Skip to navigation Skip to content
Extreme Kits
  • Home
  • Electronic
  • High Voltage
  • Retro Computing
  • Mechanical
  • Solenoid Engines
  • RPI Pico Kits
  • About
    • About
    • Bespoke Electronics – Make it do what you want
  • Cart
    • Cart
    • My Account
    • Checkout
  • Components
  • Resources
    • Soldering Guides
    • Cockcroft Walton Multiplier Resources
    • Corona Motor Resources
    • Cypher of The Monks Clock Resources
    • Knocker Board Kit – Resources
    • Lightning Detector Resources
    • Luminiferous Theremin Resources
    • Maxwell’s Cradle – Resources
    • Morse Oscillator Kit – Resources and help
    • Nano Probe – Resources
    • Pico RomWBW Resources
    • RC2040 Kit
    • Solenoid Engine Resources
      • Solenoid Engine Single – Resources
      • Beam Engine Resources
      • Solenoid Engine Twin – Resources
      • Solenoid Engine Flat 4 Resources
      • Solenoid Engine V4 & V8 Resources
      • Solenoid Engine Radial 5 Resources
    • Van de Graaff kits – Resources
    • Wimshurst – Resources
    • Discontinued Resources
  • Blog
  • Enquiries
  • Newsletter
  • Home
  • About
  • All Products
  • Bespoke Electronics – Make it do what you want
  • Blog
  • Building your Radial 5 Solenoid Engine – Electronics
  • Building your Radial 5 Solenoid Engine – Mechanics
  • Building your V4 or V8 Solenoid Engine – Mechanical
  • Cart
  • Checkout
  • Coming Soon
  • Diametric Magnets
  • Easy Kits
  • Electronic Kits
  • Electrostatic motor
  • Enquiries
  • Extreme Kits
  • Flat 4 Solenoid Engine – hardware construction
  • Flat 4 Solenoid engine PCB assembly
  • Flat4 Solenoid Engine Crank Setup
  • GDPR / Privacy
  • High Voltage
  • How the Van de Graaff kits work.
  • Knocker Board Kit – Resources
    • Knocker Board – Usage
    • Knocker Board – What you get
    • Knocker Board Kit – Circuit Diagram
    • Knocker Board V4 – Construction details.
  • Lithium battery and button battery safety
  • Mechanical Kits
  • Medium Kits
  • My Account
  • Newsletter
  • Pong Pong Ball Cyclotron (Accelerator)
  • Resources
    • BatEars bat detector – Resources/
      • Bat Ears – Operation
      • BatEars – Bat Detector – Circuit Diagram
      • BatEars Bat Detector – Construction
    • Beam Engine Resources
      • Solenoid Engine Beam – Construction
      • Solenoid Engine Beam – Construction new
      • Solenoid Engine Beam – PCB Construction
      • Solenoid Engine Beam Circuit Diagram
    • Cockcroft Walton Multiplier Resources
      • Building the Cockcroft Walton Multiplier Electronics.
      • Building the Cockcroft Walton Multiplier Hardware
      • Cockcroft Walton Circuit Diagram
    • Corona Motor Resources
      • Building your Corona Motor
    • Cypher of The Monks Clock Resources
      • COTM – 3D print case files
      • COTM – Reading the Clock
      • COTM – Setting the Time (WiFi Settings)
      • COTM Electronics Construction
      • Cypher of the monks Circuit Diagram
    • Discontinued Resources
      • Buzz Wire Kit Resources
        • Building your Buzz Wire Kit – Step by step instructions
        • Building your Buzz Wire Kit (V4) – Step by step instructions
        • Buzz Wire Circuit Diagram
        • Buzz Wire Code
        • Buzz Wire Kit – What you get
        • Making a Buzz Wire, Using the Buzz Wire kit
      • Dice Kit – Resources
        • Building your Dice Kit
        • Dice Kit – What you get
        • Dice Kit Circuit diagram
      • How to make your VDG Dome
      • Knocker Board V1 V2 & V3 – Construction details.
      • Making your Van de Graaff kit (older Models)
      • Mini Beam Engine – Building
      • Tentacle Hat Resources
        • Tentacle Hat Kit Construction
        • Tentacle Hat Software
      • Wimshurst – Resources
    • Electrometer – Resources
      • Building your Electrometer Electronics
      • Electrometer – Circuit Diagram
    • Lightning Detector Resources
      • Building your Lightning Detector
      • Lightning detector – Diagram
      • Using your Lightning Detector kit
    • Luminiferous Theremin Resources
      • Debugging the Luminiferous Theremin
      • Luminiferous Theremin – Building the Kit
      • Luminiferous Theremin – Circuit Diagram
      • Using your Luminiferous Theremin
    • Maxwell’s Cradle – Resources
      • Making the Maxwell’s Cradle – Acrylic
      • Making the Maxwell’s Cradle – Electronics
      • Maxwell’s Cradle -Tools Required
      • Maxwell’s Cradle – Safety – Hints and Tips
    • Maxwells Cradle II – Resources
      • Maxwells Cradle II – Circuit diagram
      • Maxwells Cradle II – Construction
      • Maxwells Cradle II – Electronics construction
      • Running and safety of your Maxwells Cradle II
    • Mini Wimshurst Kit Resources
      • Constructing your Mini Wimshurst Kit
      • Mini Wimshurst and operation tips
    • Morse Oscillator Kit – Resources and help
      • Building your Morse Oscillator Kit
      • How the Morse kits work
      • International Morse Code
      • Morse Oscillator Circuit diagram
    • Nano Probe – Resources
      • 3D printing your nano probe case.
      • Building your Nano probe
      • Nano Probe Circuit Diagram
      • Using your Nano Probe
    • Pico RomWBW Resources
      • Building your Rp2340 RomWBW Bus Kit
      • Connecting to your Pico RomWBW
      • Other CPM/80 and BASIC resources.
      • Pico RomWBW – Emulation Details
      • Pico RomWBW – PCB Assembly
      • Pico RomWBW Case assembly
      • RomWBW kits in More Detail
      • RP2350 RomWBW Bus – Circuit Diagram
    • RC2040 Kit
    • Soldering Guides
    • Solenoid Engine Resources
      • Solenoid Engine Flat 4 Resources
      • Solenoid Engine Radial 5 Resources
      • Solenoid Engine Single – Resources
        • Connecting your Solenoid engine single to a RPI or Micro:Bit
        • Making the Single Solenoid Engine V2 – Electronics Pi/Micro:bit/other
        • Making the Single Solenoid Engine V2 – Electronics Standalone
        • Making the Single Solenoid Engine V2 – Mechanics
        • Making the Solenoid Engine Single RPI/MICRO:BIT interface
        • Making the Solenoid Engine Single
        • Making the Solenoid Engine Single PCB
        • RC2014 – Solenoid Engine
        • Solenoid Engine Single – Microbit – Micro Python – Simple
        • Solenoid Engine Single – Microbit – Micro Python – Speed Controls
        • Solenoid Engine Single – Raspberry Pi – Simple – Python
        • Solenoid Engine Single – RPI – C – with speed keys
        • Solenoid Engine Single – RPI code C
        • Solenoid Engine Single V2 – Circuit Diagram
      • Solenoid Engine Twin – Resources
        • Running the Solenoid Engine Twin
        • Solenoid Engine Twin – Building the Hardware
        • Solenoid Engine Twin – PCB construction
        • Solenoid Engine Twin Circuit Diagram
      • Solenoid Engine V4 & V8 Resources
      • Solenoids for the Extreme Kits Solenoid engines.
    • Van de Graaff kits – Resources
      • 150mm Van De Graff kit Safety, Tips, Maintenance and Cleaning
      • 400mm Van de Graaff +ve or -ve
      • 400mm Van De Graff kit Safety, Tips, Maintenance and Cleaning
      • Building your Mini VDG V2
      • Making your 150mm Van De Graaff Kit
      • Making your 400mm Van De Graaff Kit
    • Wave Kit Resources
      • Building your Wave Kit
  • Running your V4,Flat 4,Radial 5, or V8 engine
  • Shipping Returns and Refunds
  • Shop
  • Solenoid Engine Buttons
  • Solenoid Engine flat 4 Circuit Diagram
  • Solenoid Engine Kits – Solenoid Motor Kits
  • Solenoid Engine management interface
  • Solenoid Engine Radial 5 Circuit Diagram
  • Solenoid Engine RPI/MICRO:BIT interface Circuit Diagram
  • Solenoid Engine V4 Circuit Diagram
  • Solenoid Engine V8 circuit diagram
  • Super Glue Precautions
  • Terms and Conditions
  • testpage
  • Trebuchet
  • V4 Solenoid Engine Crank Setup
  • V4 Solenoid engine PCB assembly
  • V8 Solenoid Engine Crank Setup
  • Van De Graaf Generators
  • Van De Graaff Experiments
  • VDG v CWM
  • Website Terms and Conditions
  • What is a Cockcroft Walton Multiplier
  • Wimshurst Construction – Discs
  • Wimshurst Construction – Main
  • Wimshurst Construction – Capacitors
  • £0.00 0 items
Extreme Kits Kits for Schools - Education - Groups and Mad scientists Nottingham UK info@extremekits.co.uk
Home / Coming Soon

