Honda GD410

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Honda GD410 engineThe Honda GD410 is a 411 cc (25.2 cu-in) single-cylinder, air-cooled, four-stroke cycle, internal combustion diesel engine with horizontal shaft, manufactured by Honda Motor Company for general-purpose applications since 1988.

This engine has a single cylinder and overhead valves. The GD410 engine has a recoil starter or starter motor.

An 82.0 mm (3.23 in) cylinder bore and 78.0 mm (3.07 in) piston stroke give the engine a total of 411 cc (25.2 cu-in) of displacement. Compression ratio rating is 18.2:1.

The Honda GD410 engine produced 9.1 PS (6.7 KW; 9.0 HP) at 3,600 rpm of maximum output and 8.2 PS (6.0 KW; 8.0 HP) of continuous output. The torque is 20.6 Nm (2.1 kg·m; 15.2 lbf·ft) at 2,500 rpm.

General information

Engine Specifications
Model GD410
Type 4-stroke, OHV, single cylinder
Displacement 411 cm 3 (25.2 cu-in)
Max. horsepower 9.1 PS (6.7 KW; 9.0 HP) at 3,600 rpm
Max. torque (crank PTO) 20.6 Nm (2.1 kg·m; 15.2 lbf·ft) at 2,500 rpm
Cooling system Forced-air
Lubricating system Forced spray
Starting system Recoil starter or starter motor
Stoping system Fuel cut with speed control lower (Stop lever)
Fuel used Diesel fuel
Fuel tank capacity 4.6 liters (4.9 US.qts, 4.0 Imp. qts)
Fuel consumption 178 g/HPh
PTO shaft rotation Counterclockwise (from PTO shaft side)

Dimensions and Weight

S Q W V
Length, mm (in) 440 (17.3) 465 (18.3) 465 (18.3) 480 (18.9)
Width, mm (in) 405 (15.9)
Height, mm (in) 490 (19.3)
Dry weight, kg (lb) 54.0 (119.1)
Operating
weight, kg (lb)		 53.0 (116.9)

Cylinder Block and Head

Cylinder block
Compression ratio: 18.2:1
Bore x Stroke 82.0 mm X 78.0 mm (3.23 x 3.07 in)
Sleeve internal diameter 82.000-82.017 mm (3.2283-3.2290 in)
Piston skirt outer diameter 81.940-81.960 mm (2.2260-2.2268 in)
Number of piston rings (compression / oil): 2 / 1
Piston ring side clearance (Top): 0.085-0.115 mm (0.0033-0.0045 in)
Piston ring side clearance (Second): 0.075-0.110 mm (0.0030-0.0043 in)
Piston ring side clearance (Oil): 0.020-0.055 mm (0.0008-0.0022 in)
Piston ring end gap (Top): 0.250-0.400 mm (0.010-0.016 in)
Piston ring end gap (Second): 0.250-0.400 mm (0.010-0.016 in)
Piston ring end gap (Oil): 0.200-0.400 mm (0.008-0.016 in)
Ring width (Top): 1.970-1.965 mm (0.0776-0.0774 in)
Ring width (Second): 1.970-1.950 mm (0.0776-0.0768 in)
Ring width (Oil): 3.990-3.970 mm (0.1571-0.01563 in)
Connecting rod small end ID 23.010-23.028 mm (0.9060-0.9066 in)
Connecting rod big end ID 46.000-46.024 mm (1.8110-1.8120 in)
Crankpin outer diameter 42.976-43.000 mm (1.920-1.6929 in)
Main journal outer diameter 49.970-49.994 mm (1.9673-1.9683 in)
Cylinder Head
Distortion of cylinder head 0.05 mm (0.002 in)
Valve Arrangement: OHV
Valves: 2
Valve stem outer diameter (INTAKE): 6.590-6.575 mm (0.2594-0.2589 in)
Valve stem outer diameter (EXHAUST): 6.550-6.540 mm (0.2579-0.2575 in)
Valve guide inner diameter (INTAKE): 6.600-6.615 mm (0.2598-0.2604 in)
Valve guide inner diameter (EXHAUST): 6.600-6.615 mm (0.2598-0.2604 in)
Spring free length 33.7 mm (1.33 in)
Cam lobe height (INTAKE): 41.022 mm (1.6150 in)
Cam lobe height (EXHAUST): 41.022 mm (1.6150 in)
Valve rocker arm internal diameter (INTAKE): 16.000-16.018 mm (0.6300-0.6306 in)
Valve rocker arm internal diameter (EXHAUST): 16.000-16.018 mm (0.6300-0.6306 in)
Rocker arm shaft outer diameter (INTAKE): 15.984-15.966 mm (0.6293-0.6286 in)
Rocker arm shaft outer diameter (EXHAUST): 15.984-15.966 mm (0.6293-0.6286 in)

