I JUST REPLACED THE MUFFLER BEARING ON MY DUAL EXHAUST :shock: :shock: ---IT RUNS ALOT SMOOTHER NOW :? :? AND LATER I AM PAINTING MY EXHAUST WITH TEFLON PAINT INSIDE AND OUT--IT WILL PROBABLY GAIN ATLEAST 60 HORSES :? :? :? ---IS THAT A SMART REMARK OR JUST HAVING FUN???-----GROW UP AND RELIZE JUST BECAUSE YOU ARE A MECHANIC AND BUILD RACE CARS DOES NOT MEAN YOU DO NOT MAKE MISTAKES OR YOU CAN'T LEARN ANYTHING NEW!!!!!!!!--------LIVELY[ I HAVE BUILT FOR OVER 35 YEARS AND STILL LEARNING] :roll: :roll: :roll: :roll: