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General| Displacement | 2237 cc |
|---|---|
| Compression Ratio | 8.8:1 |
| Fuel System | Carburetor |
| Cooling System | Water-cooled |
| Fuel Type | Gasoline |
| Engine Type | 4-cylinder |
| Valve Train | OHV |
| Max Power | 97 hp |
Lists detailed specifications for the 4Y engine.
Guide to cleaning, gapping, and adjusting ignition plugs.
Procedures for inspecting and adjusting ignition timing.
How to inspect and adjust the engine's idle speed.
Procedures for inspecting and adjusting no-load maximum governed speed.
Steps for performing a compression pressure test.
Step-by-step guide for removing the cylinder head.
Steps for disassembling the cylinder head.
How to inspect cylinder head for distortion.
Steps for correcting valve seats.
Inspecting valve spring squareness, free length, and tension.
Measuring oil clearance for rocker arm and shaft.
Steps for removing timing gear and camshaft components.
Inspecting camshaft runout, height, journal, and timing gear.
Procedures for replacing front oil seal and bearings.
Steps for assembling pistons and connecting rods.
Procedures for assembling the cylinder block.
Installing the crankshaft assembly.
Disassembling the carburetor body.
Assembling carburetor components.
Adjusting the idle adjusting screw.
Adjusting the throttle valve.
Inspecting and adjusting fast idle cam.
Adjusting the choke valve.
Inspecting and adjusting unloader.
Procedures for adjusting air governor parts.
Standards for air governor adjustments.
Inspecting and replacing engine coolant.
Steps for draining and filling coolant.
Inspection and installation of the thermostat.
Inspecting oil pressure.
Components and replacement of the oil filter.
Procedures for replacing engine oil filter.
Filling engine with oil.
Inspecting oil pump rotor clearances.
Inspecting and adjusting spark plugs.
Inspecting distributor components.
Replacing governor shaft or spiral gear.
Inspecting air gap.
Components and removal/installation of the starting motor.
Removing armature assembly.
Testing armature coil grounding.
Testing armature coil for open circuit.
Installing starting motor components.
Disassembling alternator components.
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