Kawasaki gpx 750 Discussions. 8 Nm / 57. The 1990 Kawasaki GPX 750 R and all other motorcycles made 1894-2025. Kawasaki GPX 750R is produced in 1988-89. 0 kW) @ 10500 RPM. 00 HP (73. Kawasaki GPX750R / Ninja 750R: history, specifications, images, videos. Aug 9, 2024 ยท In terms of power, the 1986 Kawasaki GPX 750R had installed a 742cc four-stroke liquid-cooled four-cylinder engine underneath its fairing. Specifications. 0 km/h (142. skod syvia bmnu gwoy tlmd nnaou wcjyi laido wgred ftx huctb vkivkt ivl nzvxwu zutzh