STC SA5223NM

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SA5223NM This certificate issued to: Engine Technologies, Inc.

400 Airport Road Ada, OK 74820 Part 3 of the Civil Air Regulations.

Original Product Type Certificate Number : ЗА15 Make: Beech Model: 35-C33A; 36; A36; E33A; F33A; G33, G36, S35, V35, V35A, V35B, A36TC, B36TC Description of Type Design Change: Installation of modified Teledyne Continental engine equipped with turbonormalizing system, optional oxygen system, and optional Hartzell PHC-C3YF-1RF/F8068 propeller in accordance with Tornado Alley Turbo Drawing List Number TAT-B-MDL, Rev NC, dated September 29, 1999, or later FAA approved revision.

Limitations and Conditions: 1. Installation of STC SES222NM is required.

2. This STC is approved for installation on aircraft; which have the aftermarket Teledyne Continental IO-550 B engine and Beech Aircraft Corp. engine mounts P/N 35-910027-3, 35-910027-5, 35-910027-9, 35-910027-11, installed in accordance with STC SA2200SW.

Date of Application: March 21, 1991 Date Reissued: 7/13/92; 1/23/97; 10/16/98 Falo of issuance : August 22, 1991 Date Amended: 3/11/92; 6/21/94; 7/25/94; 10/28/99;

8/31/00; 8/15/03; 5/26/04; 6/20/05; 2/3/06, Rev. 9 FEDERAL AVIATION nistrator * (Signature) POMNISTRATIO 1. Frances Cox Manager Special Certification Southwest Region (Title) 47

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number: SA523 NM Date of Issuance: August 22, 1991 Date Amended: June 27, 2005 Limitations and Conditions: (Continued):

3. This STC is approved for Beech Model 36 and A36 aircraft; which have the aftermarket Teledyne Continental IO- 550-B engine installed in accordance with STC SA1835SO.

4. This STC is approved for Beech Models V35, V35A, V3SB, S35, E33A, 35-C33A, F33A; which have the aftermarket Teledyne Continental IO-550-B engine (derated to 285 HP) installed in accordance with STC SA1835SO (Requires AFMS-550-C).

5. This STC is approved for Beech Models V35, V35A, V35B, S35, E33A, 35-C33A, F33A, and Model 36 and Model A36 aircraft originally equipped with Teledyne Continental IO-520 engines, when that engine is replaced with a Teledyne Continental IO-550-B engine during the installation of this STC in accordance with the installation drawings of this STC and STC No. SE5222NM. This STC is approved for Beech Model G33 aircraft originally equipped with Teledyne Continental IO-470 engine, when that engine is replaced with a Teledyne Continental IO-520-B, 10-520-BA, IO-520-BB, or IO-550-B engine during the installation of this STC in accordance with the installation drawings of this STC and STC No. SES222NM. This STC is approved for Beech Model A36TC and B36TC aircraft originally equipped with Teledyne Continental TSIO-520-U or TSIO-520-UB engine, when that engine is replaced with a Teledyne Continental IO-550-B engine during the installation of this STC in accordance with the installation drawings of this STC and STC No. SE5222NM. The approval for installation of the Teledyne Continental IO-550-B engine under this paragraph 5 of this STC is limited to aircraft equipped with one of the following propellers:

McCauley: D3A32C409/82NDB model propellers in the 80" to 78" diameter range. The following operating limitation shall be affixed near the tachometer: CONTINUOUS PROPELLER OPERATION BETWEEN 2350 AND 2450 RPM AT 24 INCHES HG AND HIGHER MANIFOLD PRESSURE IS PROHIBITED".

