£48.00 exc vat
£57.60 inc vat
In stock
Current pistons differ from the 60s originals, improved with a "low drag" slipper skirt design and a shorter lighter wrist pin.
Wrist pin height to crown is 1.4689", crown has 8cc dish, and they have two 1.5mm compression rings and a 4mm oil ring.
From the top ring to the crown these measure about 7mm and the high compession P21253 piston have 10mm gap from top ring groove to crown.
Ringset is R35960-00.
Sold singly,4 per engine required
AE Hepolite is now owned by Federal Mogul and trademarked "Nural".
Now Nural stamped 87-521700-00
£48.00 exc vat
£57.60 inc vat
In stockRecommended usage 4 x P21251-00 to fit one mini.
Standard Size with 0.59" compression rings and 0.1181" oil ring for 998cc
4mm oil ring. These rings fit the current replacement pistons from AE Hepolite range 21250 and 21251 low drag slipper type with 8.1 cc dish and only piston 21251 is now available 8.8CR.
Rover piston TAM2048 stamped 21962 with ring sizes 1.50...
Low drag 1275 piston standard size 2.780 (Rings included).
This piston has a possible compression ratio of 10.3:1 as fitted to Cooper RSP 1990.
The best performance 1275 pistons are C-STN100 range which have 9.73cr when the piston i...
40 thou oversize low drag slipper type pistons for modern day compression ratios and unleaded fuel.
Typically installation will result in a minimum 8.8:1 compression ratio but on some pre 1984 Metro versions it was higher.
Current...
Sold as a single piston and although for Turbos is from original Rover casting and tooling to run on 5psi turbo boost. Now with 9.38cc. They use our mega ringset C-AJJ3379-40.
If using more boost you need to be working on a low...
You should replace the camshaft bearings every time the block goes to the machine shop. These bearings fit all late model 1275cc blocks (the ones without tappet covers on the back) It's almost too simple and thus often overlooked during a rebuild. Ca...
Mini Spares best quality complete gasket and seal kit for engine block and gearbox,for all common engine types and sizes.
Also comes complete with Mini Spares Evolution clutch oil seal 13H2934MS, differential oil seals...
ACL Race Bearings
ACL Race series bearings are precision manufactured to a wall thickness of ±0.0040mm giving engine builders close control of vertical oil clearance.
What is the purpose of ACL Race series bearings?
...
ACL Race Bearings
ACL Race series bearings are precision manufactured to a wall thickness of ±0.0040mm giving engine builders close control of vertical oil clearance.
What is the purpose of ACL Race series bearings?
...
Originally developed by Rover to cut down on warranty hourly costs on powertrain warranty repairs, by their main dealers.-Labour time allowed at Rover dealers for fitting this seal was 3.4 hours labour rate.
This is a special rigid seal and ...
You should replace the camshaft bearings every time the block goes to the machine shop. These bearings fit all 1275cc blocks plus 970 and 1071 Cooper S. It's almost too simple and thus often overlooked during a rebuild. Camshaft bearings are pressed...
Genuine Mini Spares camshaft for use with 1.5 rockers if preferred--below 5000rpm should produce more power than the 286 profile. Close to MDM274
Cam Timing
107 degrees at full lift on No1 inlet
SEAT...
Complete fixing kit for a water pump, includes replacement silicone bypass hose, clips, superseal gasket, replacement bolts and washers.
Big end shell bearings for the 1275 larger 1.75" diameter rod pin-not Cooper S
( Tri-Metal )
Sintered copper lead, lead plated,steel backed
Nominal Composition
Copper 74%
Lead 24%
Tin ...
Big end shell bearings for the 1275 larger 1.75" diameter rod pin-not Cooper S
( Tri-Metal )
Sintered copper lead, lead plated,steel backed
Nominal Composition
Copper 74%
Lead 24%
Tin ...
Parts required to stop timing chain rattle on A plus engine with single row chain.Last chance to buy the plate and pin to hold the tensioner as they are
obsolete from Rover.
It is worth the expence to fit MSSK051EVOkit...
NON GENUINE for standard use only. These are the only type available at the moment and not as accurate as the original Rover product. The genuine factory pushrod was a very good product and does not need routine replacement. The strength and size of ...
Mini Spares cam follower with original convex bottom Radii as used by BMC/Rover and made by Clanceys but less the oil hole. Using Clancey drawings and to our design for better cam performance and lift we have made the push rod recess deeper for stabi...
Set of +.030 thrust washers for 1275.Very useful for machining down when fitting non S cranks in 1275cc block
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