John byob's Recent Activity

  1. John byob posted a new thread.

    KB block Sleeve Question

    Hi my sleeves are too loose. Sleeve OD is 4.59 5.61 and 4.62 and is a 3 step sleeve.. is there sleeves slightly bigger or will I have to...

    Forum: PSI Superchargers Tech Questions

    Apr 29, 2024 at 10:46 PM