AC 36-1H

Advisory circular · Noise Levels for U.S. Certificated and Foreign Aircraft

Approved
May 25, 2012
Last reviewed
May 25, 2012
This change
Change 1 incorporated
Family
AC 36-1 · 2 versions
Revision
H, Change 1 Incorporated
14 CFR parts
36

Guidance, not mandatory unless a rule or AD requires it. DRS record last changed November 21, 2025.

Show pages 320–331
Page 332Open in PDF

APPENDIX 7 AIRCRAFT NOISE DATA FOR U.S. CERTIFICATED PROPELLER DRIVEN SMALL AIRPLANES (14 CFR PART 36, APPENDIX F) MANUFACTURER MTOW ENGINE DATA PROPELLER DATA NOISE LEVEL (dBA)

MODEL MLW (1000#) MFR, MODEL NO. SHP EXH MFR, MODEL DIAM (IN) BLADES PITCH RPM MdBA PC CdBA NOTES PIPER 3.92 LYCOMING 2 180 4 HARTZELL 74 2 2575 73.80 -2.30 71.5 PA-44-180T 3.80 TO-360-E1A6D HC-C2YR-2CUF FC766 V PIPER 4.10 CONTINENTAL 310 4 HARTZELL 80 2 74.50 0.00 74.5 PA-46-310P 3.90 TSIO-520-BE BHC-C2YF-1BF/F8052 V PIPER 4.30 LYCOMING 350 4 HARTZELL 80 2 2500 75.20 -0.50 74.7 PA-46-350P 4.10 TIO-540-AE2A HC-I2YR-1 V PIPER 5.49 LYCOMING 2 284 HARTZELL 78 3 2520 82.40 -2.40 80.0 PA-600A 5.49 IO-540-K1J5 HC-C3YR-2UF FG-848 V PIPER 5.97 LYCOMING 2 290 HARTZELL 78 2 81.50 -1.70 79.8 PA-601P 5.97 I0-540-S1A5/-P1A5 HC-C3YR-2/C8468-8R V PIPER 6.00 LYCOMING 2 290 4 HARTZELL 78 3 2425 81.90 -2.60 79.3 PA-602P 6.00 IO-540-AA1A5 HC-3YR-2UF/FC8468-8 V PIPER 6.32 LYCOMING 2 350 4 HARTZELL 76 3 2500 80.80 -1.90 78.9 PA-60-700P TIO-540-U2A HC-C3YR-2UF/FC7451 V SIAI MARCHETTI 2.43 AVCO LYCOMING 1 HARTZELL 76 2700 73.2 F-260C 2.43 AEIO-540-D4A5 HC-C2YK-1BF V SIAI MARCHETTI 7.50 ALLISON 2 HARTZELL 90 3 2030 74.3 SF 600 7.50 250-B17C HC-B3TF-7A/T10173-1 V SIAI MARCHETTI 2.56 ALLISON 320 4 HARTZELL 76 3 2030 77.00 -5.00 72.0 SF260 2.56 250-B17D HC-B3TF-7A SOCATA 2.54 LYCOMING 1 180 HARTZELL 74 2 2700 70.7 TB 10 2.41 O-360-A1-AD HC-C2YK-1BF/F 7666 V SOCATA 3.09 LYCOMING 1 250 HARTZELL 80 2 2575 74.0 TB 20 2.94 IO-540-C4D5D HC-C2YK-IBF/F 8477-4 V SOCATA 3.09 LYCOMING 1 310 HARTZELL 80 2 2575 75.4 TB 21 2.94 IO-540-AB1AD HC-C2YK-IBF/F 8477-4 V Page 19

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APPENDIX 7 AIRCRAFT NOISE DATA FOR U.S. CERTIFICATED PROPELLER DRIVEN SMALL AIRPLANES (14 CFR PART 36, APPENDIX F) MANUFACTURER MTOW ENGINE DATA PROPELLER DATA NOISE LEVEL (dBA) MLWMODEL MFR, MODEL NO. SHP EXH MFR, MODEL DIAM BLADES RPM MdBA PC CdBA NOTES

