Originally Posted by cdminter59
I looked the pistons up on Summit Racings by the brand he gave. They list 3 with the -3.5 dome. All 3 the compression height is listed as 1.560 for the Speed Pro hypers.
Here are the pistons I have Speed-Pro Hypereutectic Pistons ZH618CP60 - SummitRacing.com
. They are 1.560.