BRAND:IMPCOPART:525K REPLACEMENTAPPLICATION:MIXER AND SECOND STAGE REGULATOR ASSEMBLY TO REPLACE THE 525KINSTALLATION: THE MIXER WILL REQUIRE DRILL AND TAP FOR THE LEVERTHE REGULATOR IS MOUNTED INLINE AFTER THE VAPORIZER2-3/8" CENTER TO CENTER, TAPPED FOR 5/16"1-1/2" AIR HORN TO MATCH UP WITH THE STOCK SYSTEMMOST ORDERS SHIP IN 2-10 BUSINESS DAYS, FREE SHIPPING TO THE LOWER 48 STATES