Built to entertain children this 1962 Austin Mini has a nitrous injected 375 horsepower Nissan 300ZX V6 engine. The five-speed transmission is also from a 300ZX. The rear suspension and differential is from a 240SX. This build took roughly 4 years (4,000 hours) and $8,000 to build. The Mini won the Ebay Motors Master 2009 Tuner Champion and Castrol GTX December Winner.
Source: Classic Mini via Castrol GTX via Cardomain blog