I second the Magnacharger, had my on since Oct. I am pullied for 9.5 lbs wtih a cai , LT's' 1 piece ds and 3200-3400 PTC stall convertor. On one of the forums a member is making 525 rwhp with a pullied Maggie, over size crank pulley 10% , Ford Hot Rod cams, 62mm tb and LT's, OH he also had a...