2016 Hammerhead Off-Road HH Torpedo, Come see it at Brewer Cycles! Give us a call at 252-492-8553 or come on by! The Hammerhead Torpedo is fully assembled, quality-certified and packaged right here in our very own United States of America. The Torpedo comes equipped with a 136 cc LCT pull-start engine. The adjustable pedals feature on the Torpedo makes it the perfect choice as an entry-level go kart for ages 6+.