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DataBases updated: Apr 4th, 2025
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STC Holder: Circle Machine Company

The Aviation DataBase -- STC Selection System
Aviation DataSource, Inc.

No. of STCs: 1

STC Holder: Circle Machine Company
Address: 1323 South Shamrock Ave, Monrovia, CA 91016, United States
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STC No.: SE99WEStatus: CurrentApp Date: Rev Date: 01/09/1981
TC Nos.: E1CE,
Models:
Teledyne Continental Motors:
IO-360-A, IO-360-C, IO-360-D, IO-360-DB, IO-360-G, IO-360-GB, IO-360-H, IO-360-J, IO-360-JB, IO-360-K, IO-360-KB
ACO: AIR-770: West Certification Branch LA
Installation of Equa-Flo fuel/air induction system.