£48.00 exc vat
£57.60 inc vat
In stock
Typically installation will result in a minimum 8.8:1 compression ratio but on some Metro versions it was higher.
Current pistons differ from the 60s originals, improved with a "low drag" slipper skirt design and a shorter lighter wrist pin.
Wrist pin height 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 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 87-521714-00
£48.00 exc vat
£57.60 inc vat
In stockRecommended usage 4 x P21251-60 to fit one mini.
Low drag 1275 piston standard size 2.780 plus 60 thou oversize (Rings included).
This piston has a possible compression ratio of 10.3:1 as fitted to Cooper RSP 1990. The engine then becomes 1328cc
The best performance 1275 pistons a...
998cc flat top 3 ring circlip type piston set as fitted to early A plus to replace 4 ring set type. Gave 10.3 to1 CR and is a good alternative to use on any 998 with circlip type pistons. Replaced 4 ring(3 ring and scraper) P20754 from Hepolite 1980...
Made in a hyper eutectic alloy with a high silicon content to provide tight cylinder clearances and quiet running characteristics, manufactured by a world class piston manufacturers specification" uses an optimised crown and dish (9cc) shape for impr...
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...
Available at the moment but they sporadically become unavailable. Mini Spares have also had a batch of plus 60s specially commissioned to us for Grass trackers and racers. sold individually with rings and pin complete.
Ringsets are availabl...
Rover piston TAM2048 stamped 21962 with ring sizes 1.501mm and oil ring 4mm but some pistons have been stamped 21963.
-Does this get confusing?
So lets clear it up; the easy way to identify the piston and corrrect rings are as follo...
20 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...
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
Low drag 1275 piston standard size 2.780 plus 40 thou oversize(Rings included).
This piston has a possible compression ratio of 10.3:1 as fitted to Cooper RSP 1990.Engine then becomes 1310cc
Current pistons differ from the 60s origi...
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...
Race quality heavy duty double row performance endless timing chain. It is the best chain available and used by top engine builders, also fits MGB/Midget. This chain is for duplex gears that is used by racers as a limited stretch heavy duty version m...
Special superb extra strong timing chain with very limited stretch using modern day materials and technology to keep your timing correct and will fit any A series engine using a single row chain.
This chain saves all the time and effort requ...
Proper timing of the camshaft is very important and while it is easy and nice to do it with a precise adjustable cam sprocket it is also cheap to do it with offset cam keys. 1 or 2 degrees difference in cam timing can make a difference in performance...
Proper timing of the camshaft is very important and while it is easy and nice to do it with a precise adjustable cam sprocket it is also cheap to do it with offset cam keys. 1 or 2 degrees difference in cam timing can make a difference in performance...
Proper timing of the camshaft is very important and while it is easy and nice to do it with a precise adjustable cam sprocket it is also cheap to do it with offset cam keys. 1 or 2 degrees difference in cam timing can make a difference in performance...
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