£26.25 exc vat
£31.50 inc vat
In stock
£26.25 exc vat
£31.50 inc vat
In stockRecommended usage 1 x C-AEA525 to fit one mini.
Competition inner valve spring locator, lower as desigend by Leyland ST.
It is essential to use bottom inner spring locating collars with all dual springs EXCEPT Minispares C-AEA526/7 springs to prevent breakage caused by the inner spring wa...
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...
Modern high lift, short duration camshafts have posed quite a few problems for the general public in recent years. Widely available performance valve springs were outdated overnight, as it became necessary to reduce spring crush. This, in turn, cause...
35.6 x 29.3mm valves in chrome stem with cast iron valve guides. This specification of cylinder head, based on used core castings, is modified in true Road sport style to maximise on-road performance for those wanting maximised drive-ability when ...
35.6 x 29.3mm valves in chrome stem with cast iron valve guides.
By pass hose tube and heater outlet open. This specification of cylinder head, based on used core casting, is modified in true Road sport style to maximise on-road performance ...
35.6 x 29.3mm valves in chrome stem with cast iron valve guides.
MPI specification of cylinder head, based on used core castings, modified in true Road sport style to maximise on-road performance for those wanting maximised drive-ability w...
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...
35.6 x 29.3mm steel valves with chrome stems and cast iron valve guides.
No by pass hose and blanked off heater outlet as per SPI heads
This specification of cylinder head is modified in true Road sport style to maximise on-road pe...
New competition valve cotter for early heads with the large single groove valve, 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 v...
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.
Set of strong lightweight titanium top caps to suit our valve springs C-AEA526/527 hard for single collet competition valves. Sold as a set of 8.
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...
Sold individually.
To help rocker pad to valve stem alignment and reduce friction, the standard springs can be replaced with solid spacers and correctb shim set. The spacers and shim kit are sold as C-AEG392.
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...
We stock a limited range of Paul Ivey developed Rimflow valves for the A-Series.
30.9mm (1.217") diameter exhauste valve for 12G940 large bore casting is oversized to the stock version. Not only can you pick-up performance from...
30.93mm(1.218") exhaust valve for 8 port pre 2012 specification only
this valve is longer than other A series varieties and plasma heat treated to eradicate wear from unleaded petrol.98.35mm total length. 3.879 "
The valves for the ...
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 ...
1.259" (32.00) dia x 3.57 long Exhaust valve.
Our race valves are produced in EN214N steel. They are stellite tipped and use the later narrow, single collet groove and current valve head shapes.Heat treated to eradicate wear from unleade...
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 ...
1.401" dia x 3.52" long intake valves. Our race valves are produced in EN214N steel, stellite tipped and use the later narrow collet groove and current valve head shapes. As it is possible, even common, to swap one head for another on 1275 engines, i...
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...
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