Z-28 MkII - Dr. Z Package
This is a Dr Z factory retube kit for the Z-28 MkII tube amp.
V1: NOS Winged C EF-86, V2: EHX 12ax7LPS, V3-4: Sovtek 5881 (matched pair), V5: Psvane 5AR4
Note: the original power tubes are branded BT-5881. These are relabeled Sovtek 5881/6L6WGC tubes. These are the same electrically as 5881WXT tubes we provide. The only difference is the base style.