So that the valve train ✅ works without any problems, all contributing parts have to be coordinated and very resistant, because extreme temperatures prevail while the combustion process. At our company you can also find the suitable parts for a properly organized valve control for your BMW R100 models. We offer inlet valves in 38mm for BMW R60/5 /6 /7, 42 mm for R2V models up to R75/5 and 44 mm for R2V models. Exhaust valves have to tolerate higher temperatures as the inlet valves. Therefore they are, besides hard chrome-plated shafts and hardened shaft ends, additionally Stellit-armoured. Here you receive exhaust valves 34 mm for the BMW R60/5 /6 /7 and 38 mm for R2V models. The 40 mm exhaust valves are for 45 degrees and 30 degrees. Valve guide, valve spring, valve spring retainers and the valve spring piece obviously includes to the valve. All parts are suitable for R2V models. The keeper and the spring plates are not suitable for R45 and R65.