The U.S. aircraft register, updated daily
Approved modifications · supplemental type certificate · current · issued

SA01944CH (1 OF 2)

Modify airplane to fly on unleaded automotive gasoline, 87 minimum antiknock index, per ASTM Specification D-439 or D-4818 of any volatility class, A through E, or 82UL AVGAS per ASTM D-6227. Held by Experimental Aircraft Association INC., which holds 3 approved modifications in all. Last revised March 5, 2004. System: other and general.

What it applies to

Kind of product
Aircraft
Design holder
Aeronca Aircraft Corporation; Aeronca Aircraft Corporation; Aeronca Aircraft Corporation; Aeronca Aircraft Corporation; Aeronca Aircraft Corporation; Aeronca Aircraft Corporation; American Champion Aircraft Corp.; American Champion Aircraft Corp.; American Champion Aircraft Corp.; American Champion Aircraft Corp.; American Champion Aircraft Corp.; American Champion Aircraft Corp.; American Champion Aircraft Corp.; American Champion Aircraft Corp.; American Champion Aircraft Corp.; American Champion Aircraft Corp.; American Champion Aircraft Corp.; American Champion Aircraft Corp.; American Champion Aircraft Corp.; American Champion Aircraft Corp.; American Champion Aircraft Corp.; American Champion Aircraft Corp.; American Champion Aircraft Corp.; American Champion Aircraft Corp.; American Champion Aircraft Corp.; American Champion Aircraft Corp.; American Champion Aircraft Corp.; American Champion Aircraft Corp.; Commonwealth Aircraft Inc.; Commonwealth Aircraft Inc.; Commonwealth Aircraft Inc.; Interstate Engineering & Type Design Company Inc.; Interstate Engineering & Type Design Company Inc.; Interstate Engineering & Type Design Company Inc.; Luscombe Aircraft Corporation; The Don Luscombe Aviation History Foundation Inc.; The Don Luscombe Aviation History Foundation Inc.; The Don Luscombe Aviation History Foundation Inc.; The Don Luscombe Aviation History Foundation Inc.; The Don Luscombe Aviation History Foundation Inc.; The Don Luscombe Aviation History Foundation Inc.; The Don Luscombe Aviation History Foundation Inc.; The Don Luscombe Aviation History Foundation Inc.; Maule Aerospace Technology Inc.; Maule Aerospace Technology Inc.; Maule Aerospace Technology Inc.; Maule Aerospace Technology Inc.; Maule Aerospace Technology Inc.; Maule Aerospace Technology Inc.; Maule Aerospace Technology Inc.; Maule Aerospace Technology Inc.; Maule Aerospace Technology Inc.; Maule Aerospace Technology Inc.; Maule Aerospace Technology Inc.; Maule Aerospace Technology Inc.; Maule Aerospace Technology Inc.; Maule Aerospace Technology Inc.; Maule Aerospace Technology Inc.; Maule Aerospace Technology Inc.; McClish Thomas H.; Mooney Mite Aircraft Corporation; Mooney Mite Aircraft Corporation; Mooney Mite Aircraft Corporation; Mooney Mite Aircraft Corporation; Morrisey Aviation Inc.; Raytheon Aircraft Company; Raytheon Aircraft Company; Raytheon Aircraft Company; Raytheon Aircraft Company; Raytheon Aircraft Company; Raytheon Aircraft Company; Raytheon Aircraft Company; Raytheon Aircraft Company; Raytheon Aircraft Company; Regal Air Inc.; Regal Air Inc.; Regal Air Inc.; Regal Air Inc.; Regal Air Inc.; Regal Air Inc.; Rogers Burl A.; Tiger Aircraft LLC; Tiger Aircraft LLC; Tiger Aircraft LLC; Tiger Aircraft LLC; Tiger Aircraft LLC; Tiger Aircraft LLC; Tiger Aircraft LLC; Tiger Aircraft LLC; Rankin Joe; Rankin Joe; Rankin Joe; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company; The Cessna Aircraft Company
