Valves
Valve Stem Oil Seal As Used On MPi Models
- R33.41 excl VAT
- 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. Manufactured using original Dupont Viton which offers excellent resistance to heat, aggressive fuels and chemicals. A "must" for the…
Valve Stem Top Hat Seal A Plus (Single)
- R25.59 excl VAT
- As an engine wears, the clearance between the valve stem and guide increases
Valve Cotter Single Groove (1 Unit = 2 Halves)
- R83.53 excl VAT
- 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 Specialized Racing product company. All the earlier heads used the 2A11 cotters, noted by the wide slot in the valve. All pre 1984 12G940 castings and Cooper S used these collets Later 998/1098 production from 1970…
Steel S Type Competition Valve Spring Top Cap
- R126.16 excl VAT
- 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.
Valve Exhaust Long Stem 31Mm. Heat Treated For Unleaded Use
- R572.20 excl VAT
- 1.220" (31mm) dia x 3.57 exhaust valve. These 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 from unleaded petrol and can be used with our 12G1963 or C-AJJ4037 guides. As it is possible, even common, to…
Exhaust Valve 940 Casting 29.3Mm
- R187.64 excl VAT
- Classed as the 29mm exhaust valve for 12G940 or A plus 1275cc heads this uses the single groove collets 88G459. Actually 29.3(1.154") Sold singly.
Rocker Shaft Washer (10 THOU WIDE)
- R21.10 excl VAT
- Sold individually. To help rocker pad to valve stem alignment and reduce friction, the standard springs can be replaced with solid spacers and correct shim set.
Inlet Valve 35.7 mm Long Stem Race Valve Single Collet
- R534.47 excl VAT
- 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 from unleaded petrol and are suitable for our 12G1963 or C-AJJ4037 guides. As it is possible, even common, to…
Valve Guide Set (8) Manganese Bronze Type
- R1,207.56 excl VAT
- New colour,specially heat treated mangonese bronze guides.Although Silicon bronze valve guides were used for their extremely good wear values, they were very hard and not user friendly when fitting. We therefore introduced Manganese bronze guides which have good cutting properties and good wear characteristics and are original equipment on Porsche and Mercedes. Minispares use the mangonese bronze guides and have…
36mm RIMFLOW INLET VALVE
- R1,134.00 excl VAT
- chrome on en214N steel enables fitment of this valve to standard iron guides. the flow characteristics of this valve are claimed to give better power when used on standard applications. 35.7mm)1.405") for 12G940 large bore castings.
Rocker Post Spacer Single Plate
- R119.70 excl VAT
- 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 center hole will need elongating to accept 2A258 screw.
Valve Springs Rising Rate Up to 515 Thou Lift Fits All
- R693.16 excl VAT
- 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, caused low valve seat pressures creating valve float at high rpm. Mini Spares has massively simplified these problems by introducing a small…
Valve Springs Special Race Type 280 lb
- R1,071.08 excl VAT
- 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, caused low valve seat pressures creating valve float at high rpm. Mini Spares has massively simplified these problems by introducing a small…
Valve Spring Twin Set Std Use
- R681.10 excl VAT
- 160lbs on the nose at 400" for standard Cooper S or twin spring set ups. See‚ C-AEA526‚ and‚ C-AEA527‚ for later developed springs. These are ok for all standard uses but are improved and uprated over all original factory fitted springs. Bottom collar springs are not required on these springs.
Inlet valve 35mm short for cooper s aeg163 casting
- R1,091.40 excl VAT
- 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, it is quite easy to become confused, or worse yet, confuse the parts-guy when it is…
