Posted: Wed Oct 21, 2009 11:10 am
or a turbo m50 
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First off, I suggest you try grippier pads on your e21, you can be surprised. The original calipers are not bad at all. In fact the Porsche 914 crowd uses them as an upgrade. Rotors though are the weak point. Too small and not much cooling.Jacko wrote:Can i ask how much these cost please?
I replied to your email. Also, let me know what size of pistons are in your front Superlite calipers. They are available in 1.12" -, 1.25" - 1.38" - 1.63" and 1.75" and you already know they should be properly sized for your application if you want to keep brake balance between front and rear. The front lock-up might therefore be a problem with piston sizing. And it will reduce the overall efficiency of your brakes as the rear end doesn't work as much as it should.Jacko wrote: The calipers seem pretty good, but grip the disk too hard and lock up pretty easy.