Models
50-TC, 65-TAC (Army L-3E), 65-TC (Army L-3J), O-58A (Army L-3A), O-58B (Army L-3B; L-3C), SO-58B, 7AC, 7ACA, 7BCM (Army L-16A), 7CCM (Army L-16B), 7DC, 7EC, 7ECA, 7FC, 7GC, 7GCA, 7GCB, 7GCBA, 7GCBC, 7HC, 7KC, 7KCAB, S7AC, S7CCM, S7DC, S7EC, 11CC, S11CC, 175, 180, 185, S-1A, S-1B1 (Army L-6; XL-6), S-1B2, 11A, 8, 8A, 8B, 8C, 8D, 8E, 8F, T-8F, Bee Dee M-4, M-4, M-4-180C, M-4-180S, M-4-180T, M-4-210, M-4-210C, M-4-210S, M-4-210T, M-4-220, M-4-220C, M-4-220S, M-4-220T, M-4C, M-4S, M-4T, B85C, M-18C, M-18C 55, M-18L, M-18LA, 2000C, 35, 35R, A35, B35, C35, D35, E35, F35, G35, 305B, 305E, 305A,...
Type certificates
A-728, A-728, A-728, A-751, A-751, A-751, A-759, A-759, A-759, A-759, A-759, A-759, A-759, A-759, A-759, A-759, A-759, A-759, A-759, A-759, A-759, A-759, A-759, A-759, A-759, A-759, A-796, A-796, A-729, A-729, A-729, A-737, A-754, A-754, A-804, A-694, A-694, A-694, A-694, A-694, A-694, A-694, A-694, 3A23, 3A23, 3A23, 3A23, 3A23, 3A23, 3A23, 3A23, 3A23, 3A23, 3A23, 3A23, 3A23, 3A23, 3A23, 3A23, A-715, A-803, A-803, A-803, A-803, 4A14, A-777, A-777, A-777, A-777, A-777, A-777, A-777, A-777, A-777, 3A14, 3A14, 5A5, 5A5, 5A5, 5A5, A-802, A11EA, A11EA, A11EA, A11EA, A16EA, A16EA, A16EA, A16EA, A-720, A-720, A-720, 3A12, 3A12, 3A12, 3A12, 3A12, 3A12, 3A12, 3A12, 3A12, 3A12, 3A12, 3A12, 3A12, 3A13, 3A13, 3A13, 3A13, 3A13, 3A13, 3A13, 3A13, 3A13, 3A13, 3A13, 3A13, 3A13, 3A13, 3A13, 3A17, 3A17, 3A17, 3A17, 3A17, 3A19, 3A19, 3A19, 3A19, 3A19, 3A19, 3A19, 3A19, 3A19, 3A19, 3A19, 3A19, 3A19, 3A19, 3A19, 5A2, 5A6, 5A6, 5A6, 5A6, 5A6, 5A6, 5A6, 5A6, 5A6, 5A6, 5A6, A-768, A-768, A-799, A-799, A-799, A13CE
On this site
Aeronca 11 Chief 740 registered
Aeronca 15 162 registered
Aeronca 50 14 registered
Aeronca 65 Chief and Super Chief 376 registered
Aeronca 7 Champion (Champ) 2,355 registered
Aeronca S11 9 registered
Aeronca S7 7 registered
American Champion Aircraft 7 Citabria and Champ 429 registered
American Champion Aircraft 8 Decathlon and Scout 668 registered
American General Acft Corp AG5 114 registered
American AA-1 179 registered
American AA-5 127 registered
Cessna A152 48 registered
Cessna P172 23 registered
Champion 7 Citabria and Champ 1,452 registered
Maule M-4 207 registered
Mooney M-18 98 registered
Porterfield CP-65 19 registered
The FAA's record
On the FAA's site

What an approved modification is

A supplemental type certificate is the FAA's approval of a change to a certified design: a new engine or propeller, avionics, an autopilot, floats, a parachute, a larger fuel tank, an ice-protection kit. The company holding it may sell the kit and the paperwork to owners of the listed models; the modification then becomes part of that aircraft's record. The FAA's list says what was approved and for which models, not how many aircraft carry it.

Source: FAA supplemental type certificates (Dynamic Regulatory System). Register counts from the FAA register of October 7, 2026.