The RACE Systems FREE Performance Calculator:

Here's a handy software utility that will help you build your car correctly, save money, and prevent needless damage.   It is offered as A FREEWARE TOY and we make no warranty pertaining to accuracy.

It will calculate:

• Injector size necessary to support a set horsepower level.
• Fuel pump size needed to support a particular injector size and duty cycle.
• Effective injector size if running non-factory fuel pressure.
• FMU turn-on point.
• Supercharger Impeller RPM for most popular superchargers.
• Horsepower & Torque from 1/4mi track results.
• Much more!

Click HERE to download V1.0b

Note:  This software requires Windows 95 OSR2, Windows 98, or Windows NT.  If you experience difficulty or error messages pertaining to missing MSVBVM50.DLL, you do not have a recent version of windows.  The choices are to download MSVBVM50.DLL from Microsoft and place it in your \windows\system directory or install a newer version of Windows that comes with this DLL.

If you are lucky enough to have other problems, have a suggestion for future improvement to PerfCalc, or just need someone to talk to, click the CONTACT button and send me an email.

Byron