PENTON, a U.S. brand produced by KTM!Text: Luís Cardoso Details of PENTON promotional brochure PENTON is a North American brand that was active between 1968 and 1978, during...
WANKEL technology and motorcyclesNORTON NRS 588 The WANKEL engine The WANKEL engine is an internal combustion engine that uses one or more triangular-shaped rotors...