Summit Cam Recommendation

Stock bore, 4 small valve relief flat top .050 down, Mr G thin head gasket, just under 9:1 runs 87 piss water. 18 mpg 3.31 gear 70mph, 74 duster 4 speed OD, 215/70/14 tire, Eddy 600 carb OOTB.
Have you run a compression test?