STC SE01949AT

Supplemental type certificate · K-Aero

Holder: K-Aero · United States
Status: Current · Issued
Status date: July 12, 1999
Product: Engine
Certification basis: Part 21
Data sheet: TCDSE-295

From FAA DRS. DRS record last changed December 6, 2025.

What it approves

Engine modification to convert Lycoming model O-540-D4A5 and install engine turbonormalization systme which includes 2 ea. Rotomaster model 30T5FF10J2 turbochargers (part number 600572-00) and 1 ea. Harrison Intercooler (part number KA-128).

ADs that name this STC · 1

An AD can apply because an STC is installed, or mention one in its text.

AD 2002-19-03Crankshaft · Lycoming Engines IO-540-A1A5, IO-540-AA1A5, IO-540-AA1B5 and 81 moreEffective Sep 20, 2002 · Supersedes AD 2002-17-53 · Named in the applicability

Approved models · 1

Make	Model	Data sheet
Textron Lycoming AVCO Corporation	O-540-E4A5	E-295