I bought my 46mm wastegate from a ricer tuner company. No fitment issues. It is mounted on B&B header system. The "fitment" issue is mute because it is so frickin' easy to remove the wastegate and swing it out of the way when adjusting the exhaust valves. The intakes should be so easy!
'85 930 Factory Special Wishes Flachbau
Werk I Zuffenhausen 3.3l/330BHP Engine with Sonderwunsch Cams, FabSpeed Headers, Kokeln IC, Twin Plugged Electromotive Crankfire, Tial Wastegate(0.8 Bar), K27 Hybrid Turbo, Ruf Twin-tip Muffler, 8:41 R&P