Marshall 800 50W British Standard - JJ Tube Set

JJ Electronic replacement tubes kit for the Marshall 800, MA50, Models 1986, 1987, 2204, 2520, 2553, 2554, 2558 Jubilee, 4010, 4104, early Marshall 50W amps and 50W Mark II amps. This kit is for the models that shipped with 6550 tubes from the factory. Special selection set using KT66 tubes for punch, sweet mids and full bottom end. The set includes the following tubes:

2x JJ ECC83S

1x JJ ECC83S Balanced

2x JJ KT66 Platinum Matched