Engineering Professionals, Automotive Enthusiasts – Rover V8 and TVR Specialists

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.Β Find out more or book in for a power run!

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Dyno Form
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Tuning and Modifying the Rover V8

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

A classic Mini we recently worked on, tuning the Specialised Components ECU. ... See moreSee less

A classic Mini we recently worked on, tuning the Specialised Components ECU.

StevenFINALLY our pride n joy is completely finished, all retuned and remapped, everything is back to full working order, big thankyou to Lloyd's Specialist development team, done an awesome job on getting our beast back to its full potential, cheers to Dan and his team. God damm isn't she loud as, and very very quick. WHOOP WHOOP!!!!!!!!!! ... See moreSee less

Beautiful old Bristol 410 we had in today for carburettor and ignition tuning. We easily gained 28bhp and 45 lb-ft in the process. ... See moreSee less

Beautiful old Bristol 410 we had in today for carburettor and ignition tuning. We easily gained 28bhp and 45 lb-ft in the process.

MG ZR race car we recently worked on. Mostly electrical work - including rev counter, shift light and more... ... See moreSee less

MG ZR race car we recently worked on. Mostly electrical work - including rev counter, shift light and more...

Great article about our development work with the amazing Wildcat cylinder heads in this month's Sprint magazine. These cylinder heads are undoubtedly the best cylinder heads for the Rover V8 engine, typically gaining at least 100bhp!! ... See moreSee less

Great article about our development work with the amazing Wildcat cylinder heads in this months Sprint magazine. These cylinder heads are undoubtedly the best cylinder heads for the Rover V8 engine, typically gaining at least 100bhp!!

Comment on Facebook

Great article πŸ‘πŸ»

Well done lads. xx

I had 348 bhp with big valve sd1 heads, bolted these chaps on, jumped to 455.6 bhp wow wow, amazing items

Wildcat intake manifold and exhaust manifold parts - machined and ready for welding. ... See moreSee less

Wildcat intake manifold and exhaust manifold parts - machined and ready for welding.

Comment on Facebook

Can you stick it on mine as it’s with you.. πŸ˜‰πŸ˜¬