Tightening torque specs

Tightening torque specs
Cylinder head bolts 43 Nm; 4.3 kg·m; 31 ft·lb
Cylinder head nuts 11 Nm; 1.1 kg·m; 8 ft·lb
Rocker arm shaft nuts 11 Nm; 1.1 kg·m; 8 ft·lb
Tappet adjusting nuts 9 Nm; 0.9 kg·m; 6.5 ft·lb
Oil pan bolt bolts M11: 71 Nm; 7.1 kg·m; 51 ft·lb
M8: 22 Nm; 2.2 kg·m; 16 ft·lb
Connecting rod cap nuts 32 Nm; 3.2 kg·m; 23 ft·lb
Relief valve 33 Nm; 3.3 kg·m; 24 ft·lb
Drain plug bolt 33 Nm; 3.3 kg·m; 24 ft·lb
Flywheel nut 250 Nm; 25.0 kg·m; 180 ft·lb
Injection nozzle 10 Nm; 1.0 kg·m; 7 ft·lb
Air breather joint nuts 18 Nm; 1.8 kg·m; 13 ft·lb
Fuel injection pump bolts 22 Nm; 2.2 kg·m; 16 ft·lb
Fuel joint bolts 28 Nm; 2.8 kg·m; 20 ft·lb
Air breather bolt 18 Nm; 1.8 kg·m; 13 ft·lb
Fuel pipe nuts 20 Nm; 2.0 kg·m; 14 ft·lb
Muffler nuts, bolts 22 Nm; 2.2 kg·m; 16 ft·lb
Fuel tank bolts 11 Nm; 1.1 kg·m; 18 ft·lb
Fuel filter bolts 11 Nm; 1.1 kg·m; 18 ft·lb
Drain bolt 11 Nm; 1.1 kg·m; 18 ft·lb
Others
5 mm bolts, nuts 5.0 Nm; 0.50 kg·m; 4.0 ft·lb
6 mm bolts, nuts 10 Nm; 1.0 kg·m; 7 ft·lb
8 mm bolts, nuts 21 Nm; 2.1 kg·m; 15 ft·lb
10 mm bolts, nuts 35 Nm; 3.5 kg·m; 25 ft·lb
12 mm bolts, nuts 60 Nm; 6.0 kg·m; 44 ft·lb

Service Information

Engine
Maximum speed 3,750 ± 150 rpm
Idle speed 1,400 ± 150 rpm
Cylinder compression 26.0 kg/cm2 (370 psi) at 300 rpm
Valve clearance
Intake valve 0.15 ± 0.02 (0.006 ± 0.00078)
Exhaust valve 0.15 ± 0.02 (0.006 ± 0.00078)
Oil system
Oil type Diesel oil (API Service Classification CC or CD)
Recommended oil SAE 10W-30
Oil capacity 1.25 liters (1.32 US.qts, 1.1 Imp. qts)
Oil pressure 3.9-5.2 kg/cm2 (55.5-74.0 psi) at 3,600 rpm
Generator
Resistance 2.0 ±0.5 Ω
Starter motor
Brush length 14.3-14.7 mm (0.56-0.58 in)
Mica depth 0.4-0.8 mm (0.016-0.031 in)
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9 Comments

  1. Can you tell me the price for 410 1 cylinder Honda Diesel engine please and also a price for injector for same engine many thanks peter

    Reply

  2. Dear Sir/Madam,

    We hereby invite your company to submit quotation for item as follow :

    – DIESEL ENGINE , PRAT NUMBER GD410 TYPE 4-STROKE, OHV, SINGLE CYLINDER
    QTY : 1 EA

    Please complete your quote complete with info as follows:

        1.        Best price ex works :
        2.        Stock availability / del. Time :
        3.        brochure : please provide :
        4.        unit weight and dimension :
        5.        Payment term : by T/T or credit card (Visa/Master/Amex)
        6.        Quotation validity
        7.        Freight cost to :
           OPTION A:Singapore 629785  (door to door service) :
    OPTION B : Jakarta 11510 (door to door service):
    via DHL/Fedex (OR SEAFREIGHT IF ITEM IS HEAVY)

    We look forward to receive the quotation ASAP.

    Thank you in advance for your kind co-operation.

    Reply

  3. i have two starter motors for honda diesel engines. They are now obsolete. their numbers 028000-4430. Not sure if someone is looking for one or two.

    Reply

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