D3A32C406/82NDB model propellers in the 80" to 78" diameter range. The following operating limitation shall be affixed near the tachometer: "CONTINUOUS PROPELLER OPERATION BETWEEN 2350 AND 2450 RPM AT 24 INCHES HG AND HIGHER MANIFOLD PRESSURE IS PROHIBITEDi 3A32C76/82NB in the 80" to 78.5" diameter range provided the IO-550-B engine is derated from 300 HP at 2700 RPM to 285 HP at 2700 RPM and 27.7" Hg of manifold pressure having 2-6", 1-5" and 1-4" order crankshaft dampers installed. The following operating limitation shall be affixed near the manifold pressure gage: "DO NOT EXCEED 27.7" MANIFOLD PRESSURE AT SEA LEVEL" Hartzell: PHC-C3YF-1RF/F8468A-6R with propeller diameter limits of 80 to 77 inches, when installed with the Raytheon/Beech Aircraft Models 0330, 0350, and 0360 equipped with Teledyne Continental Engine Models IO-520-B, -BA, -BB rated at 285 HP at 2700 RPM and the I0-550-B rated at 300 HP at 2700 RPM.

FAA Form 8110-2-1 (10-69) Page 3 of 6

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) The approval for installation of the Teledyne Continental IO-520-B, IO-520-BA, or IO-520-BB engine on the G33 under this paragraph 5 of this STC is limited to aircraft equipped with one of the following propellers:

McCauley: 2A36C23/84B-0 with propeller diameter limits of 84" to 82" 3A32C76/82NB with propeller diameter limits of 80" to 78.5" 3A32C406-X/X-82NDB-2 with propeller diameter limits of 80" to 78.5" Hartzell: PHC-A3VF-4/V8433-2R or -4R with propeller diameter limits of 82" to 78.25" PHC-C3YF-1RF/F8468A-6R with propeller diameter limits of 80" to 77" All aircraft listed in this STC equipped with Teledyne Continental IO-520B, 10-520BA, IO-520-BB, or 10-550-B engine installed per this STC in accordance with the installation drawings of this STC and STC No. SE5222NM may use the following propeller:

Hartzell: PHC-C3YF-1RF/F8068 with propeller diameter limits of 82" to 78" Note: Other STCs (SA2200SW, SA1835SO) listed in this STC which approve installation of 10-550B engines in models of aircraft approved for this STC may authorize other propeller installations, and those propellers may be used when installed pursuant to those STCs and are not excluded merely because they are not on the list of approved

6. An increase in maximum take off weight is allowed on certain models with certain equipment combinations installed.

The required AFMS for each model is listed in the following chart:

Model Engine Intercooler Fuel Injectors Baffle and Maximum Required AFMS Louver Take Off/ Changes Landing Weight S35 IO-520-B Generation I Stock TCM or None, As listed in AFMS-520 dated August 22, V35 IO-520-BA Or Balanced Flow #2, or #6, TCDS 3A15 or 1991, or later FAA approved V35A IO-520-BB Generation II GAMIjectors or both #2 other STC revision V3SB or Rammer and #6 S35 IO-550-B Generation I Stock TCM or None, As listed in AFMS-550 dated August 22, V35 or Balanced Flow #2, or #6, TCDS 3A15 or 1991, or later FAA approved V35A Generation II GAMIjectors or both #2 other STC revision V35B or Rammer and #6 S35 IO-550-B Generation I Stock TCM or None, As listed in AFMS-550 C dated July 25, V35 derated to Or Balanced Flow #2, or #6, TCDS 3A15 or 1994, or later FAA approved V35A 285 HP per Generation II GAMIjectors or both #2 other STC revision V35B STC or Rammer and #6 35-C3ЗА SA1835SO ЕЗЗА F33A

