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Engine and powerplant

STC SE01652WI

FAA DRS lists SE01652WI as Current · Issued, held by Radial Engines Ltd, for Air Repair L-4, Air Repair L-4 Series, and Air Repair L-6 Series, and 7 more aircraft configurations. Recorded change: Modification of engine to replace contact points and condenser controlled Bendix Scintilla WL-7A battery timer (distributor) with an electronically controlled WL-7A-M battery timer. Snapshot dated June 30, 2026.

FAA-listed holder
Radial Engines Ltd
Aircraft configurations
10
FAA revision date
FAA status
Current · Issued

Recorded modification

What the FAA record covers

Modification of engine to replace contact points and condenser controlled Bendix Scintilla WL-7A battery timer (distributor) with an electronically controlled WL-7A-M battery timer.

SE01652WI 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: Air Repair L-4, Air Repair L-4 Series, and Air Repair L-6 Series, and 7 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Air Repair L-4TC 121Air Repair L-4 SeriesTC 121Air Repair L-6 SeriesTC 195Air Repair R-755A1E-237Air Repair R-755A2E-237Air Repair R-755B1E-237Air Repair R-755B2E-237Air Repair R-755SE1SWTeledyne Continental Motors W670-23E-162
Teledyne Continental Motors W670-ME-162

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Air Repair L-4 and Air Repair L-4 Series, and 8 more aircraft configurations model, serial range, and configuration?
  2. 02Which powerplant configuration, limits, instruments, and maintenance data apply?
  3. 03Who can legally supply the design data, kit, instructions, and ICAs?
  4. 04What parts, labor, conformity, and return-to-service work are excluded?

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