SMH. There are members here that are deep into hands on experience with material, design, machining, fabrication, and book knowledge...we just don't need to post about it or brag
Weight and friction are things to pay attention to. There are so many details that go into a fast drag bike. I'm an all or nothing attitude...starting with simple nuts and bolts...if you want light weight and don't have all TI and aluminum hardware you are half stepping things
All this talk about machining aluminum parts to have lighter options, but do any of you know how much the OEM shift drum weighs? Its cast heat treated and hollow. Very strong and light. There's also other things that can be done to the trans to improve things besides machining
I wasn't going to get into this but that is true. Material knowledge and application knowledge is key. So many people don't have the knowledge of either