Has anybody used this?

[philly boy 215 10+ year member]

Has anybody used this? And is it accurate?

http://www.accelerator-pedal.com/ported-box.asp

Click to read more...

 

[hoodkid 10+ year member]

IMO it's kind of off get a real program

 

[HemiDevil 10+ year member]

I used it as a baseline for my setup in combination with a couple of other sites related to box building. I would have to say it's pretty accurate but there is better stuff out there. Box volume calculation seems OK but I used another site for calculating port tuning.

HD