Gateway Motorsports Park and Billy Busch's Kraftig brews have inked a multi-year sponsorship agreement. The partnership with Kraftig lager and Kraftig light beer will include signage, suite access, ticketing and branding and display rights. The deal, which closed last week, is a multi-year partnership that will include the entire Gateway Motorsports Park facility, which will have five racing tracks in operating by the spring of 2015. "Motorsports fans are great consumers of premium lager and premium…