(1000#) (IN) PITCH SOCATA 2.34 LYCOMING 1 160 SENSENICH 74 2 2700 72.2 TB 9 2.34 O-320-D2A 74 DM 658-O-54 F TAYLORCRAFT 1.20 AVCO LYCOMING 1 118 3 HENDRICKSON 71 2 2500 72.60 -5.00 67.6 BC-12D 1.20 I0-360-E2A H73-A50 F TAYLORCRAFT 1.50 CONTINENTAL 1 100 5 MCCAULEY 69 2 2750 69.10 -0.70 68.4 F-19 1.50 0-200-A 1A105/SCM6950 F TAYLORCRAFT 1.50 LYCOMING 1 112 5 SENSENICH 71 2 2800 69.00 -0.20 68.8 F-21 1.50 0-235-L2C 72CK-0-50 F TRIDENT 3.80 TELEDYNE 1 232 7 HARTZELL 84 3 4000 78.20 -1.00 77.2 TR-1 3.80 TIARA 6-285-C4 HC-H3YF-3LF/FL-C96 V Page 20

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11/15/01 AC36-1H Appendix 7 Appendix 7 Notes 1 Maximum Takeoff Weight Greater Than 12,500 lb. - Aircraft Certificated To FAR Part 41 Or FAR Part 23 Commuter Category Exhaust Configurations (Reciprocating Engines) 1 Stub Pipes 2 Small Collector, Short Exhaust Pipe 3 Baffles In Collector and/or Cones In Exhaust Pipe 4 Turbine Or Turbocharger 5 Heat Muff 6 Collector Wraparound Manifold Straight Pipe 7 Manifold Muffler 8 Resonator Muffler Page 21

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11/15/01 AC36-1H Appendix 7

EQUATIONS FOR THE CALCULATION OF NOISE CERTIFICATION

LIMITS FOR PROPELLER DRIVEN SMALL AIRPLANES AND COMMUTER CATEGORY AIRPLANES 14 CFR PART 36, APPENDIX F NOISE LIMIT (dBA) Up To And Including 1,320 lb. 68 dB(A) ( W -1320)Over 1,320 lb. Up To And Including 3,300 lb. 68 +Ł dB(A)165 ł Over 3,300 lb. 80 dB(A) W = Takeoff Gross Weight In Pounds Page 22

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11/15/01 АC36-1H Appendix 7 NOISE CERTIFICATION REQUIREMENTS - FAR PART 36, APPENDIX F

PROPELLER DRIVEN SMALL AIRPLANES AND COMMUTER CATEGORY AIRPLANES 88 86 84 82 80 80 78 Noise Level (dBA) 76 74 72 70 68 66 64 62 60 2000 4000 6000 8000 10000 12000 14000 16000 18000 20000 Weight (Ibs) Page 23

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APPENDIX 8, CHANGE 1 AIRCRAFT NOISE DATA FOR U.S. CERTIFICATED PROPELLER DRIVEN SMALL AIRPLANES (14 CFR PART 36, APPENDIX G) MANUFACTURER MTOW ENGINE DATA PROPELLER DATA NOISE LEVEL (dBA) MODEL MLW (1000#) MFR, MODEL NO. SHP EXH MFR, MODEL DIAM (IN) BLADES PITCH RPM NOTES ADAM AIRCRAFT INDUSTRIES 7.00 CONTINENTAL 2 HARTZELL 3 2700 87.8 A500 6.75 TSIO-550-E PHC-H3YF-2UF/FC7693 V AGUSTA SpA 2.60 LYCOMING 1 260 HARTZELL 76 2 2700 79.3 F260 E 2.60 AEIO-540-D/E4A5 HC-C2YK-4F/FC8477-8 V AQUILA TECHNISCHE ENTWIC 1.65 ROTAX 1 MT-PROPELLER 2 2260 65.2 AT01 1.65 912 S3 MTV-21-A/175-05 V AVIAT 2.00 LYCOMING 1 SENSENICH 2 2700 75.2 A-1B (WITH ENG. OPT.) 2.00 0-320-D2A 74DM6S8-0-58 F AVIAT AIRCRAFT INC. 2.25 LYCOMING 1 HARTZELL 76 2 2700 80.2 9 A-1C-180 2.25 O-360-A1P HC-C2YK-1BF/F7666A F AVIAT AIRCRAFT INC. 2.25 LYCOMING 1 MT-PROPELLER 80.7 2 2600 80.2 9 A-1C-180 2.25 O-360-A1P (175 HP DE MTV-15-B/205-58 F AVIAT AIRCRAFT INC. 2.25 LYCOMING 1 HARTZELL 80 2 2600 80.2 9 A-1C-180 2.25 O-360-A1P (175 HP DE HC-C2YR-1BF/F8477-4 F AVIAT AIRCRAFT INC. 2.25 LYCOMING 1 HARTZELL 80 2 2700 80.1 9 A-1C-200 2.25 IO-360-A1D6 HC-C2YR-1BF/F8477-4 F AVIAT AIRCRAFT INC. 2.25 LYCOMING 1 MT-PROPELLER 80.7 2 2650 82.8 9 A-1C-200 2.25 IO-360-A1D6 (196 HP D MTV-15-B/205-58 F CESSNA 2.30 THIELERT 1 MT-PROPELLER 3 2300 77.0 172K,L,&M (THIELERT STC ST0 2.30 TAE 125-01 MTV-6-A/187-129 V CESSNA 2.45 THIELERT 1 MT-PROPELLER 3 2300 70.9 172K,L,,M&P (THIELERT STC ST 2.45 TAE 125-01 MTV-6-A/187-129 V CESSNA 2.30 THIELERT 1 MT-PROPELLER 3 2300 75.7 172N&P (THIELERT STC ST0130 2.30 TAE 125-01 MTV-6-A/187-129 V CESSNA 2.45 LYCOMING 1 152.6 8 MCCAULEY 75 2 2210 73.3 172R 2.45 IO360-L2A 1C235LFA/7570 F Page 1