Coming Soon

Kits that are in development

  • Bat Detector - Bat Ears

    Bat Detector – Bat Ears

    £66.60     Add to basket
  • Electrostatic Polarity Detector kit / Electroscope kit

    Electrostatic Polarity Detector kit / Electroscope kit

    £24.00     Add to basket

5 cylinder solenoid engine…

Cart

Extreme Kits Ж - @ExtKits@mstdn.social

  1. Loading Mastodon feed...

Blog
  • What the hell is a luminiferous theremin ?
  • FUZIX on the RC2040 board
  • Retro DVD/CD rewinder
  • What is a solenoid engine
  • Why Solenoids are a ridiculous choice for an engine
Address
Roffesoft (trading as Extreme Kits)
18 Lower Orchard St
Stapleford
Notts
NG9 8DH
Contact
Enquiry: Form
Email: info@extkits.co.uk
Mastodon:Extkits@mstdn.social
Subscribe to our infrequent Newsletter
T&C’s, Shipping, Billing, Returns, Privacy
  • Website Terms and Conditions
  • Terms and Conditions
  • Shipping Returns and Refunds
  • GDPR / Privacy
Ext Kits on Mastodon Extelec on Mastodon
© Extreme Kits 2026
GDPR / PrivacyBuilt with WooCommerce.
  • My Account
  • Search
  • Basket 0