I have these available. $299 plus shipping ($25 in US). No core charge. Located in Waring, TX 7028240. Correct for 68 430 Buick. http://www.quadrajetpower.com/#!blank/ufhf0/d4511adc-cc97-fa7d-4bad-7975880bd7e7 7028244. Correct for 68 350 Buick. http://www.quadrajetpower.com/#!blank/ufhf0/a037b8fc-ac7f-10e2-15ed-62d248f58ec3 Both are my complete stock builds and have new jets, primary rods, float, high flow needle/seat, power piston spring, primary shaft bushings, secondary air valve cam and spring, gaskets including base to manifold and air cleaner to air horn, fuel filter, and so much more.