all alum 430 Clements dart block and dart 15* heads , 100 laps since fresh ,with new dyers rods ,je pistons ,titanium vales ,motor needs work ,either burnt a piston or it came apart ???????,just spent 9000$ on it, has crank trigger ,and is still assembled , set a new track record last Saturday night at Lake Cumberland Speedway , call 859-749-7757 for more info , located in central ky