I HAVE FOR YOUR CONSIDERATION A MUFFLER FOR A HERCULES OR ECONOMY ENGINE. THERE ARE NO CRACKS, BREAKS, OR WELDS ON THIS MUFFLER. MUFFLER HAS A 6″ DIAMETER FACE, PIPE INLET IS 1″ NPT. THIS IS A VERY NICE ORIGINAL PIECE THAT WILL COMPLETE THAT ORIGINAL ENGINE OR A RESTORATION PROJECT. WE WILL TRY OUR BEST TO GIVE YOU AN ACCURATE AND HONEST DESCRIPTION OF THE ITEMS LISTING THE GOODS AND THE BAD’S. LET THE PICTURES PROVIDED BE YOUR GUIDE. PLEASE VIEW OUR ITEMS OFTEN SINCE WE WILL BE LISTING MORE HIT MISS GAS ENGINE PARTS AND ENGINES THROUGHOUT THE YEAR.