BRIAN, I'M NOT SURE WHAT THEY ARE. BUT THEY ARE ABOUT 1/8TH LONGER.SO I GUESS THEY WILL GO INTO THE TRASH. I THINK I'M GONNA ORDER ENOUGH PARTS TO BUILD A PROTO MOTOR FOR NEXT YEAR. i KNOW TUESDAY NIGHT WILL BE BUSY AS WE NEED TO STRAIGHTEN UP OUR AREA,AN THEN WATCH THE RACE AT RED RIVER RACEWAY SAT NIGHT. THANKS FOR THE INFO. CHAT LATER.BEANER,,........