The top end off my 401CI LT-1 is for sale. It includes LT-4 heads, ported by GTP and TY TECH Performance, LT-4 intake ported, Comp Custom ground Hydr. roller (TY TECH SPECS), All valve train ( just freshened ), rockers, 58mm TB, Fuel rails, injectors, lines, computer, programs and headers. This top end is bad *** Price is 3750.00$ If any one wants more info let me know.