Originally Posted by deeman
You just need the Nitro TC3 steering rack. There's a parts set for it that comes in 2 or 3 bags. To make it work on the TC3 tub chassis, you have to do some fileing of the support castings near the current steering rack. If your doing it on a carbon chassis like IRS or BMI then you just need to drill some new mounting holes in the right position.
Actually, the BMI will accept the nitro rack
without any modifications...all holes have been drilled for you.