(37,50 €) £37.50 exc vat
(45,00 €) £45.00 inc vat
In stock
Ringsets are available as R43240-40
(37,50 €) £37.50 exc vat
(45,00 €) £45.00 inc vat
In stockRecommended usage 4 x P22463-40 to fit one mini.
Owing to non-availability of other good quality 998cc pistons, these Mini Spares Evolution design pistons from a renowned high-performance piston manufacturer are flat top with drilled oil drain-back holes rather than slots behind the rings for maxim...
We have teamed up with Bill Richards Racing to produce a new range of built up short engines ready to drop in. These engines are as fast and as powerful as you can get, whilst still keeping the on road driveability and a reasonable MPG figure.
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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...
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 1980o...
998cc flat top 3 ring circlip type piston set as fitted to early A plus to replace 4 ring set type. Gave 10.3 to 1 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 198...
Owing to non-availability of other good quality 998cc pistons, these Mini Spares Evolution design pistons from a renowned high-performance piston manufacturer are flat top with drilled oil drain-back holes rather than slots behind the rings for maxim...
60 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 Metro versions it was higher.
Current pistons ...
Standard Size with 0.59" compression rings and 0.1181" oil ring for 998cc
3mm OIL RING with compression ring size .0591" (1.5mm)and one piece oil ring .1181" (3mm)on p21253 pistons giving 9.7cr on 1275cc. std ring size
For performance see steel ring set with 3 piece oil ring as favoured by engine builders[link]C1...
Low drag 1275 piston standard size 2.780 plus 20 thou oversize(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 9.7...
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...
3 OF 0.625 COMPRESSION RINGS AND .1575 OIL CONTROL RING.AT PLUS 40 OVERSIZE FOR P20773 pistons
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...
NPR Ring set for 73.5mm Mega and Omega pistons with 1.2mm thick rings and 3 piece oil rings-also for new range of EVO pistons C-STN101
These rings are +20 oversize with 0.59" compression rings and 0.1181" oil ring fo 998cc
3 OF 0.625 COMPRESSION RINGS AND .1575 OIL CONTROL RING.
These Piston rings are +40 oversize with 0.59" compression rings and 0.1181" oil ring fo 998cc
3 OF 0.625 COMPRESSION RINGS AND .1575 OIL CONTROL RING.AT PLUS 60 OVERSIZE
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...
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