SCAG Turf Tiger II™ 842D STTII-61V-40BV-EFI 61" Zero-Turn Riding Mowerr with Velocity Plus™ Cutter Deck and Briggs Vanguard™ Big Block EFI Engine (electronic fuel injection) 37 HP. It’s time for you to rise to the top of the food chain and tame turf with the Turf Tiger II™, a machine that’s tougher than any job you can throw at it. Engineered for superior durability, productivity and comfort, the Turf Tiger II™ gives you the edge over whatever nature throws at you while leaving you ready to take on the next challenge.