COMPUFIRE SKU: 139-10007

Compufire Elite Ignition Module Single/Dual Fire - Harley Big Twin 1970-1999

$1.295.000,00
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About Compufire

Compufire parts and accessories are stocked at Vtwinbikers for Harley-Davidson and Indian Motorcycle applications. Every Compufire item we list is new and sourced through authorized distribution. If you are not certain a part matches your year and model, use Shop by Bike or email our team before you order and we will confirm fitment first.

Upgrade your carbureted Harley Big Twin with the Compufire Elite Ignition Module, engineered for enhanced performance and precise engine control. This module offers significant advantages over stock ignition systems, providing a stronger, more reliable spark.

Why riders pick this

  • Eight selectable advance curves for precise tuning
  • Adjustable RPM limiter for engine safety
  • Static timing LED for straightforward setup
  • Electronics fit neatly under the timing cover
  • Enhanced spark for carbureted V-twin engines

The Compufire Elite Ignition Module is a premium upgrade for 1970-1999 Harley Big Twin carbureted models. It's designed to fit seamlessly under your timing cover, keeping a clean look while delivering advanced ignition capabilities. With selectable advance curves and an adjustable RPM limiter, you can dial in your engine's characteristics to match your riding style and modifications.

Optimized Performance and Engine Protection

  • Eight selectable advance curves for tailored engine response
  • Adjustable RPM limiter to prevent over-revving
  • Static timing LED for quick and accurate installation
  • All electronics housed compactly under the timing cover

Reliability and Ease of Installation

Built in the U.S.A., this Compufire Elite Ignition Module ensures durability and consistent performance. The included static timing LED simplifies the installation process, making it accessible for both experienced mechanics and DIY enthusiasts. Pair it with a high-output coil for a complete ignition system upgrade that will transform your riding experience.

Specifications

  • Brand: Compufire
  • Manufacturer Part #: 21835-KS
  • UPC: 694342547691
  • Dimensions: 5 in L × 2 in W × 8 in H
  • Weight: 1 lbs

Common questions

Is this ignition module compatible with EFI Harley models?

No, this Compufire Elite Ignition Module is designed exclusively for carbureted Harley-Davidson Big Twin models from 1970-1999. It will not work with fuel-injected bikes.

Do I need any special tools for installation?

No special tools are required for installation. The module features a static timing LED light that guides you through the timing process, making it simple to set correctly.

What kind of performance improvements can I expect?

You can expect more reliable starting, smoother power delivery, and the ability to fine-tune your engine's timing and rev limit for optimal performance with this module.

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.
BRANDCompufire
TYPEElectrical
SKU139-10007
WEIGHT1.0 lb
Please contact us to confirm fitment for your specific motorcycle, or check the product title for compatibility notes.
CUSTOMER REVIEWS
4.8
5 RATINGS
5★ 4
4★ 1
3★ 0
2★ 0
1★ 0
✓ VERIFIED
Jun 10, 2021

Great the one it replaced lasted 10 years hopefully this one will do the same have been out already will be doing the same again this Saturday great service free baseball hat would’ve been a nice touch your stickers are all over the bike where harley would’ve been thanks again

— Anonymous
✓ VERIFIED
Apr 7, 2020

Great ignition system..4 star rating because the rotor washer was missing

— Anonymous
✓ VERIFIED
Sep 26, 2014

Works great so far

— Anonymous
✓ VERIFIED
Jun 11, 2013

Put this on my bike and it runs perfect again. Very easy to install.

— Anonymous
✓ VERIFIED
Mar 15, 2012

Easy installation and no problems getting it set up

— Anonymous