D&A Auto-Engineering LTD.

16/04/2026

Ford 289 fully rebuilt

Will be up for sale soon

01/03/2026

If anyone’s looking for an auto box before the spring season do drop me a note.

We’ve got:

Chevy Th350s / th400s / 700r4 / 4L60e
Ford C4 (24 and 26 spline types)
Mopar 727 small block

All reconditioned in the UK with warranty. We also do exchanges so if you want a fast turnaround we can do that. We also undertake rebuilds.

Thanks

07/12/2025

More done on the Pontiac 428 Ci engine - just waiting on some intake gaskets and we should be ready for test soon.

19/10/2025

Following last weeks post we do manual gearboxes as well. Here is a full rebuild on a Tremec T5z gearbox.

Put together with genuine Ford parts and with top quality Timken made in the USA bearings.

19/10/2025

12/10/2025

Small block ford 302 rebuild - all machine work carried out in-house. Converted to single type seal, crank ground and rear main seal area sleeved. Rebored .020 over, new cam bearings installed etc. Customer will finish this one off, we also do block prep and short engines.

Thanks
D&A Auto Engineering Ltd

12/10/2025

Fully reconditioned 350 Chevy 5.7

Roller block

Bored .020 with new pistons and rings

New mains / bigends / cam bearings

Standard crank

Block dipped

Block decked

Fuel pump blank off

New long water pump

New harmonic balancer

New Cam / roller Lifters - L31 spec 290Hp

New vortec heads (brand new) with springs to suit the camshaft and positive type seals, stainless valves 1.94 intake / 1.5 exhaust

New GM performance manifold

New Ac Delco spark plugs

Engine comes as pictures we can complete it and run it for an additional price

PM for any details

Collection from Manston, Kent or can pallet for buyers cost. I do also have a carb / distributer and parts to complete the engine for additional cost.

£4750

12/10/2025

TH350 / TH400 / Ford C4 /Ford C4 Gearbox Rebuild Service - for many who aren’t aware for years we’ve supplied a number of automatic gearboxes either as complete solutions or for rebuilds for customers. Please like and share as we have some capacity over the winter to add a few more gearbox rebuilds to our workload.

Professional Gearbox Rebuild & Upgrade Service – TH350, TH400, Ford C4 & C6

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⚙️ Expert Transmission Rebuilds – Built in the UK

We specialise in the rebuild, upgrade, and reconditioning of classic American automatic transmissions, including:

• Chevy / BOP TH350

• TH350C (lock-up converter)

• TH400

• Ford C4 and C6

Each unit is rebuilt with meticulous attention to detail, using upgraded components to deliver improved performance, reliability, and longevity.

🔧 Full Rebuild Service Includes:

• Complete disassembly and inspection of the core

• Thorough cleaning of all components

• Replacement of required bushings, thrusts, and roller bearings

• Upgraded frictions, bands, and new steels

• Torque converter reconditioning service

• All-new seals, gaskets, lip seals, O-rings, and sealing rings etc

• New filter and pan gasket

• Replacement of any worn drums, gears, or shafts

• New modulators

• And much more!

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🇬🇧 Why Choose Us

• All rebuilds completed in the UK

• UK warranty and aftercare included

• No overseas shipping or customs delays

• 40+ years of experience

• Nationwide pallet delivery available

• Full build pictures supplied

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⚡ Gearboxes we rebuild

• TH350

• TH350C (lock-up converter)

• TH400

• Ford C4

• Ford C6

• Chevy / BOP variants

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For pricing, turnaround times, or to discuss your specific gearbox, please get in touch via messenger etc.

High-quality, upgraded transmission rebuilds – proudly built and warrantied in the UK.

Thanks for reading this far - D&A Auto Engineering Ltd

19/07/2025

19/07/2025

Ford Cleveland Stroker Engine - scary power