Trick Flow small block heads

my dart is 2990 with me on the line 68 340 block 430 inch trick flow heads cleaned up a little 1/8 mile last weekend 11 shakedown runs on freshened motor after 2 seasons of thrashing on it Raced yesterday and Friday quarter mile and let her rip rings are not seated yet and last years tires will go quicker as it breaks in. Trans brake down to 3 k still blew tires off foot braked her at 1800 against my buddy’s 71 cuda440 car