DynoSim5 sets new standards for accuracy and ease-of-use in engine simulations. This redesigned software from ProRacing Sim incorporates powerful, new simulation technology that accurately models a virtually unlimited range of engine component combinations. Compatible with any Windows equipped PC, DynoSim5 lets you build and dyno-test any street performance or racing engine in seconds – you’ll know what works before you buy the first part. DynoSim5 now includes combustion modeling, advanced rocker-ratio math, ignition curve modeling, new graphs and data displays, higher accuracy and much more. DynoSim5™ allows professional racers and street enthusiasts to model and test V-blocks, in-lines, domestics, sport compacts and any other 1- to 12-cylinder, 4-cycle, and piston engine. This comprehensive simulation also tests and optimizes turbocharged, supercharged, nitrous-injected and alternate-fueled engines. Plus, DynoSim5 includes an exclusive Pro-Iterator Technology that automatically finds the best parts for any setup. For more information call 901-259-2355 or go online at www.proracingsim.com.