i have all this documented,new engine ,odometer reads19,035,at 19,252 used 2 quarts,19,352used another quart,19,392 used 1/2 quart.19,481 used 1 quart.19,537 used 1 quart.pulled engine,sent back to builder.builder said all he could find was lack of sealant on rocker arm studs.put it on the dyno smoked bad,pulled the pcv and smoking stopped.he told me to run a catch can.thats where i am at.it still uses oil and smokes,i am just trying to find out why.i dont want to pull the engine again if i dont have to. i said it uses 1 quart then stops,well i quess that is not quite accurate,it doesnt seem to use it as fast,maybe i just dont drive it as much.either way it smokes and uses oil.