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Selected: 21253-40-EA
+.040"
Part No:
21253-40-EA
In Stock
Internet Price
$98.95
Select variations below for more information:
Low drag 1275 piston standard size 2.780 +.040" oversize (rings included). This piston has a possible compression ratio of 10.3:1 as fitted to Cooper RSP 1990.
Current pistons differ from the 60s originals and now have a "low drag" slipper skirt design and a shorter lighter 20.6mm wrist pin. Wrist pin height is 1.5276" to crown with a top dish of 8cc.
Performance is enhanced by the use of 3mm oil rings and the smaller drain slot behind this ring decreases the risk of breakage and 2 of 1.5 mm compression rings. Crown depth to first ring is about 10mm.
AE Hepolite is now owned by Federal Mogul and trademarked "Nural". Now Nural stamped 87-524111-00
Sold singly, 4 per engine required--equivalent type was Rover piston TAM2050 stamped AE21963 as fitted to 1990 Cooper 1275 engines.
Current pistons differ from the 60s originals and now have a "low drag" slipper skirt design and a shorter lighter 20.6mm wrist pin. Wrist pin height is 1.5276" to crown with a top dish of 8cc.
Performance is enhanced by the use of 3mm oil rings and the smaller drain slot behind this ring decreases the risk of breakage and 2 of 1.5 mm compression rings. Crown depth to first ring is about 10mm.
AE Hepolite is now owned by Federal Mogul and trademarked "Nural". Now Nural stamped 87-524111-00
Sold singly, 4 per engine required--equivalent type was Rover piston TAM2050 stamped AE21963 as fitted to 1990 Cooper 1275 engines.
Low drag 1275 piston standard size 2.780 +.040" oversize (rings included). This piston has a possible compression ratio of 10.3:1 as fitted to Cooper RSP 1990.
Current pistons differ from the 60s originals and now have a "low drag" slipper skirt design and a shorter lighter 20.6mm wrist pin. Wrist pin height is 1.5276" to crown with a top dish of 8cc.
Performance is enhanced by the use of 3mm oil rings and the smaller drain slot behind this ring decreases the risk of breakage and 2 of 1.5 mm compression rings. Crown depth to first ring is about 10mm.
AE Hepolite is now owned by Federal Mogul and trademarked "Nural". Now Nural stamped 87-524111-00
Sold singly, 4 per engine required--equivalent type was Rover piston TAM2050 stamped AE21963 as fitted to 1990 Cooper 1275 engines.
Current pistons differ from the 60s originals and now have a "low drag" slipper skirt design and a shorter lighter 20.6mm wrist pin. Wrist pin height is 1.5276" to crown with a top dish of 8cc.
Performance is enhanced by the use of 3mm oil rings and the smaller drain slot behind this ring decreases the risk of breakage and 2 of 1.5 mm compression rings. Crown depth to first ring is about 10mm.
AE Hepolite is now owned by Federal Mogul and trademarked "Nural". Now Nural stamped 87-524111-00
Sold singly, 4 per engine required--equivalent type was Rover piston TAM2050 stamped AE21963 as fitted to 1990 Cooper 1275 engines.
Also Purchased with: 21253-40-EA
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