Engineering Professionals, Automotive Enthusiasts

At Lloyd Specialist Developments we specialise in maintaining, repairing and modifying classic and specialist vehicles. From 1930s to 1990s, both for road and for competition, we carry out a wide range of automotive work – including engine tuning, servicing & maintenance, restoration, brake & suspension upgrades, supercharger & turbocharger conversions & upgrades, automotive wiring and much more!

We are a team of professional, qualified automotive / aerospace engineers and, as enthusiasts ourselves, we always strive to ensure the highest standard of work.

Dyno testing at our workshop in Wiltshire.

The Dynapack dyno offers superior accuracy to a conventional rolling road. Find out more or book in for a power run!

Book in for a Dyno Run!
Dyno Form
We respect your privacy, for more details read our privacy policy.

Tuning and Modifying the Rover V8

Our book ‘Tuning and Modifying the Rover V8 Engine’ is now available!

A Marcos Coupe we completed a Canems engine management conversion on early last month. This car has a 5-litre Rover V8 engine and Racelogic traction control. ... See moreSee less

A Marcos Coupe we completed a Canems engine management conversion on early last month. This car has a 5-litre Rover V8 engine and Racelogic traction control.

Comment on Facebook

Nice to see another Mantula. I hope you can help me with mine when the rebuild is finished.

Glad to see there’s more than a hint of a TVR in this Marcos!!

That's blooming lovely, hope you guys are safe and well 👍

Trust you guys are keeping safe! Will be back when all this mess is over!

🥺 beautiful car

Not many Marcos on the road. Very nice 👍🏻 Take care and stay safe

Pure Car Porn. Sex on wheels.

Following the Prime Ministers announcement this evening, we are now closed to the public until we are allowed to re-open. If you already have an appointment with us during the next 3 weeks, please email or call us. Thanks. ... See moreSee less

Comment on Facebook

Just dropped you a message as due with you tomorrow to collect. Think you are doing the right thing!

Nightmare guys 😞

Will see you on the other side lads

Sorry to hear this guys

A good rest then you will be busier than ever. Take care.

Sorry to hear that guys the business will survive. We'll all get through this together (at an appropriate social distance of course).

We are currently still open for business but not for 'drop-in' visitors. All visits must be by pre-arranged appointment only. Thank you. ... See moreSee less

Another awesome 7-litre V8 - this time in a Mazda RX7 Race Car. With us last Friday for Canems ECU tuning - this car produced 551bhp & 555 lb-ft of torque directly at the hubs!! ... See moreSee less

Another awesome 7-litre V8 - this time in a Mazda RX7 Race Car. With us last Friday for Canems ECU tuning - this car produced 551bhp & 555 lb-ft of torque directly at the hubs!!

Comment on Facebook

Hallum Clark

That's a beautiful vehicle. The RX7 is one of my favourites.

Have a listen to a 7-litre V8 race car... ... See moreSee less