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APPENDIX 8, CHANGE 1 AIRCRAFT NOISE DATA FOR U.S. CERTIFICATED PROPELLER DRIVEN SMALL AIRPLANES (14 CFR PART 36, APPENDIX G) MANUFACTURER MTOW ENGINE DATA PROPELLER DATA NOISE LEVEL (dBA) MODEL MLW (1000#) MFR, MODEL NO. SHP EXH MFR, MODEL DIAM (IN) BLADES PITCH RPM NOTES CESSNA 2.30 THIELERT 1 MT-PROPELLER 3 2300 77.4 172R&S (THIELERT STC ST0130 2.30 TAE 125-01 MTV-6-A/187-129 V CESSNA 2.45 THIELERT 1 MT-PROPELLER 3 2300 71.3 172R&S (THIELERT STC ST0130 2.45 TAE 125-01 MTV-6-A/187-129 V CESSNA 2.95 CONTINENTAL TCM 1 HARTZELL 80 3 2700 77.8 182Q (BONAIRE STC# SA01218A 2.95 IO-550D PHC-G3YF-1RF/F8468 V CESSNA 3.10 LYCOMING 1 221.3 8 MCCAULEY 82 2 2400 79.7 182S 3.10 IO-540-AB1A5 B2D34C235/90DKB-8 V CESSNA 3.10 LYCOMING 1 229.3 8 MCCAULEY 79 3 2400 77.7 182S 3.10 IO-540-AB1A5 B3D36C431/80VSA-1 V CESSNA 3.60 LYCOMING 1 300 8 MCCAULEY 79 3 2700 84.5 206H 3.60 IO-540-X144 XB3D36C432-X/G80VS V CESSNA 3.60 LYCOMING 1 MCCAULEY 79 3 2500 79.6 206H 3.60 IO-580-AIA B3D36C432/80VSA-1 V CESSNA 3.60 LYCOMING 1 300 8 CESSNA 79 3 2500 79.8 206H 3.60 IO-580-X130 P4327345-01 V CESSNA 8.00 PRATT & WHITNEY 1 675 2 MCCAULEY 106 3 1900 79.0 208 8.00 PT6A-114A 3GFR34C703-106GA V CESSNA 8.00 PRATT & WHITNEY 1 600 MCCAULEY 106 3 1900 81.6 208/208A 8.00 PT6A-114 3GFR34C703-X/X-106G V CESSNA 8.75 PRATT & WHITNEY 1 600 MCCAULEY 106 3 1900 84.2 208B 8.75 PT6A-114 3GFR34C703-X/X-106G V CESSNA 8.75 PRATT & WHITNEY 1 675 HARTZELL 100 3 1900 80.1 208B 8.75 PT6A-114A HCBCMN3/M10083 V CESSNA 8.75 PRATT & WHITNEY 1 675 MCCAULEY 106 3 1900 82.7 208B 8.75 PT6A-114A 3GFR34C703-X/X-106G V Page 2

