The Yamaha YZF-R7 was a limited edition machine top dollar machine only sold to the public so Yamaha could race it in World Superbike. Just 500 were sold for road use (40 in the UK) and they were about £22,000. Also known as the OW02, the Yamaha YZF-R7's race success was limited partly due to the rules favoring twin cylinder bikes at that time.