340 Piston Selection

Thanks I just had CNC motorsports email me and SRP has some for my bore and they weigh in @ 541 grams but with 65 cc chambers it still only yields 10.0 compression !!!
My block has to be decked and if I ran a 0.27 MLS head gasket maybe that would jack compression up slightly?

Screenshot_2018-07-03-17-48-44.png

Screenshot_2018-07-03-17-50-14.png