question: The Suzuki Hayabusa motorcycle engine from Japan is the basis for a sportscar produced in England by which company?
answer: Radical
context: Title: Suzuki GSX-R/4
  Passage: The Suzuki GSX-R/4 is a concept car made by Suzuki in 2001.  It reaches a top speed of 181 mph at 9800 rpm and weighs 640 kg .  It has a mid-mounted, 1.3 l DOHC engine taken from the company's flagship motorcycle, the GSX-1300R Hayabusa.  Designed as a showcase for technology, the GSX-R/4 was never meant for production.  It had upscale features for its time, such as GPS navigation.  Alongside the GSX-R/4, Suzuki presented the Formula Hayabusa, an open wheel race car concept, also using the 173 bhp motorcycle engine.
  Title: Honda CBR1100XX
  Passage: The Honda CBR1100XX Super Blackbird was a Honda motorcycle, part of the CBR series made from 1996 to 2007.  The bike was developed to challenge the Kawasaki Ninja ZX-11 as the world's fastest production motorcycle, and Honda succeeded with a top speed of 178.5 mph .  Two years later the title passed to the Suzuki Hayabusa, which reached 194 mph .  The Blackbird is named after the Lockheed SR-71, also a speed record holder.
  Title: Suzuki
  Passage: Suzuki Motor Corporation (Japanese: スズキ株式会社 , Hepburn: Suzuki Kabushiki-Kaisha ) is a Japanese multinational corporation headquartered in Minami-ku, Hamamatsu, Japan, which specializes in manufacturing automobiles, four-wheel drive vehicles, motorcycles, all-terrain vehicles (ATVs), outboard marine engines, wheelchairs and a variety of other small internal combustion engines.  In 2014, Suzuki was thought to be the ninth biggest automaker by production worldwide.
  Title: Powertec RPA
  Passage: RPE RP-V8 is the name of a V8 engine series developed by Radical Sportscars in Peterborough, England for use in the SR8 sportscar.  The design is loosely based on the 1.3 L inline-four engine produced by Suzuki for their Hayabusa motorcycle.  The company have designed their own cylinder block and use existing Suzuki cylinder heads.  The two cylinder banks are inclined at 72-degree angle.  Lubrication is provided by a dry sump system.  The engine is mated to a purpose-built transaxle designed by Quaife.
citations: Powertec RPA Suzuki