593856 Ignition Coil — Briggs & Stratton OEM Engine Ignition Coil
The Briggs & Stratton 593856 Coil-Ignition is a genuine OEM replacement ignition coil designed to generate the high-voltage spark needed to ignite the air-fuel mixture in compatible Briggs & Stratton small engines. The ignition coil is a critical component of the engine’s ignition system, ensuring reliable starting, smooth operation, and consistent power output. This part is commonly used in lawn mowers, riding tractors, and outdoor power equipment powered by Briggs & Stratton engines.
Product Details
Item Number: 593856
Brand: Briggs & Stratton
Part Type: Coil-Ignition / Engine Ignition Coil
Design: OEM magneto-style ignition coil for spark generation
Condition: New Genuine OEM Replacement Part
Application: Provides spark voltage to the spark plug
Voltage System: Designed for small engine ignition systems
Typical Dimensions: Varies by engine model and coil configuration
Function
This ignition coil is engineered to:
Generate high-voltage current for spark plug ignition
Ensure consistent engine starting and smooth combustion
Replace faulty coils causing no-spark, misfires, or hard starting
Maintain OEM ignition timing and performance characteristics
Provide durable operation under heat, vibration, and outdoor conditions
Verify Fitment Before Ordering
Before purchasing, confirm:
Part number 593856 matches your engine’s model/type code parts diagram
Mounting holes and coil shape match your original ignition coil
Spark plug wire length and connector style are compatible
⚠️ Ignition coils vary by engine family and ignition design — always verify correct part number before ordering.
Compatibility
This OEM ignition coil is commonly used on select Briggs & Stratton engines found in:
Riding lawn mower and garden tractor applications
V-Twin and single-cylinder engine families (model-specific)
Engines equipped with magneto electronic ignition systems
(Compatibility is representative — confirm exact fitment using Briggs & Stratton parts lookup.)
Installation / Usage
Disconnect spark plug wire and battery (if equipped).
Remove engine shroud or cover to access ignition coil.
Unbolt the old coil from the flywheel housing.
Disconnect kill wire and spark plug lead.
Install the new 593856 ignition coil in the same position.
Set proper air gap between coil and flywheel magnets per OEM specs.
Reconnect wiring, reassemble covers, and test spark/engine operation.
Maintenance Tips
Inspect spark plug and ignition wiring regularly for wear.
Keep flywheel and coil area free of debris buildup.
Replace coil if engine loses spark intermittently or misfires persist.
Ensure correct air gap for reliable ignition performance.
Notes / Equivalent Replacements
Genuine Briggs & Stratton OEM ignition coil 593856 ensures factory-correct spark output, fitment, and durability compared to aftermarket coils that may not match OEM ignition specifications.


