the pistons are different because thats how you change the compression.
Most of our heads have the same combustion chamber size. Except when you have them milled of course.
n/a are 9.4:1
s/c are 8.5:1
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the pistons are different because thats how you change the compression.
Most of our heads have the same combustion chamber size. Except when you have them milled of course.
n/a are 9.4:1
s/c are 8.5:1
The wrist pins are also smaller on a N/A piston compared to a S/C piston. They're not interchangeable with rods.