Here we have a pic of the very latest MS 3 V3X, it's the latest Megasquirt product offering up to 8cyl sequential fuel and spark, USB connector and SD slot.

To help you choose which MS here is a link so you can compare the differences between MS1, MS2, and MS3

Info on upgrading MS1 V3 or MS2 V3 to MS 3 &MS3X click on link below.

To Pay all you have to do is log on to and pay Thanks.


To order or pay for items we accept Paypal which is a secure way to pay and they accept most Credit Cards, or you can pay by direct Bank Transfer, or you can pay by cheque.

To Pay all you have to do is log on to and pay Thanks.

Now in Stock

Megasquirt 3 V3X

MS 3 V3X


MS 3 V3 unassembled Kit 515.00 = Shipping + VAT

  MS 3 V3 fully assembled, comes with a resonable MAP to get you up and running, wiring diagram you can download from this site (Link), DB37 Plug, and USB cable to connect to your pc, Price 625.00 + and Shipping + VAT.

MS3 Chip

MS 3 Chip (Daughter card) Price 195.00 + Shipping + VAT.

MS3Xpansion board

MS 3X Expansion Card Price 125.00 + and Shipping + VAT

Wiring diagram ( Link )


To upgrade your MS1 or 2 V3 a Taller Case, Price 55.00 + Shipping + VAT

Some SD cards for your MS3 or whatever.

4GB Micro SDHC Card 8 + VAT

8GB Micro SDHC card 12 +VAT

16GB Micro SDHC Card 18 + VAT

32GB Micro SDHC Card 24 + VAT

Megastim V2.2 Price (Fully Assembled) 95.00 + VAT

As above unassembled Price 75.00 + VAT

Bluetooth Adaptor for your Megasquirt 1,2 or 3 with 1 Mtr Cable to plug straight into your DB9 socket so you can run Shadow Dash on your Android Tablet all set ready to go, Price 65.00 + VAT

Jaws Wideband Controller with a digital display fully assembled Price 245.00 + Shipping and + VAT


Manifold Air Temp Sensor ( Open Element) with Plug &Tails ( calibrated for MS) Price 26.50 + and Shipping + VAT

Manifold Air temp Sensor (Open Element) not calibrated for MS so you will have to calibrate with Easytherm, Price 21.00 + Shipping + VAT.

USB Adapter ( That works with Megasquirt) Price 26.50 + and Shipping + VAT.


5 Foot Labeled Wiring loom ( all labels printed) with DB37 plug already installed and Light Weight Plastic Hood ( so will not damage your MS DB 37 pins when racing on or off road ) Price 115.00 + and Shipping + VAT.

1.5 foot ( 460mm) Wiring Pigtails ( all labels printed) and DB37 Plug with Light weight Plastic Hood ( ideal for racing or off road enviroments) suitable for MS 1, 2 or 3 Price 65.00 + Shipping + VAT

MS3X 1.5 foot (460mm) Wiring Pigtails ( all labels printed) and DB37 plug with Light Weight Plastic Hood ( Ideal for Racing or Off road enviroments) for all your extra spark and injectior etc outputs Price 65.00 + Shipping + VAT

DB37 Plug with 8 inch labeled Tails Price 35.00 + Shipping + VAT

Or if you want to make your own short or full loom as above I sell the DB37 pin Female solder cups on their own. Price 5.50 each,with solid Metal Hood 6.50, or if you want the light weight plastic hood Price 3.00 each + Shipping + VAT.


  MS 3 Chip (Daughter card) Price 175.00 + Shipping + VAT.

MAP Sensor 2.5 Bar Price 25.00 + Shipping + VAT

MAP Sensor 3 Bar Price 50.00 + Shipping + VAT

Map sensor 4 Bar Price 95.00 + Shipping  + VAT


 2 Mtr Beldon Shielded cable Ideal for VR Sensor Price 12.50 + Shipping + VAT

DB9 Serial Cable 2Mtr ( 6ft) Price 7.50  + Shipping + VAT

DB9 Cable for Workshop 5 Mtr Price 12.50  + Shipping + VAT

USB Adapter (that works with Megasquirt) Price 26.50 + Shipping + VAT


Ignition Coil Driver Kits BIP 373 these are the best ones to use if you are replacing or modifying your Megasquirt 1,2, or 3 Price 21.50 + Shipping + VAT

Good used Coil Packs 4 cycl 45 6 cycl Price  75.00  + Shipping + VAT

Good used TPS Price  45.00 + Shipping + VAT

Good used Bike Injectors Price  45.00 each + Shipping + VAT

Aluminium Extrusion to make your own injector rails 4 cycl Price 85.00 + Shipping + VAT

As above for 6 cycl Price 110.00 + Shipping + VAT


We also carry a sellection of Bike Throttle Bodies sizes from 32mm to 42mm

Terms: Cash, Postal Orders,Cheques, PayPal. PayPal can accept most Credit/Debit cards, or you can pay by direct Bank Transfer.

To Pay all you have to do is log on to and pay Thanks.

We can also supply all spares to repair or modify etc.

 Thanks for looking and happy squirting, any questions call or email me . Regards Eddie Walsh