SKU: 72661980226

FTSPARK-4 Gen II

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Description

FTSPARK-4 Gen IIDescription Downloads The FuelTech FTSPARK is an extremely high energy Capacitive Discharge Ignition (CDI) system designed to meet the highest spark requirements for racing. FTSPARK Manual Features The FuelTech FTSPARK is an extremely high energy Capacitive Discharge Ignition (CDI) system designed to meet the highest spark requirements for racing. Developed for high horsepower combinations and tested proven on 5,000+ horsepower engines! It is

  • The FuelTech FTSPARK is an extremely high energy Capacitive Discharge Ignition (CDI) system designed to meet the highest spark requirements for racing.
  •  FTSPARK Manual

Features

The FuelTech FTSPARK is an extremely high energy Capacitive Discharge Ignition (CDI) system designed to meet the highest spark requirements for racing. Developed for high horsepower combinations and tested proven on 5,000+ horsepower engines!

It is compatible with any ECU on the market! It's able to generate a spark with up to 600mJ (mJ=mili Joules) of energy and is capable of firing the spark with 125 Amps of current in the coil primary. With these features, FTSPARK generates a spark with approximately 5 times more energy and 10 times more current compared to a SparkPRO ensuring a burn in any condition, especially in extremely rich air fuel ratios.

 

Technical Description

  • Compatible with piston and rotary engines
  • Programmable power between 400mJ and 600mJ through CAN or analog input for energy level adjustment
  • Coil primary current up to 250amps (depends on coil)
  • CAN communication with FuelTech Power FT ECU line for equipment diagnostics and datalogger channel recording
  • Anodized aluminum housing
  • Automotive connector with gold-plated terminals
  • Serial bus (1 wire) allows to use only one output from the ECU to trigger all FTSPARK ignition outputs
    This only works with FuelTech ECUs - FT450 and above.
  • 430v to coil primary voltage, which helps prevent system interference
  • Size: 4.92 x 6.0 x 1.9 in., Weight: 32.8 oz
  • Maximum operating time with minimum power 400mJ: limited by the maximum operating temperature
  • Maximum operating time with maximum power 600mJ: 20 seconds
  • Voltage supply required for full power: 14-19V. Minimum engine start voltage 8V
  • Maximum operating frequency: 670 Hz
  • Maximum Current Consumption:
    FTSPARK-1 (1 coil):
    20A / 30A / 40A to 4,6,8 cylinders @ 10000rpm
    FTSPARK-4 (4 coils): 20A @ 10000RPM
    FTSPARK-6 (6 coils): 30A @ 10000RPM
    FTSPARK-8 (8 coils): 40A @ 10000RPM

MAPxRPM table to adjust energy level of the FTSPARK with a FuelTech Power FT ECU:

Datalogger channels:

Discharge time:

  • Each output has an individual monitoring channel for the discharging time on the coil, which allows to diagnose malfunctions on the coils, channels or harness. The discharge time of the capacitor is not related to spark time, a long discharge might indicate problems on the coil or harness and connector.

Supply voltage: 

  • Shows the effective power received by the FTSPARK.

Supply voltage drop:

  • Shows the difference of the voltage supply between the FTSPARK and the ECU. In case this value is too high, there might be a problem on the power harness of the FTSPARK.

Capacitor voltage 1 and 2:

  • FTSPARK has two capacitors banks that are charged and discharged alternately on the outputs, allowing for high engine rotations and operation on ROTARY engines, the first bank of capacitors fires the outputs A-C-E-G and the second bank fires the outputs B-D-F-H.

Capacitor charge time 1 and 2:

  • The monitoring of the charging time allows the diagnostic of a possible internal problem on the FTSPARK, power deficiency or RPM limit settings where the required charging time cannot be respected.

Contents of Packaging

  • 1 FTSPARK-4
  • 1 operation and installation guide
  • 1 electrical harness for installation (optional)
  • 1 mounting kit (4 rubber mounts, 8 washers and 8 ¼” nuts)
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 72661980226