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APPENDIX 8, CHANGE 1 AIRCRAFT NOISE DATA FOR U.S. CERTIFICATED PROPELLER DRIVEN SMALL AIRPLANES (14 CFR PART 36, APPENDIX G) MANUFACTURER MTOW ENGINE DATA PROPELLER DATA NOISE LEVEL (dBA) MODEL MLW (1000#) MFR, MODEL NO. SHP EXH MFR, MODEL DIAM (IN) BLADES PITCH RPM NOTES CESSNA 3.60 LYCOMING 1 MCCAULEY 79 3 2500 75.8 T206H 3.60 TIO-540-AJIA B3D36C432/80VSA-1 V CESSNA 3.60 LYCOMING 1 305.9 4 CESSNA 79 3 2500 75.8 T206H 3.60 TIO-540-X143 XB3D36432-X/80VSA-1 V CESSNA 3.80 CONTINENTAL TCM 1 MCCAULEY 80 3 2700 82.0 TU206G(WIPAIRE) TSIO-520M D3A34C402/90DFA-10 V CESSNA 3.80 CONTINENTAL TCM 1 MCCAULEY 80 3 2700 84.3 U206F(WIPAIRE) 3.80 IO-550-F D3A34C402/90DFA-10 V CESSNA 3.80 CONTINENTAL TCM 1 MCCAULEY 80 3 2700 84.3 U206G(WIPAIRE) 3.80 IO-550-F D3A34C402/90DFA-10 V CIRRUS DESIGN CORP. 2.90 CONTINENTAL 1 HARTZELL 76 2 2700 82.5 SR 20 2.90 IO-360-ES BHC-J2YF-1BF/F7694 V CIRRUS DESIGN CORP. 2.90 CONTINENTAL 1 HARTZELL 74 3 2700 82.5 SR 20 2.90 IO-360-ES PHC-J3YF-1MF/F7392-1 V CIRRUS DESIGN CORP. 3.40 CONTINENTAL 1 HARTZELL 78 3 2700 83.7 SR 22 3.40 IO-550-N PHC-J3YF-1RFX/F7694 V CLASSIC AIRCRAFT 2.95 JACOBS 1 SENSENICH 92 2 2200 79.4 F5C 2.95 R755B2 W96JB-4-68 F CUB CRAFTERS INCORPORATE 2.30 LYCOMING 1 MCCAULEY 2 2700 82.8 CC18 2.30 O-360-C4P 1A200FA8242 F CUB CRAFTERS INCORPORATE 2.30 LYCOMING 1 SENSENICH 2 2700 77.1 CC18 2.30 O-360-C4P M76EM8-0-56 F DATWYLER (MDC) 2.03 LYCOMING 1 MCCAULEY 74 2 2700 67.9 MD3-160(MUFFLED EXHAUST) 2.03 0-320-D2A 1C172/AGM7462 F DATWYLER (MDC) 2.03 LYCOMING 1 MCCAULEY 74 2 2700 71.7 MD3-160(STNDRD EXHAUST) 2.03 0-320-D2A 1C172/AGM7462 F Page 3

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APPENDIX 8, CHANGE 1 AIRCRAFT NOISE DATA FOR U.S. CERTIFICATED PROPELLER DRIVEN SMALL AIRPLANES (14 CFR PART 36, APPENDIX G) MANUFACTURER MTOW ENGINE DATA PROPELLER DATA NOISE LEVEL (dBA) MODEL MLW (1000#) MFR, MODEL NO. SHP EXH MFR, MODEL DIAM (IN) BLADES PITCH RPM NOTES DORNIER 10.14 PRATT & WHITNEY 2 MCCAULEY 94.5 4 1900 78.5 SEASTAR CD 2 9.92 PT6A-135A 4HFR34C760/4HFR34C7 V ESTUMKEDA, LTD d.b.a MICCO 2.85 LYCOMING 1 HARTZELL 78 3 2700 82.8 MAC-145B 2.74 IO-540-T4B5 HC-C3YR-1RF/F7693F V EXTRA FLUGZEUGBAU 4.41 CONTINENTAL 1 MT-PROPELLER 76.77 4 2500 79.0 EA 400 4.41 TSIOL-550-A MTV-14-D/195-30A V FAIRCHILD 16.50 ALLIEDSIGNAL 2 1000 MCCAULEY 106 4 1591 80.4 SA227-CC 15.67 TPE 331-11U-612G 4HFR34C652(X)/(X)L10 V FAIRCHILD 16.50 GARRETT 2 1000 MCCAULEY 106 4 1591 80.9 SA227-DC 15.67 TPE331-12UHR-701G 4HFR34C652(X)/(X)L10 V FAIRCHILD 16.50 ALLIEDSIGNAL 2 1000 MCCAULEY 106 4 1591 80.9 SA227-DC 15.70 TPE331-12UA/AR701G 4HFR34C652X/X-L106L V FFA 2.40 LYCOMING 1 HARTZELL 74 2 2700 77.1 AS202/18A4 2.30 AEIO-360-B1F HC-C2YK-1BF V FOUND AIRCRAFT CANADA 3.20 LYCOMING 1 HARTZELL 84 3 2700 85.2 FBA-2C1 3.20 IO-540-D4A5 HC-C3YR-1RF/F8468A- V GENERAL AVIA 1.68 LYCOMING 1 101 2450 76.9 F22 1.68 0-235-N2C MT 180R 120-2C F GIPPSLAND AERONAUTICS PT 4.00 LYCOMING 1 HARTZELL 84 2 2700 87.1 9 GA8 4.00 IO-540-K1A5 HC-C2YR-1BF/F8475R V GYROFLUG-INGENIEUR 1.58 LYCOMING 1 153 MT-PROPELLER 60.25 3 2500 72.0 SC 01 B-160 1.58 O-320 D1A MTV-6-C/LD 152-07 V KINGS ENGINEERING 5.80 LYCOMING 2 HARTZELL 76 3 2700 84.2 44 5.80 IO-540-M1A5 HC-E3YR-2ALTF/FLC-7 V LIBERTY AEROSPACE 1.65 CONTINENTAL 1 SENSENICH 2 2800 74.6 XL-2 1.65 IOF-240 W69E7-63 F Page 4

