rpm ................ 3600
Maximum Torque, Nm (ft-lbs) ................ 48.3 (35.6)
Torque Speed, rpm ................ 2500
Compression Ratio ................ 9.3:1
Valve Arrangement ................ OHV
Lubrication System ................ Forced feed
Air Cleaner ................ Dual type
Cooling System ................ Forced air
Ignition System ................ Capacitor discharge ignition (C.D.I)
Spark Advancer ................ Electronic type
Breather System ................ Reed valve type
Stopping System ................ Ignition circuit open
Starting System ................ Starter motor

Fuel System

Fuel System Type ................ Carburetor
Carburetor Type ................ Horizontal, two barrels with butterfly valve
Governor Type ................ Centrifugal
Fuel Consumption, l/h (gal/h) ................ 5.3 (1.40)
Fuel Type ................ Gasoline (86 or higher)

Dimensions and Weight

Length, in (mm) ................ 17.7 (449)
Width, in (mm) ................ 16.5 (420)
Height, in (mm) ................ 18.2 (463)
Net Weight, lbs (kg) ................ 101.2 (45.9)
Operating Weight, lbs (kg) ................ 105.4 (47.8)

Honda GXV660 Maintenance Data

Cylinder Block and Valves

Cylinder Bore Inside Diameter (Maximum), in (mm) ................ 3.0768 (78.150)
Cylinder Compression, psi (kPa) ................ 73-102 (500-700)
Cylinder Head (Max. Out of Flatness), in (mm) ................ 0.004 (0.10)
Intake Valve Clearance, in (mm) ................ 0.003 (0.08)
Exhaust Valve Clearance, in (mm) ................ 0.004 (0.10)

Engine Oil and Filters

Engine Oil Type (Summer) ................ SAE 10W-30
Engine Oil Type (Winter) ................ SAE 5W-30
API Service Classifications ................ SJ or higher
Oil Capacity (with Filter), qts (L) ................ 2.01 (1.90)
Oil Filter Part Number ................ 15400-PLM-A01PE
Air Filter Part Number ................ 17210-Z6M-010
Fuel Filter Part Number ................ 16910-Z6L-003

Carburetor Adjustment

Main Jet (No.1/2 cyl.) ................ #110 / #115
Idle Fuel (No.1/2 cyl.) ................ 2 turns out / 2-1/8 turns out
Float Height, in (mm) ................ 0.61 (15.5)
Low Idle Speed, rpm ................ 1400±150
High Idle Speed, rpm ................ 3400±150

Ignition System

Spark Plug Type ................ NGK ZFR5F
Spark Plug Gap, in (mm) ................ 0.028-0.032 (0.70-0.80)
Module Air Gap, in (mm) ................ 0.008-0.024 (0.20-0.60)
Ignition Timing, deg ................ 9 BTDC
Spark Advancer Performance, deg ................ 9-23 BTDC
Spark Plug Torque, Nm (ft-lbs) ................ 20 (14)

Service Intervals

Service Air Filter Element ................ Every 100 hours
Change Engine Oil ................ Every 100 hours
Replace Engine Oil Filter ................ Every 100 hours
Check and Adjust Spark Plug ................ Every 100 hours
Replace Fuel Filter Element ................ Every 300 hours
Check Carburetor Adjustment ................ Every 300 hours
Check and Adjust Valve Clearance ................ Every 300 hours
Replace Spark Plug ................ Every 300 hours
Replace Air Filter Element ................ Every 500 hours

Honda GXV660 Service Data

Cylinder Block

Cylinder Bore Inside Diameter (Std), in (mm) ................ 3.0709-3.0715 (78.000-78.015)
Cylinder Bore Inside Diameter (Wear Limit), in (mm) ................ 3.0768 (78.150)
Connecting Rod Small End Inside Diameter (Std), in (mm) ................ 0.7089-0.7094 (18.006-18.018)
Connecting Rod Small End Inside Diameter (Wear Limit), in (mm) ................ 0.711 (18.07)
Connecting Rod Big End Inside Diameter (Std), in (mm) ................ 1.7712-1.7721 (44.988-45.012)
Connecting Rod Big End Inside Diameter (Wear Limit), in (mm) ................ 1.7736 (45.050)
Connecting Rod Big End Oil Clearance, in (mm) ................ 0.0002-0.0015 (0.005-0.039)
Crankshaft Main Journal Outside Diameter (Std), in (mm) ................ 1.5742-1.5748 (39.984-40.000)
Crankshaft Main Journal Outside Diameter (Wear Limit), in (mm) ................ 1.5720 (39.930)
Crank Pin Outside Diameter (Std), in (mm) ................ 1.7706-1.7710 (44.973-44.983)
Crank Pin Outside Diameter (Wear Limit), in (mm) ................ 1.7685 (44.920)

