Hey Aussie, are you making the "bolt on" style of backing plates similar/same to that Terry Haines made (if I understood correctly)? Do you think bolt on plates would work as well - I am a bit unclear as to how these plates actually function??

Thanks..

1999 Amazon Green SVT Contour (#554/2760)
Stock SVT Duratec V6 with:
Intake- K&N filter/75mm MAF meter
Exhaust- MSDS Y-pipe/Bassani catback
Durability-Ford "dual mode" damper, Mobil 1/K&N oil filter
179.2 FWHP at 6900 RPM