Marshall 800 100W Classic V1 - EH Tube Set
Electro Harmonix replacement tubes kit for the Marshall 800, MA50, Models 1986, 1987, 2204, 2520, 2553, 2554, 2558 Jubilee, 4010, 4104, early Marshall 100W amps and 100W Mark II amps which shipped from the factory with 6550 tubes. V1 Set. 1x JJ ECC803S, 1x 12AX7 EH, 1x 12AX7 EH Balanced, 4x 6550 EH Platinum Matched.