PISTON RING SET FOR 21253

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. 60 thou oversize

Rover piston were stamped 21963 for high compression but 21962 seems to be stampe...

£70.32 exc vat

£84.38 inc vat

PISTON RING SET 998cc +20 89 ON PRESSFIT

R43240-20

These rings are +20 oversize with 0.59" compression rings and 0.1181" oil ring fo 998cc

£81.60 exc vat

£97.92 inc vat

73.5mm POWERMAX PISTON 9cc dish - SINGLE

P20659-00

For the ultimate in 1275cc overbored engine performance, double heat treated pistons. You can't beat cubic inches for performance, and the A-Series block can be bored far bigger than the factory ever imagined. The standard bore is 70.6mm, the 1380 bo...

£99.27 exc vat

£119.12 inc vat

PISTON RING SET 998/1100 +040

R32026-40

0.625"(1.59mm)compression ring and 1/8"(3.175mm) single one piece oil control ring.

Also available is a high grade ring set C-STN99-40 with 3 piece oil ringfor these pre 1979 type pistons

£34.50 exc vat

£41.40 inc vat

PISTON SINGLE 1098cc MINI +0.040

P20397-40

This piston for 1098cc engines was designed with 4 rings. The top three compression rings are .0625" thick and the bottom oil ring is .1575" thick. Pin height in this piston design is 2.2855", this results in a compression of 8.5:1 in most standard ...

£52.26 exc vat

£62.71 inc vat

PISTON RING SET FOR 73.5 C-STR311 + OMEGAS

C-STN96

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

£78.00 exc vat

£93.60 inc vat

PISTON RING SET EARLY 1275GT & S +20

RA21576-20

RING SET FOR 1275 +.020 4-RING PISTON. RING THICKNESS .0625" and 0.1562" oil ring..For later piston 19320 with 2 rings and an oil ring with the same ring sizes- keep the third ring as your second ring which should be of an oil scraper type, and usual...

£41.00 exc vat

£49.20 inc vat

PISTON RING SET 998/1100 +020

R32026-20

3 compression ring @ 0.625" and single one piece oil ring 0.125 as per original 998 pre A plus and 1098cc versions inc morris minor and sprite range. Also available is a high grade ring set c-STN99-20 with 3 piece oil ring

£54.00 exc vat

£64.80 inc vat

PISTON SINGLE 1275 LOW DRAG +20 8.8CR

P21251-20

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...

£48.00 exc vat

£57.60 inc vat

PISTON RING SET 998/1100 STD

R32026-00

3 compression ring @ 0.625" oil ring 0.125 as per original 998 pre A plus and 1098cc versions inc morris minor and sprite range.

£58.32 exc vat

£69.98 inc vat

PISTON RING SET 998 A PLUS+40

R33636-40

3 OF 0.625 COMPRESSION RINGS AND .1575 OIL CONTROL RING.AT PLUS 40 OVERSIZE FOR P20773 pistons

£59.57 exc vat

£71.48 inc vat

PISTON RING SET FOR 21250/1 +40

R35960-40

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...

£61.70 exc vat

£74.04 inc vat

PISTON RING SET FOR 21250/1 +60

R35960-60

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...

£58.44 exc vat

£70.13 inc vat

PISTON RING SET EARLY 1275GT & S STD

RA21576-00

RING SET FOR 1275 STD. 4-RING PISTON. RING THICKNESS .0625 and 0.1562" oil rings.For later piston 19320 with 2 rings and an oil ring with the same ring sizes- keep the third ring as your second ring which should be of an oil scraper type, and usually...

£34.30 exc vat

£41.16 inc vat

PISTON SINGLE 998 MINI STANDARD

P20773-00

998cc dished circlip type piston with 4 rings answer. Compression range of 8.3 to 9:1 depending on block and head but for best performance use later 3 ring flat top piston ADU3490-00. Sold singly,4 per engine required

£70.59 exc vat

£84.71 inc vat

PISTON SINGLE 998cc FLAT TOP PRESS FIT PLUS 40

P22463-40

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...

£37.50 exc vat

£45.00 inc vat

PISTON RING SET FOR 21250/1 +20

R35960-20

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...

£58.44 exc vat

£70.13 inc vat

PISTON SINGLE ,1300 10.1cr +20 P21963

TAM2050-50

original pistons stamped 21963 for mini engines from 1990 on

2 x 0591" rings and oil ring .1181.

This info correct page 8 in catalogue is wrong--uses 3mm oil ring

£40.00 exc vat

£48.00 inc vat

PISTON SINGLE MINI 998cc +020

P20773-20

998cc dished circlip type piston with 4 rings. Compression range of 8.3 to 9:1 depending on block and head but for best performance use later 3 ring flat top piston ADU3490-20. Sold singly,4 per engine required

£70.59 exc vat

£84.71 inc vat

1275 +20 HIGH COMPRESSION PISTON - SINGLE

P21253-20

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...

£73.50 exc vat

£88.20 inc vat