Product images and videos are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.
Ignitions and Electrical› Ignition Components
ACCEL
COIL,IGN SINGLE FIRE YELLOW
SKU: A018 140408
Easy — 1–2 hours
Overview
Show original supplier description
Part #: 140408
These ACCEL Motorcycle Super Coils are designed to produce the maximum amount of spark energy, fast coil rise times and a voltage output that is 45% higher than the OEM coil. The ACCEL Super Coil is our highest output motorcycle coil. The Electronic Super Coil is easily installed in the OEM location using stock (later model year) coil covers on electronic ignitions. This coil carries a Lifetime Replacement Warranty. The ACCEL Super Coil is one of the best performance values that you can bolt on your motorcycle to achieve smoother idling, crisper throttle response and quick ACCELeration.
Features:
- 45% Higher Voltage Output Than OEM
- Made In The USA
- Lifetime Replacement Warranty
Motorcycle SuperCoil | Single Fire | 3.0 Ohms Resistance | Fits 1936-99 Harley Davidson [Except Twin Cam] Single Fire Ignition | Yellow
This product may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
Vehicle Symptoms
- Engine misfires during acceleration
- Rough idle after warming up
- Loss of top-end power
- Hard starting when engine is hot
Diagnostic Codes
- P0300 – Random or multiple cylinder misfire Det
- P0351 – Ign Coil A Primary/Secondary Ckt
Relevant Conversations
- Motorcycle misfiring at high RPM fix
- P0300 code on Harley Davidson
- ACCEL single fire ignition coil review
- How to install ACCEL 140408 coil
- Best ignition coil for Harley Dyna
- Single fire vs dual fire ignition coil difference
- Ignition coil causing hard start on Sportster
- ACCEL 140408 vs Screamin Eagle coil
- What spark plugs with ACCEL coil?
- Misfire at idle after coil replacement
Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.
Fitment
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Specifications
| Brand | ACCEL |
| Part Number | A018 140408 |
Videos
ACCEL Stealth SuperCoil for Motorcycles Installation - Available at J&P Cycles
ACCEL Motorcycle Stealth SuperCoil Rundown and Install
Accel Stealth Super Coil for Harley Review at RevZilla.com
ACCEL Motorcycle Stealth SuperCoil Commercial - Eliminate Wires Forever
ACCEL Motorcycle - Installing an Electronic Advance Distributor in a Harley Big Twin
Installing an Accel Ignition system in your old Big Twin Harley
About MOTORMIA
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Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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