Briggs & Stratton Vanguard V-Twin Horizontal Engine with Electric Start 31HP, 1 1/8in. x 4in. Shaft, Model# 543477-0110-E1
Briggs & Stratton 31 HP Vanguard V-Twin OHV Horizontal Engine. Innovative intake and exhaust system results in a quieter-running engine. Advanced Debris Management System features an easy clean access and allows the engine to run cooler and cleaner, which prolongs engine life.