Morgan +8 V8 GEMS Remapped ECU - Plug & Play


Brand new Mark Adams Tornado ECU Chips, fitted in a Replacement Gems Engine ECU.

(This Gems Engine Management ECU has already been chipped with a set of Brand New Mark Adams Tornado ECU Chips, ready to fit straight to your Morgan +8 Gems.)

We offer chipping for all Rover V8s with the hotwire, Gems and Motronic/Thor Engine Management, see our other listings for details or contact us for more information..

What is this listing for?

Here we are offering a set of brand new Mark Adams Tornado ECU chips, fitted into a Gems Engine ECU ready to fit. Simply replace your old ECU with this replacement unit (allowing you to keep hold of your original ECU, should you ever want to revert it back to standard, with brand new tornado ECU chips mapped specifically for the Morgan +8, but other vehicle ECU chipping available too.

Included in this auction is
  • 2 Quick fit EPROM Mark Adams chips. Offering a simple DIY installation.
  • 2 on-board required decoder chips. Also simple to fit.
  • Engine ECU Fitted with these upgraded chips ready to plug in.
  • Colour fitting instructions.and unlimited RPI/Partsrange assistance / support
  • Assurance of thousands of these bespoke chips sold over many years
  • Full RPi 3 month return to base no quibble warranty. as with all our products
  • If you have any questions or queries, please feel free to give us a call on 01603 891029

An opportunity to visit the Beautiful Norfolk Coast while our expertsinstall and setup this kit. You can already see some of our directors pictures of Norfolk here

Along with knowing the installation is doneprofessionally and correctly, our mechanics can ensure it performs to its fullpotential as well as advising on further upgrades.

How Will I Benefit From a Tornado ECU Chipped ECU?

From just installing the ECU chips you can easily expect at least 20-25% increase in torque throughout the entire rev range, BHP and efficiency too. The chip upgrade is also compatible with our piper camshaft upgrades, K&N air filters, Carbon Fibre Super Flair Trumpets and our full or partial Stainless Steel exhaust system without modification.
Due to a vast collection of ECU's we have purchased, we are including this ECU free of charge with no surcharges or exchange costs. Simply remove your old unit, replace it with this unlocked and chipped ECU and be prepared to be truly amazed by the performance difference!

What's more, you can keep your original ECU as a spare to ensure the life of your Range Rover.
  • Brand new Tornado ECU chip offered here fitted and ready to plug in.
  • This unit requires no specialist unlocking or security re-learn, it is a simple plug in and play system.
  • Offered here for the Morgan +8, but also suitable for Range Rover P38 & Land Rover Defender 90.
  • No exchange costs or surcharges.
  • We can also supply complete Gems engine management systems to include all engine hardware as well a electrical parts and harnesses. plus upgrades and unlocking as previously mentioned.

  • Below you can see a compilation of photographs, offering a view of the replacement unit, the new 'Mark Adam's' Tornado chip upgrade, inside the ECU and the standard ECU chips.

FAQ Zone

  • Is it possible to Visit Rpi. for collection, further information or for parts to be fitted.
    For sure we have many customers from all over the world, that not only visit us but enjoy our unique hospitality, as well as our in-house workshop facilities that can cater for anything from major rebuilds, restorations, engine fittings, LPG conversions. As well as drop in chipping and ignition system upgrades. Holly our Engine builder (Head Chef maybe) can always find the time to show you around the world of V8 Rover engines and explain all variants and upgrades.
(See our other eBay items)

If you are paying by Paypal or are located outside of the UK, please refer to payment instructions. Please also remember our prices are inclusive of EEC VAT which can be deducted from your final bid price if you have exemption, or delivery of your item is outside the EEC states.

Summary of My Selling Policies
Payment We accept most payment methods. Paypal is preferred, for purchases under £250.00, and we also accept all major debit/credit cards, bank to bank transfers, cheques (allowing up to 10 working days to clear), bank drafts, plus most other legitimate/reasonable methods of payment.
Fees UK Value Added Tax is included in the final price of the Item(s) purchased; however, if you reside outside the EEC, and your purchase is exported directly outside the EEC, then you will not be liable for EEC VAT at 20%. Thus this excess charge will be deducted from your parts total by dividing your purchase total price by 1.2 to remove the VAT.
Also, if you are within the EEC VAT scheme, and provide your EEC VAT registration number, then the same reduction in purchase total may apply.

Local import duties are not covered in our quotes and we advise that you check such liabilities before you place your bid if you are unsure.
Please contact/inform us if you feel you qualify for EEC VAT exemption, and, if appropriate, we will adjust your invoice to remove the EEC VAT content, plus raise appropriate export documentation if required.
Shipping We ship/post to the UK, Europe & Worldwide (mostly by fastest surface or air mail), and include appropriate packaging - no matter how sophisticated your parcel, within our delivery/postage quotation.
Adequate insurance is always included, unless otherwise specified.
Furthermore, if you purchase multiple items, then the cumulative postage quotes will be adjusted downwards as appropriate.
Delivery Stock items are invariably shipped within 48 hours of cleared funds (normally within 24 hours or same day). All Ebay shop and auction items are assumed as being stock items (unless otherwise stated), and will be posted/shipped within this timeframe, assuming all financial transaction and delivery details have been completed.
All items purchased requiring modifications, upgrades, or for the inclusion of additional stock or non stock parts, may be subject to delay, however, you will be notified accordingly.
Refunds & Returns Consumers in the E.U. who buy at a fixed price (Buy it Now) have the right to cancel. To cancel, please contact us in writing or by e-mail within 7 working days after receiving the goods. You will have to return the goods to us at your own cost and risk; we will refund the purchase price and the original postage charge.
Your statutory rights are not affected.
Contact Me Feedback is the essence of a good ebayer, and we appreciate the superb feedback that has been given us already. However, due to so many transactions within our ebay shop, we have adopted a policy of returning feedback only on a weekly basis (normally every Friday).
Unfortunately however, some feedback inevitably becomes overlooked. If this is the case for you, please remind us and we will respond accordingly.

Contacting us:

Our contact email is:
We will endeavour to reply to emails within 24 hours. Hours of business 9 - 4:30 Monday to Thursday, 9-4 Friday.

Our Vat number is 373 2330 72

RPi Engineering International Ltd.
Wayside Garage,
Holt Road,
NR10 3EE
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Technical specifications