Harddrive HD Performance 30,000-Volt Dual Fire Coil - Harley & Indian V-Twin
About Harddrive
Harddrive is the house performance and replacement line built for American V-twins, covering everything from engine hardware and electrical to controls, lighting and chassis parts. The range is aimed squarely at Harley-Davidson and Indian riders who want a direct-fit part without dealer pricing, and it spans decades of model years — from Evolution-era Softails to current Milwaukee-Eight baggers.
Unleash stronger, more consistent spark on your V-twin with the Harddrive HD Performance 30,000-volt dual-fire coil. Engineered to integrate seamlessly with stock Harley EFI systems, this coil boosts peak spark voltage for a more efficient burn. Experience improved cold starts and eliminate those frustrating high-speed misfires.
Why riders pick this
- Boosts peak spark voltage by 20% or more
- 30,000-volt high-power output for reliable ignition
- ION Sense feedback integrates with stock Harley EFI
- Improves cold starts and eliminates high-speed misfires
- Compatible with Dual Fire and Single Fire ignition systems
The Harddrive HD Performance dual-fire coil is designed for riders who demand optimal ignition performance from their V-twin. By delivering a robust 30,000 volts, this coil ensures a powerful and reliable spark, directly translating into better engine response and smoother operation across the RPM range. Its advanced ION Sense feedback technology allows it to work in harmony with your factory Harley EFI system, meaning a straightforward upgrade without the need for complex tuning.
Unlock Peak Ignition Performance
- Delivers a high-power 30,000-volt output for a stronger spark
- ION Sense feedback ensures seamless integration with stock Harley EFI ECUs
- Boosts peak spark voltage by 20% or more over stock coils
- Reduces cold-start difficulty for quicker firing
- Eliminates high-speed misfires for consistent power delivery
A Smart Upgrade for Your V-Twin
This performance coil is a smart upgrade for any V-twin owner looking to enhance their bike's reliability and efficiency without major modifications. It's built to be compatible with both Dual Fire and Single Fire setups, providing versatility for various ignition configurations. Whether you're chasing better fuel economy or simply want to ensure your engine runs its best, this Harddrive coil delivers a noticeable improvement in ignition consistency and overall engine health.
Specifications
- Brand: Harddrive
- Manufacturer Part #: 10-2027
- UPC: 191361439407
- Voltage Output: 30,000 volts
- Dimensions: 5 in L × 3 in W × 4 in H
- Weight: 3 lbs
- Country of Origin: China (Mainland)
Common questions
Will this coil work with my stock Harley EFI system?
Yes, this Harddrive HD Performance coil features ION Sense feedback, which is specifically designed to integrate seamlessly with stock Harley EFI systems without requiring additional modifications or a separate tuner.
Do I need to modify my ECU or get a new tune after installing this coil?
No, the ION Sense feedback technology in this coil allows it to work directly with your stock Harley EFI ECU. No tuning or ECU modifications are typically required.
Will this coil improve my bike's starting and running performance?
By increasing peak spark voltage by 20% or more, this coil is engineered to improve cold starts and help eliminate high-speed misfires, contributing to smoother engine operation.
Ordering from Vtwinbikers
- Brand new, sourced through authorized US distribution — never used, never grey-market.
- Not sure it fits? Use Shop by Bike to filter by your year and model, or email us and we will confirm before you order.
- Harley-Davidson and Indian Motorcycle is all we do, so you are talking to people who ride what you ride.
| BRAND | Harddrive |
| TYPE | Electrical |
| SKU | 820-60404 |
| WEIGHT | 3.0 lb |
