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696457 ALTERNATOR
$47.05
5104553FS PULLEY, Crankshaft
$80.00
844813 STUD
$9.77
84010829
$96.00
691886 GASKET-INTAKE
$6.19
696457 ALTERNATOR
$47.05
5104553FS PULLEY, Crankshaft
$80.00
844813 STUD
$9.77
84010829
$96.00
691886 GASKET-INTAKE
$6.19
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- 593486 Motor-Starter — Briggs & Stratton OEM Starter Motor
Description
593486 Motor-Starter — Briggs & Stratton OEM Starter Motor
The Briggs & Stratton 593486 Motor-Starter is a genuine OEM starter motor engineered to deliver reliable engine starting for select Briggs & Stratton small engines. This electric starter motor converts electrical energy from a 12-volt battery into mechanical motion to crank the engine, ensuring dependable starts in all weather conditions and reducing wear on your equipment’s starting system.
Product Details
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Item Number: 593486
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Brand: Briggs & Stratton
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Part Type: Starter Motor / Motor-Starter
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Voltage: 12 V Electrical System
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Drive Gear: Typically 15-tooth pinion (confirm your model)
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Condition: New Genuine OEM Replacement Part
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Intended Use: Engine starting motor for compatible small engines
Function
This starter motor is designed to:
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Convert battery power into mechanical force to crank the engine
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Provide consistent, smooth starts under heavy loads and adverse weather
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Replace worn, weak, or failed starters for improved reliability
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Enhance engine longevity by reducing strain during starting
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Fit directly into OEM mounting locations for ease of installation
Verify Fitment in 30 Seconds
Before ordering, confirm:
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Your engine’s model number and parts diagram list the 593486 starter
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Electrical system is 12 V
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Mounting configuration and gear teeth count (e.g., 15T) match your original starter
⚠️ Briggs & Stratton starter fitment varies by engine model — always confirm with your engine tag or parts lookup tool before purchasing.
Compatibility
This starter motor fits a range of Briggs & Stratton engines commonly found in lawn mowers and outdoor power equipment, including:
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44T977
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499777
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49E777
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49E877
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49J677
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49R977
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49T877
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49V677
(Models listed are representative; verify exact compatibility via your engine’s parts diagram or OEM lookup tool.)
Installation / Usage
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Disconnect the battery before servicing electrical components
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Remove the old starter motor, disconnecting electrical leads and mounting bolts
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Install the new 593486 starter, aligning mounting holes and reconnecting wiring
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Secure hardware to manufacturer torque specifications
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Reconnect the battery and test engine starting performance
Maintenance Tips
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Inspect starter connections for corrosion or loose terminals
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Keep battery charged to ensure consistent starting performance
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Check for frayed wiring or heat damage around the starter
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Replace worn starters promptly to avoid battery drain
Notes / Equivalent References
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This part is a genuine Briggs & Stratton OEM starter motor — aftermarket starters may exist but may not offer the same exact fit or durability.