FAA Form 8110-2-1(10-69) Page 4 of 6

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuatian Sheet) Model Engine Intercooler Fuel Injectors Baffle and Maximum Required AFMS Louver Take Off/ Changes Landing Weight 35-C3ЗА IO-520-B Generation I Stock TCM or None, As listed in AFMS-520 dated August 22, ЕЗЗА IO-520-BA or Balanced Flow #2, or #6, TCDS 3A15 or 1991, or later FAA approved G33 IO-520-BB Generation II GAMIjectors or both #2 other STC revision F33A and #6 36 А36 35-C33А I0-550-B Generation I Stock TCM or None, As listed in AFMS-550 dated August 22, Е33А or Balanced Flow #2, or #6, TCDS 3A15 or 1991, or later FAA approved G33 Generation II GAMIjectors or both #2 other STC revision F33A and #6 36 А36 35-C33А IO-550-B Rammer Balanced Flow #2 and #6 3642/3600 AFMS-550 dated May 26, ЕЗЗА GAMIjectors w/access 2004, or later FAA approved pnl louvers revision G33 10-550-B Rammer Balanced Flow #2 and #6 3789/3600 AFMS-550 dated May 26, GAMIjectors w/access 2004, or later FAA approved pnl louvers revision F33A IO-550-B Rammer Balanced Flow #2 and #6 3754/3600 AFMS-550 dated May 26, GAMIjectors w/access 2004, or later FAA approved pni louvers revision 36 IO-550-B Rammer Balanced Flow #2 and #6 4000/4000 AFMS-550 dated May 26, А36 GAMIjectors w/access 2004, or later FAA approved pnl louvers revision A36TC IO-550-B Rammer Balanced Flow #2 and #6 4000/4000 AFMS-550 dated May 26, GAMIjectors w/access 2004, or later FAA approved pnl louvers revision B36TC IO-550-B Rammer Balanced Flow #2 and #6 4042/3850 AFMS-550-B36TC dated GAMIjectors w/access Aug. 22, 2003, or later FAA pnl louvers approved revision G36 IO-550-B Kammer Balanced Flow #2 and #6 4000/4000 AFMS-550 dated Feb. 3, GAMIjectors w/access 2006, or later FAA approved prl louvers revision Note: The IO-550-B engine, Rammer Intercooler, Balanced Flow GAMIjectors, the #2 Baffle Mod, the #6 Baffle Mod and louvered engine access panels must all be installed to be eligible for a gross weight increase on 35-C33A, E33A, F33A, G33, G36, 36, A36, A36TC, and B36TC. The S35, V35, V35A, and V35B are not eligible for a gross weight increase. Engines converted from IO-520 to IO-550 pursuant to paragraph 7 below, qualify as an IO-550-B for the purpose of this eligibility table. Aircraft with installed 1O-550-B engines that are derated in MP below 29.6 Hg because of propeller or other limitations of their respective ST's are not eligible for a gross weight increase under this STC.

FAA Form 8110-2-1(10-69) Page 5 of 6 This cert icate may be transferred in acco, ance with FAR 21.47

7. For those aircraft for which the installation of an 10-550-B with turbonormalizing system is approved under this STC, the installation of an IO-520 modified pursuant to STC No. SE09979SC (Ultimate Engines), SE09997SC (Barrett Performance Aircraft), SE01791LA (Ameritech Industries, Inc.), or SE02881AT (AvPower, LLC) is also approved.

These engines have data plates re-stamped and bear the following designation: 10-550-B/UE (Ultimate Engines) and IO-550-B/BP (Barrett Performance Aircraft), 10-550-B-EE (Ameritech Industries, Inc.) and IO-550-B-AP (AvPower, LLC) respectively.

8. All aircraft listed in the STC are eligible for a built-in oxygen dispensing system installed in accordance with the installation instructions and drawings of this STC.

9. FAA Approved Airplane Flight Manual Supplements as detailed in the table in paragraph 6, above, are required.

10. Approval of this change in type design applies to the above model aircraft only. This approval should not be extended to aircraft of this model on which other previously approved modifications are incorporated unless it is determined that the interrelationship between this change and any of those other previously approved modifications, including changes in type design, will introduce no adverse effect upon the airworthiness of that aircraft. A copy of this Certificate, Continuation Sheet, and the appropriate FAA Flight Manual Supplement as listed in the table in paragraph 6, above, or later approved revision must be maintained as part of the permanent records for the modified aircraft.

The installer must determine whether this design change is compatible with previously approved modifications. If the holder agrees to permit another person to use this certificate to alter a product, the holder must give the other person written evidence of that permission.

End

FAA Form 8210-2-1(10-69) Page 6 of 6