£24.15 exc vat
£28.98 inc vat
In stock
Our race valves are produced in EN214N steel and require Manganese/Silicon bronze alloy valve guides. They are stellite tipp...
£24.15 exc vat
£28.98 inc vat
In stockRecommended usage 4 x C-AEG587 to fit one mini.
Approx 23.5cc combustion chambers for use with dished pistons. This specification of cylinder head is the only modified version for the small-bore based engines Mini Spares supply as it is judged to be the only one worth up-grading to. Based on used ...
24.5-25.5cc combustion chamber for use with flat top pistons. This specification of cylinder head is the only modified version for the small-bore based engines Mini Spares supply as it is judged to be the only one worth up-grading to. Based on used c...
New competition valve cotter, these are precision CNC machined from 4340 and heat treated to a better spec than EN24T and claimed to be stronger in fatigue life.
These locate better in the valves and easier to control spring heights.
Genuine Mini Spares valve stem oil seal manufactured with original Dupont Viton, as fitted to the twin points engines, are the best material and seal you can use and although expensive are the best to date in stopping the engine smoking.
Man...
Spacers for under the rocker pedestals are used mainly by engine tuners to allow tappet adjustment to be made where cylinder head mods have been carried out. 1.3mm/0.0512" thick, this can be used to hold locating screw on rocker post assembly but the...
Early Large cotter groove exhaust valve. Most small bore engines seem particularly prone to burning valves, it is highly recommended to replace the exhaust valves when you do a valve job! This 1.0" valve fits most early 948cc, 998cc and 1098cc engine...
1.402" (35.6mm) dia x 3.57" long intake valve.
Our race valves are produced in EN214N steel and are stellite tipped and use the latest triple collet groove and current valve head shapes, plasma heat treated for eradicating unleaded petrol we...
1.311" (33.3mm) dia x 3.57 long intake valve.
Our race valves are produced in EN214N steel and rquire Manganese/Silicon bronze alloy valve guides. use the later narrow, single collet groove and current valve head shapes.
As ...
1.220" (31mm) dia x 3.57 exhaust valve.
Our race valves are produced in EN214N steel and are stellite tipped and use the later narrow, single collet groove and current valve head shapes.These valves are plasma heat treated to eradicate wear ...
Genuine Mini Spares product as everything else on the market was poor fitting and unstable.
For Performance see 88G459EVO made in the USA by a Specialised Racing product company.
All the earlier heads used the 2A11 cott...
Collet for the 3 groove valve. Sold per half and 2 required per valve.
These cotters go with AHU1897 top cap. On Turbo heads after engine number 102641 were fitted on the inlet only.
All early 850/997/998/1098cc heads u...
If you drive A-Series cars long enough you will eventually have to replace the water pump bypass hose. These are the best quality available to fit without removing the cylinder head but these fluted rubber hoses have a bad reputation so if possible ...
Inlet valve 1098cc with small cotter groove.29.2mm(1.15") and takes AEA311 spring.Sold singly 4 required per engine.
Original type steel 'S' competition top caps for dual springs.
If you are upgrading from single springs or just want to replace those old worn top caps, these better grade material are the best answer. Eight required per head.
That tell tale puff of blue smoke when you first start is an indicator of worn guides or seals. Valve guides should be replaced with every valve job.
Sold individually, these are the original quality Cooper S guides for use in any head espec...
Made in EN214N steel and chrome plated for use with standard iron valve guides.
33.3mm (1.311") inlet valve easily noticable by there odd shape they are claimed to give better flow characteristics in standard or slightly modified engines.
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