Convex type core plug at 41.4mm for all early A series blocks up to A plus.
4 required per engine-these are known as the flat type wher the centre has to be pressed in so the convex plug spreads out. The Cooper S althouh same size was a cup ...
Ultra light (3.87kg - 8.53lbs) EN8 steel billet race flywheel for diaphragm clutch {NOT-Verto} with ring gear for non-pre-engaged starter
.Forged is more rigid at high speed.
The latest refinement of the Ultra-light Mini flywheel is...
The steady rod that is Right Hand lower on the gearbox and is part of our lower engine stabilser kit MSSK.
Chrome top crankcase vent filter with metal 1/2" inlet flange, 47mm filter diameter x 1.5" high(40mm). Another cleanable filter from K&N.
Special "S" main bearings nut set (6).7/16"AF thread
On all performance A series engines it is essential to ensure accurate and as near permanent location of the centre main bearing of the crankshaft as possible. Flexing allowed here, especi...
The original Special Tuning head 8 port head by Jim Whitehouse is the ULTIMATE Push rod head for the "A"Series but is NOT A STRAIGHT BOLT ON PART.
It is supplied fully assembled with springs/top caps,Evo collets and utilizes the original siz...
Amal carburettor kit for the Arden 8-Port head. Complete with carbs, manifolds and linkage.
AE Hepolite +60 RINGS engine set C-AJJ3378/60-C-ajj3382-60 Mega and Omega pistons when rings are 0.0470(1.2mm) and 0.1575 4mm oil rings.
For latest spec NPRR race quality rings see C-STN102-20
Exhaust valve. 1.22" (31mm) x 3.52"
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 time to order new valves! Be aware that...
Cup type core plug for all cooper S only @ 41.4mm wide.
4 required per engine.
Main bearings, 1275 2" mains.20 thou oversize. Heavy duty steel backed bearing for durability and long life. The bearings to use if you want it to last. The only bearings to use
Nominal Composition
Copper 74%
Lead 2...
Original equipment quality for factory built engines giving longer life expectancy on road cars under variable conditions of oil and use. These are the 1275cc mains as fitted to A Plus engines with the locating tab in the middle rather than to the ou...
Manifold gasket fitted to all A series pre 1992 except Turbo which had a reinforced exhaust ports GUG704063MG and SPI from 199. From 1991 on a new better gasket with reinforced exhaust ports and backing was fitted GUG704053MG
yellow identification spring which is heavier than AUD4355 and is an optional extra. For HIF carbs only.
A higher compression engine should have a colder spark plug. The engineers explain that it has to do with flame temperature and overheating the plug. I know from experience that my race engine will melt a street plug. Choose from the following NGK pl...
Original Vented oil filler cap that should be change every 12 thousand miles.
The original flat cap type without breather filter on early minis has now been deleted by Rover and replaced by this filter type.
Replacement for the original 'S' big end nut, this looks the same but is an up to date modern nut that grips on the thread replacing the plastic nyloc type.
The original plastic insert type, when under stress from very hot engines became lia...
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