Best performance stock pistons have a possible compression ratio of 10.0:1. 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 1.5276", top dish is 8.4cc.
Performance is enhanced by the use of 3mm oil rings and the smaller drain slot behind this ring decreases the risk of breakage.
1275 +020 9.75 Piston Set With Rings & Pins -do Not Use Superceed
$182.95
Classic Mini High Compression 1275 piston +.020 | Sold Each
Select a Oversize below for more info:
Best performance stock pistons have a possible compression ratio of 10.0:1. 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 1.5276", top dish is 8.4cc.
Performance is enhanced by the use of 3mm oil rings and the smaller drain slot behind this ring decreases the risk of breakage.
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 1.5276", top dish is 8.4cc.
Performance is enhanced by the use of 3mm oil rings and the smaller drain slot behind this ring decreases the risk of breakage.
1275 +.040 9.75 Piston Set With Rings & Pins1275 +.040 9.75 Piston Set With Rings & Pins
$182.95
Classic Mini High Compression 1275 piston +.020 | Sold Each
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 1.5276", top dish is 8.4cc.
Performance is enhanced by the use of 3mm oil rings and the smaller drain slot behind this ring decreases the risk of breakage.
The absolute best performance stock pistons have a possible compression ratio of 10.0:1. 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 1.5276", top dish is 8.4cc.
Performance is enhanced by the use of 3mm oil rings and the smaller drain slot behind this ring decreases the risk of breakage.
$182.95
Classic Mini High Compression 1275 piston +.020 | Sold Each
The absolute best performance stock pistons have a possible compression ratio of 10.0:1. 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 1.5276", top dish is 8.4cc.
Performance is enhanced by the use of 3mm oil rings and the smaller drain slot behind this ring decreases the risk of breakage.
Best performance stock pistons have a possible compression ratio of 10.0:1. 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 1.5276", top dish is 8.4cc.
Performance is enhanced by the use of 3mm oil rings and the smaller drain slot behind this ring decreases the risk of breakage.
We offer many pistons options for the Classic Mini as built from 1959 t 2000. Standard bore. Various designs and size pistons options for 998cc, 1275cc & 1380cc engines. High or low compression options includes rings and pins.
The following chart shows the SAE recommended Automotive compression ring end gaps. These recommendations are followed for the majority of the ring line unless a certain application requires deviation from the chart.
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