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Service Bulletins


Complete Listing

Alternator Breaker:
SK150-46

Stab Brackets:
SEB89-1

Governer plate:
S.I. 1438
page two

Valve Wobble/ Sticking:
S.I. 1425
SB 388

Prop Strike:
SB-533A

Muffler Bracket
removal se77-35
change se80-6

Control Safety Wire:
27-01r02

Oil Filter Addition:
SSP-885-1

Gear Mods:
SB72-26
SKK177-12
SKK177-20a
SKK177-31

Advisory Circulars:

AC 23-27 aging aircraft parts.