--- product_id: 803416659 title: "53-660 Programmable Electronic Ignition Kit Fits Harley Davidson SOFTAIL FXST FXSTC 1984-1999 FITS Big Twin Models 1970-1999 (Except Twin Cam) | Fits Sportster 1986-2003 (Except S Models" brand: "geptyerr" price: "A$298" currency: AUD in_stock: true category: "Geptyerr" url: https://www.desertcart.com.au/products/803416659-53-660-programmable-electronic-ignition-kit-fits-harley-davidson-softail store_origin: AU region: Australia --- # 30,000V coil with rapid rise time 8-point programmable throttle curves Rev limiter adjustable in 50 RPM steps 53-660 Programmable Electronic Ignition Kit Fits Harley Davidson SOFTAIL FXST FXSTC 1984-1999 FITS Big Twin Models 1970-1999 (Except Twin Cam) | Fits Sportster 1986-2003 (Except S Models **Brand:** geptyerr **Price:** A$298 **Availability:** ✅ In Stock ## Summary > ⚡ Ignite your Harley’s soul with precision power and control! ## Quick Answers - **What is this?** 53-660 Programmable Electronic Ignition Kit Fits Harley Davidson SOFTAIL FXST FXSTC 1984-1999 FITS Big Twin Models 1970-1999 (Except Twin Cam) | Fits Sportster 1986-2003 (Except S Models by geptyerr - **How much does it cost?** A$298 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/803416659-53-660-programmable-electronic-ignition-kit-fits-harley-davidson-softail) ## Best For - geptyerr enthusiasts ## Why This Product - Trusted geptyerr brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **High-Energy Spark:** Over 30,000 volts delivered with lightning-fast rise times ensures reliable starts and peak engine performance every time. - • **Seamless Compatibility:** Designed specifically for Harley Davidson Big Twin (1970-1999) and Sportster (1986-2003) models—upgrade without compromise. - • **Customizable Rev Limits:** Set your rev limiter in fine 50 RPM increments, including a separate break-in limiter, for ultimate engine protection and control. - • **Built-In Safety Features:** Short circuit protection and programmable dead cranking revs keep your ride safe and smooth from ignition to full throttle. - • **Precision Ignition Control:** Tailor your throttle response with 8-point programmable curves for both wide open and part throttle—ride exactly how you want. ## Overview The GEPTYERR Programmable Electronic Ignition Kit 53-660 is a high-performance ignition upgrade tailored for Harley Davidson Big Twin and Sportster models (1970-1999, excluding Twin Cam and S models). Featuring 8-point programmable throttle curves, a powerful 30,000-volt coil with fast rise times, and customizable rev limiters adjustable in 50 RPM steps, this kit delivers precise engine control and enhanced reliability. Its built-in safety features and seamless fitment make it the ultimate ignition solution for riders seeking both performance and peace of mind. ## Description 2012American Classic MotorsChopperRigid FITS 1997 Harley-DavidsonBad BoyFXSTSB FITS 1996 Harley-DavidsonBad BoyFXSTSB FITS 1995 Harley-DavidsonBad BoyFXSTSB FITS 1998 Harley-DavidsonDynaConvertible FXDS- FITS 1998 Harley-DavidsonDynaLow Rider Convertible FXRS-Conv FITS 1998 Harley-DavidsonDynaLow Rider EFI FXDLI FITS 1998 Harley-DavidsonDynaLow Rider FXDL FITS 1998 Harley-DavidsonDynaSuper Glide EFI FXDI FITS 1998 Harley-DavidsonDynaSuper Glide FXD FITS 1998 Harley-DavidsonDynaWide Glide Anniversary FXDWG FITS 1998 Harley-DavidsonDynaWide Glide EFI FXDWGI FITS 1998 Harley-DavidsonDynaWide Glide FXDWG FITS 1997 Harley-DavidsonDynaConvertible FXDS-Conv FITS 1997 Harley-DavidsonDynaLow Rider Convertible FXRS-Conv FITS 1997 Harley-DavidsonDynaLow Rider EFI FXDLI FITS 1997 Harley-DavidsonDynaLow Rider FXDL ## Features - BRAND: GEPTYERR Manufacturer Part Number: 53-660 - Replace Ultima 53-660 FITS Harley Big Twin 1970-1999 (Except Twin Cam) FITS Sportster 1986-2003 (Except S Models) 1. Safety & Removal: Disconnect the battery's negative terminal, then the old distributor cap, rotor, and ignition components. 2. Install New Parts: Mount the new rotor onto the distributor shaft and secure the ignition module. 3. Connect Wires: Plug the distributor harness into the module and connect the coil's wires to it. Reconnect the battery. 4. Final Check: Start the engine and verify the ignition timing with a timing light. - Programmable Features: 8 point fully definable wide open throttle curve 8 point fully definable part throttle curve Rev. limit programmable in 50 rpm steps Programmable dead cranking revs 0-10 Programmable rear cylinder offset, total of +/-10° Programmable rev limiter Short circuit protection. Over 30,000 volt coil with fast rise times and high energy. Separate programmable break-in rev limiter. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0FZFTZSJP | | Batteries required | No | | Best Sellers Rank | #1,147,274 in Automotive ( See Top 100 in Automotive ) #501 in Automotive Replacement Ignition Control Units | | Included Components | full set | | Item Weight | 1 pounds | | Manufacturer | GEPTYERR | | Package Dimensions | 10.24 x 6.3 x 4.33 inches | ## Product Details - **Brand:** GEPTYERR - **Color:** Black - **Manufacturer:** GEPTYERR ## Images ![53-660 Programmable Electronic Ignition Kit Fits Harley Davidson SOFTAIL FXST FXSTC 1984-1999 FITS Big Twin Models 1970-1999 (Except Twin Cam) | Fits Sportster 1986-2003 (Except S Models - Image 1](https://m.media-amazon.com/images/I/61Ja0keb81L.jpg) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.com.au/products/803416659-53-660-programmable-electronic-ignition-kit-fits-harley-davidson-softail](https://www.desertcart.com.au/products/803416659-53-660-programmable-electronic-ignition-kit-fits-harley-davidson-softail) --- *Product available on Desertcart Australia* *Store origin: AU* *Last updated: 2026-05-25*