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Irene zamora
Fort Morgan, US
★★★★★ 5
great book
Format: Kindle
I am really excited to meet the author at the book retreat this month. I really enjoyed this world that she built and most of the female main character Huntress is so awesome. She goes through a lot in this book and the ending; wow! I wouldn't have even guessed. I highly recommend everyone to read this book. I have been so lucky this year that almost all the books I have read have been, so far, 5 out 5 stars.
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Reviewed in the United States on June 2, 2026
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Anastasia Goygova
Pawtucket, US
★★★★★ 4
Fallen for the Fallen Angel – A Guilty Pleasure Worth Every Page
Format: Kindle
There’s something deeply irresistible about a dark academia or trial-based setting, a brooding and arrogant fallen angel, and a fierce heroine with enough sass to go toe-to-toe with him. Wings So Wicked is exactly that kind of book—and I devoured it in just a couple of days. To be fair, the plot isn’t groundbreaking. If you’re looking for something fresh and innovative in terms of storyline, this might not be it. But if your reader heart beats faster at the mere mention of enemies-to-lovers, jealousy-fueled banter, magical trials, betrayals, and forbidden tension—you’ll feel right at home. It’s like catnip for those of us with this particular weakness. The chemistry between the leads could have used a slightly slower burn to make the tension sizzle longer, but I still found myself completely invested in their dynamic. There are moments and phrases that feel a bit cheesy or underdeveloped, but honestly? I didn’t care. The vibes were exactly what I wanted. This book isn’t trying to reinvent the genre—it’s here to give readers like me what we crave: high-stakes magical drama, angsty romance, and the thrill of watching a badass girl and her brooding counterpart clash and spark. If that sounds like your kind of story, Wings So Wicked will hit the mark. Here’s hoping Book 2 turns up the heat and keeps the magic alive.
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Reviewed in the United States on May 20, 2025
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Madi lohr
Boise, US
★★★★★ 5
my new favorite book
Format: Kindle
Ok so I never write reviews but this book was so good I felt the need to write this. Firstly your introduced to Huntyr you see her closed off hard core badass than towards the end you see the most subtle change and growth it’s amazing and the enemies to friends to lovers was just perfect, AND THE TWIST AT THE END GOT ME GOOD! You see one spicy scene the whole book but it doesn’t even MATTER BECAUSE THE BOOK WAS THAT GOOD. I’ve read 85 books in 2023-2024 so far and I’m pround to say this is my all time favorite. I’m so excited to read more of Emily Blackwoods books, this was my first time reading one of hers and I’m glad I did because HOLY!! Well done Emily well done
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Reviewed in the United States on February 23, 2024
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Robin
Lake Worth, US
★★★★★ 4
Fast paced romantasy you will not want to put down!
Format: Kindle
4.25 stars! I LOVED this book with similar vibes to Hush Hush, Fourth Wing, and The Serpent and the Wings of Night! It was fast paced with easy world building and will keep you turning the pages late into the night because you will not want to put it down! Huntyr is a fierce bad@ss FMC trained to kill vampyres her entire life. She is sent on a mission to go to the academy and earn her spot into The Golden City. Upon arrival, she is forced to room with the delicious fallen angel, Wolf, who is the only one who knows about her assassin identity. The romance, the plot twists, the secrets revealed, the battles, and the tantalizing training scenes had me hooked! And that ending…. I’m holding my breath in need to know hell! Read if you love: 🪽 Fae, Vampyres, Fallen Angels 🪽 Academy setting with magical trials 🪽 Forced proximity and slow burn 🪽 Rivals to lovers 🪽 Hidden identities and secrets 🪽 Tend your wounds “𝘖𝘧 𝘤𝘰𝘶𝘳𝘴𝘦 𝘐 𝘸𝘢𝘴 𝘸𝘢𝘵𝘤𝘩𝘪𝘯𝘨 𝘺𝘰𝘶. 𝘐 𝘤𝘰𝘶𝘭𝘥𝘯’𝘵 𝘭𝘰𝘰𝘬 𝘢𝘸𝘢𝘺 𝘧𝘰𝘳 𝘢 𝘮𝘰𝘮𝘦𝘯𝘵, 𝘦𝘷𝘦𝘯 𝘪𝘧 𝘐 𝘵𝘳𝘪𝘦𝘥.” “𝘐𝘧 𝘺𝘰𝘶 𝘸𝘢𝘯𝘵 𝘮𝘦 𝘰𝘯 𝘮𝘺 𝘬𝘯𝘦𝘦𝘴, 𝘏𝘶𝘯𝘵𝘳𝘦𝘴𝘴, 𝘢𝘭𝘭 𝘺𝘰𝘶 𝘩𝘢𝘷𝘦 𝘵𝘰 𝘥𝘰 𝘪𝘴 𝘢𝘴𝘬.” “𝘠𝘰𝘶 𝘥𝘰 𝘯𝘰𝘵 𝘬𝘯𝘰𝘸 𝘵𝘩𝘦 𝘷𝘪𝘰𝘭𝘦𝘯𝘤𝘦 𝘵𝘩𝘢𝘵 𝘳𝘶𝘯𝘴 𝘵𝘩𝘳𝘰𝘶𝘨𝘩 𝘮𝘺 𝘷𝘦𝘪𝘯𝘴, 𝘣𝘦𝘨𝘨𝘪𝘯𝘨 𝘮𝘦 𝘵𝘰 𝘰𝘣𝘭𝘪𝘵𝘦𝘳𝘢𝘵𝘦 𝘢𝘯𝘺𝘰𝘯𝘦 𝘸𝘩𝘰 𝘭𝘢𝘺𝘴 𝘢 𝘩𝘢𝘯𝘥 𝘰𝘯 𝘺𝘰𝘶.”
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Reviewed in the United States on June 12, 2024
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Bernadette Smith
Carnegie, US
★★★★★ 5
Excellent Rivals to Lovers!!
Format: Kindle
The tension and banter between Huntyr and Wold was delectable. I absolutely love the fallen angel and all of his flaws. Huntyr is amazing too being a badass FMC with some major trauma. The world building was great and I enjoyed the training aspect of the story. The writing was immersive and was in the story the whole time. The ending had quite a twist that I hadn’t anticipated and made my jaw DROP. Excellent job! I also loved the narration. Laura is one of my fave narrators!
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Reviewed in the United States on August 15, 2025

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