Videos Fishing Tip – Mercury Spitfire X7 Prop S12E05 May 6, 2016December 10, 2017 The Next Bite Keith Kavajecz, Mercury, Mercury Spitfire Prop X7, Videos Keith Kavajecz puts the new Mercury Spitfire X7 motor prop to the test. Other Related Posts: Accessorize Your Boat for Success! Season 16 Air Date and Times Wrapping it for Walleyes Lead Core Feel