The item For Suzuki GSXR750 Mikuni RS Flatslides 38mm. This spacing fits Z900/1000/1100, GSX1100, GSXR1100 oil cooled, GSXR750 85 to 91, GSF1200 Bandit. For suzuki gsxr750 mikuni rs flatslides 38mm. rs38-d19-k 85-91 oil cooled models new mikuni 36mm rs flatslide smoothbore race carbs.