Thanks rusty, it's been a great motor 68 340 block sleeves in every hole when we originally built it 30 over now 60 over same molnar stroker crank new diamond pistons and total seal rings bigger 650 lift cam , bigger 950 quick fuel carb trick flow heads now ran eddys performers before 1 7/8 Tti headers. 13 to 1 compression 430 cubes. More airflow more fuel should go a bit better than before,we'll see. Ran 6.1 in 1/8th before love to see a 5.99