I Have A Set Of Msd 50's And A Tci 3000 Stall Streetfighter Converter For Sell. The Injecter's And Stall Converter Have About 200 Miles On Them. I Went To A Different Set-up, So I Must Sell Them Also Have 3 72's And 3 83's Seimans Injecter's Also. I Do Have A Thumbwheel Chip For The 50's Also. If Anyone Is Interested Give Me A Call At 323-385-3098 Kevin, Or E-mail Me. Thanks!