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Other aircraft modifications

STC SE3330NM

FAA DRS lists SE3330NM as Current 路 Reissued, held by Real Gaskets Tennessee, for Continental Motors TSIO-520-B, Continental Motors TSIO-520-C, and Continental Motors TSIO-520-D, and 37 more aircraft configurations. Recorded change: Continental valve cover gasket. Snapshot dated June 30, 2026.

FAA-listed holder
Aircraft configurations
40
FAA revision date
FAA status
Current 路 Reissued

Recorded modification

What the FAA record covers

SE3330NM identifies the approval, recorded holder, named aircraft, and modification scope. It does not confirm kit availability, serial-number effectivity, data rights, price, or installation authority.

Applicability

Aircraft named in FAA DRS

Named aircraft: Continental Motors TSIO-520-B, Continental Motors TSIO-520-C, and Continental Motors TSIO-520-D, and 37 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

FAA record reference

STC number
SE3330NM
Product
Engine
Country
United States
Application date
December 30, 1985
Revision date
February 27, 2015
CFR references
Part 21, Part 33