53 434 Single Fire Ignition Coil For Harley Models Davidson Bobber Chopper

Product Overview

This single fire ignition coil delivers high-voltage spark to each cylinder independently, improving combustion efficiency on Harley-Davidson motorcycles. Designed as a direct replacement for models using a single fire system, it is ideal for custom Bobber and Chopper builds. The coil enhances spark energy and reliability for street and performance applications.

Key Features & Performance

• Single fire design for independent cylinder spark timing
• High-output winding for stronger spark and improved combustion
• Direct fit replacement for many Harley-Davidson models
• Epoxy-encased construction resists vibration and moisture
• Compact size for easy mounting in tight engine bays
• OE-style connectors for plug-and-play installation

Fitment & Compatibility

• Harley-Davidson Davidson models
• Custom Bobber builds
• Chopper motorcycles
• Models originally equipped with single fire ignition coils

Common Uses

• Replacement for worn or faulty ignition coils on Harley-Davidson engines
• Upgrading dual-fire systems to single fire for better performance
• Custom motorcycle builds (Bobber, Chopper, Rat Rod)
• Routine electrical system maintenance

Technical Specifications

• Part Number(s): 53-434
• Type: Single Fire Ignition Coil
• Primary Resistance: 3 ohms (nominal)
• Secondary Resistance: 10k ohms (nominal)

Frequently Asked Questions

Q: Will this ignition coil fit my 1995 Harley-Davidson Sportster? A: This coil fits many Harley models with single fire systems; verify mounting bracket and wiring configuration for your specific year and model.

Q: Can I use this coil with an aftermarket ignition module? A: Yes, this coil works with most single fire ignition modules as long as the primary resistance matches the module’s requirements (typically 3 ohms).

Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.