Compression question???

[94califiveoh]

I was looking at these pistons http://www.a.com/parts/UEM-KB116-030/ and I dont know how to calculate what compression these will give me with a 61cc head. Can you guys help me with what compression I should expect?

 

[cantbuytime]

Here ya go.

http://www.race-cars.net/calculators/compression_calculator.html

http://www.csgnetwork.com/compcalc.html