Converter brand, cost$$$$ and how close was req. stall

Thanks every one.

so if I'm willing to spend at least $500 on a converter, and proper info, it will be what i ask...........

Or is there other brand that have not been so good?

Kevin D.: Called PTC converters talked to Tim.Told him I wanted 4200 converter.Got it foot braked to 3000 rpm flashed to 4200.Dead on the money.$500.00 exactly what I wanted,Kevin.
Kevin give me you definition of foot brake stall
and Flashed stall?