Menai Bridge, Anglesey, North Wales
01248 716010

Barnes Auto Engineering

Cylinder Head Specialists 

What We Do


We cater for all aspects of modern cylinder head repair, whether head gasket or cam belt failure. Head resurfacing, pressure testing, valve seats recut, valve guides supplied and fitted. Broken glow plug removal, broken bolt removal. All sizes of solid thread repair insets supplied and fitted including spark plug sizes. We also supply gaskets, valves and guides, camshafts and followers.

Engine block:- We offer a reboring and honing service, pistons, piston rings and engine bearings supplied. Cylinder blocks refaced.


We can offer a full engine rebuild service for your classic vehicle. Resurfacing and pressure testing of the cylinder head and engine block.

Restore worn valve guides with high performance bronze guide liners.

We can convert your cylinder head to run on unleaded fuel by fitting hardened valve seats and stainless steel valves.

If your classic is suffering with worn cylinder bores, we can rebore and fit new pistons.

Why not give your classic a bit more power with our head porting and engine balancing service.


We offer a full range of competition engine services.

Full engine balancing including, crankshaft, flywheel, front pulley, pressure plate, concords and pistons. Big valve conversions.

Porting and gas flowing of the cylinder head is done in house. Polishing and porting. All headwork is tested on our flow bench where the gains are measured and proven. Multi angle valve and seats cut. Solid lifter conversions also catered for.

Cylinder head and block resurfacing, re-boring and honing, contact us with your requirements.

                                                                                                                                                                                                   © Barnes Auto Engineering 2016 - 2019