SUPER CLEAN FRESHWATER CYLINDER HEAD //// HAS A HELIX COIL INSTALLED MANY YEARS AGO BY A CERTIFIED TECHNICAN HOLDS 16 FT POUNDS ALONG WITH THE CYLINDERHEAD WAS RESURFACED. SO PLEASE LOOK AT ALL OF THE PICTURES OF THIS CYLINDER HEAD. THIS WAS OFF A 1976 25 HP FRESHWATER MOTOR. WILL WORK ON MANY DIFFERENT YEARS OF 20 25 HP MOTORS FROM 1973 THRU 1976 . AGAIN.SO PLEASE MAKE SURE THIS IS THE CORRECT PART FOR YOUR APPLICATION WHY SOLD AS IS ABSOLUTELY NO RETURNS FOR A REFUND. SORRY I'M NOT AMAZON OR WALMART PURCHASE SHIP OPEN TOUCH THEN RETURN ON MY $$$. WILL SHIP USPS GROUND ADVANTAGE MAIL