2/3 HTG 4cyl Scott Turner tuning for 400 tweaked fuel/ timing to 376 HP then twin MSD ignitions (necessary to fire quad at 90 degrees) pickup failed causing misfire then we had to stop because no spare pickups were available..2/4 private test 9-12 Intimidator Jim...

compare stock vs shimmed cyls, stock vs D&D y pipe, stock pipe vs D&D single pipe