- Sep 29, 2004
- 51
- 0
- 6
Guys I found this one 5.0resto
http://www.latemodelrestoration.com/iwwida.pvx?;item?item_no=PP-54155K 1&comp=LRS
With a mac o/r X pipe, mangapack catback, underdrive pulleys, and a steeda high flow intake would a 75mm be too much or would I lose any horsepower. Should I go 70mm or 75mm? what would be the difference?
http://www.latemodelrestoration.com/iwwida.pvx?;item?item_no=PP-54155K 1&comp=LRS
With a mac o/r X pipe, mangapack catback, underdrive pulleys, and a steeda high flow intake would a 75mm be too much or would I lose any horsepower. Should I go 70mm or 75mm? what would be the difference?