Cylinder Head and Valves

Cylinder Head (Max. Out of Flatness), in (mm) ................ 0.004 (0.10)
Intake Valve Clearance, in (mm) ................ 0.003±0.001 (0.08±0.02)
Exhaust Valve Clearance, in (mm) ................ 0.004±0.001 (0.10±0.02)
Intake Valve Stem Outside Diameter (Std), in (mm) ................ 0.2156-0.2161 (5.475-5.490)
Intake Valve Stem Outside Diameter (Wear Limit), in (mm) ................ 0.2126 (5.400)
Exhaust Valve Stem Outside Diameter (Std), in (mm) ................ 0.2140-0.2146 (5.435-5.450)
Exhaust Valve Stem Outside Diameter (Wear Limit), in (mm) ................ 0.2087 (5.300)
Valve Guide Inside Diameter (Intake/Exhaust), in (mm) ................ 0.2165-0.2170 (5.500-5.512)
Intake Valve Guide To Stem Clearance, in (mm) ................ 0.0004-0.0015 (0.010-0.037)
Exhaust Valve Guide To Stem Clearance, in (mm) ................ 0.0020-0.0030 (0.050-0.077)
Valve Seat Width (Intake/Exhaust), in (mm) ................ 0.04-0.05 (1.0-1.2)
Valve Spring Free Length, in (mm) ................ 1.51 (38.30)
Valve Lifter Shaft Outside Diameter, in (mm) ................ 0.2350-0.2362 (5.97-6.00)
Valve Lifter Inside Diameter, in (mm) ................ 0.2366-0.2378 (6.01-6.04)
Cam Height (Intake), in (mm) ................ 1.1617-1.1695 (29.506-29.706)
Cam Height (Exhaust), in (mm) ................ 1.1579-1.1657 (29.410-29.610)
Camshaft Journal Outside Diameter, in (mm) ................ 0.6686-0.6693 (16.982-17.000)

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) ................ 3.0703-3.0707 (77.985-77.995)
Piston to Cylinder Bore Clearance, in (mm) ................ 0.0002-0.0012 (0.005-0.030)
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 Compression Ring Width, in (mm) ................ 1.140-1.155 (0.0449-0.0455)
Second Compression Ring Width, in (mm) ................ 1.140-1.155 (0.0449-0.0455)
Top Compression Ring to Groove Side Clearance, in (mm) ................ 0.0020-0.0031 (0.050-0.080)
Second Compression Ring to Groove Side Clearance, in (mm) ................ 0.0020-0.0031 (0.050-0.080)
Top Compression Ring End Gap, in (mm) ................ 0.0079-0.0138 (0.200-0.350)
Second Compression Ring End Gap, in (mm) ................ 0.0079-0.0138 (0.200-0.350)
Oil Ring End Gap, in (mm) ................ 0.008-0.028 (0.20-0.70)
Ring End Gap (Wear Limit), in (mm) ................ 0.04 (1.00)

Honda GXV660 Torque Specifications

Cylinder Nut (M10x1.25), Nm (ft-lb) ................ 37 (27)
Governor Arm Nut (M6x1.0), Nm (ft-lb) ................ 11 (8)
Starter Motor Terminal Nut (M8x1.25), Nm (ft-lb) ................ 9 (6.6)
Oil Drain Plug Bolt (M20x1.5), Nm (ft-lb) ................ 45 (33)
Connecting Rod Bolt (M7x1.0), Nm (ft-lb) ................ 22 (16)
Flywheel Bolt (M20x1.5), Nm (ft-lb) ................ 235 (173)
Oil Filter Cartridge (M20x1.5), Nm (ft-lb) ................ 12 (9)
Fuel Pump Screw (M6x1.0), Nm (ft-lb) ................ 3.1 (2.2)
Breather Valve Screw (M3x0.5), Nm (ft-lb) ................ 1 (0.7)
Tappet Adjusting Nut (M5x0.5), Nm (ft-lb) ................ 7.5 (5.5)
Spark Plug (M14x1.25), Nm (ft-lb) ................ 18 (13)

________________________________________________________________________________

________________________________________________________________________________________

KOHLER ENGINES SPECS AND SERVICE DATA

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

KAWASAKI ENGINES SPECS AND SERVICE DATA

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

BRIGGS AND STRATTON ENGINES SPECIFICATIONS

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

HONDA ENGINES SPECS AND SERVICE DATA

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________