£2.25 exc vat
£2.70 inc vat
Out of stock
£2.25 exc vat
£2.70 inc vat
Out of stock
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...
EXHAUST VALVE 1.15 TURBO
.3135 thou (7.96mm) thick, uses CAM6573 collets only.
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...
1.220" (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 ...
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...
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...
If you want performance then you know you have to get as much air into the cylinder as possible. The bigger the valves the more this is possible. The standard 1275 mini and Sprite motor has only 1.3" intake valves, the standard Cooper "S" has 1.41" i...
Mini Spares spacer kit re-designed in 2005 for correcting rocker alignment.
This kit has been produced to help rocker pad and valve stem alignment plus reducing friction. The standard springs can be replaced with this special kit of 3 spacer...
1.3" x 3.57" small collet intake valves, standard on Austin America, A-H Sprite, MG Midget and later A-Plus 1275cc Mini.
As it is possible, even common, to swap one head for another on 1275 engines, it is quite easy to become confused, or wo...
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 later narrow, single collet groove and current valve head shapes. They are plasma heat treated to eradicate wear ...
Hardened unleaded valve seats for 1.15" 1275 exhaust valves.
Require a recess of 1.2495"(31.737mm) diameter, plus or minus 0.0005" (0.013mm), and 0.250"(6.35m) deep at ambient temperature of 20C.
For specialised race use only, these springs are 267lb@ 1/2"lift fitted.
(use C-AEA526 for race and fast road cams)
Modern high lift, short duration camshafts have posed quite a few problems for the general public in re...
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...
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