Supertech High Performance Engine Valves, Springs, Valve Accessories, Pistons and Block Guards Cam Follower for BMW / 33mm x 26mm x 3,0mm Supertech Cam Follower CF-33/3.0 Solid tappet 33mm x 26mm x 3,0mm Diameter: 33,00mm Length: 26,00mm Post thickness: 3,0mm Weight: 33,2 g Fits: BMW The Cam Follower were designed using the newest CAD software and finite element method (FEM) to gain victory in the most demanding applications like long distance racing, street racing or drag racing. They can not be compared to low-priced or stock Cam Followers because they are made from higher quality materials and coating and a high level production process which is usually just available in professional formula 1 level. The used material is an airspace certified chrome-molybdenum-vanadium alloy. This alloy is a much stronger material than serial production Cam Follower are made of.