Kawasaki FA210D (207 cc, 5.2 HP) engine: review and specs, service data

The Kawasaki FA210D is a 207 cc (12.67 cu.in.) 4-stroke, single-cylinder, air-coolled internal combustion small gasoline engine with horizontal shaft for eneral-purpose applications.

The Kawasaki FA210D engine has a slide-valve (L-head) design and crankshaft made of heat-treated ductile iron integrated with counter-balance weights and camshaft drive gear. The piston is made of hard-chrome plated aluminum alloy and equipped with two compression rings including silicon carbide plated top ring and one oil control ring. Main bearings are: on P.T.O. side, ball bearing; on magneto side, lead bronze sintered alloy plain bearing with steel back metal. Valves are made of forged 21-4N austenitic stainless steel for exhaust valve and forged heat-resisting steel for intake valve.

The FA210D engine has a recoil starter, mechanical fly-weight type governor, pulse pump type carburetor, with idle mixture adjustment and magneto ignition system with waterproof molded ignition coil and dustproof breaker point enclosure. The electronic ignition system was available as an option.

The engine a compression ratio rating is 6.4:1. Bore and stroke are 72.0 mm (2.83 in) and 51.0 mm (2.01 in), respectively. The FA210D motor produced 5.2 HP at 4,000 rpm of maximum horsepower and 10.4 Nm (1.09 kg·m, 7.88 ft·lb) at 3,200 rpm of maximum torque.

General information

Engine Specifications
Model	FA210D
Type	4-stroke, side valve type (L-head), single cylinder
Displacement	207 cm ³ (12.67 cu-in)
Max. horsepower	5.2 HP at 4,000 rpm
Max. torque	10.4 Nm (1.09 kg·m, 7.88 ft·lb) at 3,200 rpm
Carburetor	Pulse pump type
Cooling system	Forced-air
Ignition system	Flywheel magneto
Lubricating system	Splash system
Starting system	Recoil starter
Stoping system	Ground of primary circuit
Fuel used	Unleaded gasoline (octane number 86 or higher)
Fuel tank capacity	2.7 L (2.8 US qt)
Fuel consumption	310 g/HPh
PTO shaft rotation	Counterclockwise (from PTO shaft side)

Maintenance data

Engine
Idle speed	1600 ± 110 rpm
Adjust timing ignition
Ignition timing	23° B.T.D.C. (Fixed)
Tappet clearance
Intake valve	0.12-0.18 mm (0.0047-0.0070 in)
Exhaust valve	0.10-0.34 mm (0.004-0.0134 in)
Oil system
Oil type	4-stroke “SC, SD, SE class”
Recommended oil	10W-30, 10W-40
Oil capacity	0.5 L (1.06 US pt)
Ignition system
Spark plug	NGK: BM6A
Spark plug gap	0.6-0.7 mm (0.024-0.028 in)

Tightening torque specs

Tightening torque specs
Cylinder head	7 Nm; 0.7 kg·m; 5.2 ft·lb
Connecting rod	7 Nm; 0.7 kg·m; 5.2 ft·lb
Flywheel	35 Nm; 3.5 kg·m; 25.8 ft·lb
Drain plug	14 Nm; 1.4 kg·m; 10.3 ft·lb

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