Wilkins Performance Engines Home ›› Local Listings ›› NSW ›› Seven Hills ›› Wilkins Performance Engines NSW Business Services Seven Hills, NSW 2147 Graham Nilkins(029) 674-7037https://www.wilkinsengineering.com.au At Wilkins Engineering, we specialise in rebuilding and modifying car engines both for motorsport and road and restoration. Based in our fully equipped workshops in Seven Hills in NSW Australia, we have over 30 years of engine rebuilding experience.