can anyone tell me if this bypass valve is the repairable (re-stretch the spring to 27mm) or the non-repairable type. I copied this listing from another thread

MB# 6010700146
http://catalog.peachparts.com/item.wws?sku=6010700146

Application list:

OM601. 911, 912, 921, 940, 941

OM602. 911, 912, 930, 931, 938, 939, 940, 941, 942, 946, 947, 948, 961, 962, 990, 991, 993

OM603. 912, 913, 931, 960, 961, 962, 963, 970, 971, 972

OM616.963

OM661.911

OM662.911