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  1. Z

    Spinner Size and Prop Performance

    I have had very good success with the Suppo BL-2217/7 motor/APC 6x5SF prop combo recommended as a "high performance" option to power my FT warbirds. I love the Spitfire and the Mustang and have build a few of each already. I currently use a 2 1/4" Dubro spinner on this power combo on all the...