No luck = no patience - Plan on 4 -6 hrs to get this right . Jets size? Vacuum ? Initial timing? Bobs requirements only a guideline , if all is healthy his reccomendations should work, BUt. Every engine different. chances are youre just jetted to0 fat from sound of it. What happens when you floor it. ? And actually doesnt matter. Did you reAd the link ? I wouldnt drill anything until youve gone through checklist.