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APPENDIX 8, CHANGE 1 AIRCRAFT NOISE DATA FOR U.S. CERTIFICATED PROPELLER DRIVEN SMALL AIRPLANES (14 CFR PART 36, APPENDIX G) MODEL

MANUFACTURER MTOW MLW (1000#) MFR, MODEL

ENGINE DATA NO. SHP EXH MFR, MODEL

PROPELLER DATA DIAM (IN) BLADES PITCH RPM NOISE LEVEL (dBA) NOTES

LUSCOMBE IIE

2.28

2.28

CONTINENTAL (TCM) IO-360-ES 1 MCCUALEY EX1B235BFA7660 76 2 F 2550 80.5 MICCO AIRCRAFT CO.

MAC-145A

2.60

2.49

LYCOMING IO-360-C1E6 1 200 MCCUALEY B3D36C424-E/74SA-0 74 2 V 2700 81.5 MOONEY M20F (MODWORK STC SA02204

2.74

2.74

CONTINENTAL IO-360-ES 1 HARTZELL BHC-J2YF-1BF/F7694-1 75 2 V 2800 84.2 MOONEY M20M

3.40

3.40

LYCOMING TIO-540-AF1A 1 270 MCCAULEY B3D32C417/G82NRd07 75 2 V 2575 74.0

OSTMECKLENBURGISCHE FLU OMF-100-160

1.96

1.96

LYCOMING O-320-D2A 1 MT-PROPELLER MT 186 R 140-30 73 2 F 2700 70.7

PACIFIC AEROSPACE CORPOR 750XL

7.50

7.13

PRATT&WHITNEY PT6A-34 1 HARTZELL HC-B3TN-3D/T10282NS 3 V 2006 86.9

PARTENAVIA P68 OBSERVER 2

4.60

4.40

LYCOMING IO360 A1B6 2 HARTZELL HC-C2YK-2F/F07666A- 72 2 V 2700 78.2

PIAGGIO P180

10.80

10.80

PRATT & WHITNEY PT6A-66 2 HARTZELL M8218X9/LM8218X9

84.96 5 V 2000 81.9

PIAGGIO P180

11.60

11.60

PRATT & WHITNEY PT6A-66 2 HARTZELL HC-E5N-3/HE8218 85 5 V 2000 81.8

PILATUS BRITTEN BN-2T-4R

8.50

8.50

ALLISON 250-B17F/1 2 HARTZELL HC-C3YF-5F/FC7818K 80 3 V 2030 76.0 PILATUS FLUG. AG PC-6/B2-H4

6.20

6.20

PRATT & WHITNEY PT6A-27 1 HARTZELL HC-B3TN-3

102.6 3 V 2000 79.4 PIPER PA-28-161 III

2.44

2.44

LYCOMING 0-320-D3G 1 SENSENICH 74DM6-0-60 74 2 F 2700 76.0 PIPER PA-28-181 III

2.55

2.55

LYCOMING O-360-A4M 1 SENSENICH 76EM8S14-0-62 76 2 V 2700 73.1 Page 5

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APPENDIX 8, CHANGE 1 AIRCRAFT NOISE DATA FOR U.S. CERTIFICATED PROPELLER DRIVEN SMALL AIRPLANES (14 CFR PART 36, APPENDIX G) MODEL

MANUFACTURER MTOW MLW (1000#) MFR, MODEL

ENGINE DATA NO. SHP EXH MFR, MODEL

PROPELLER DATA DIAM (IN) BLADES PITCH RPM NOISE LEVEL (dBA) NOTES PIPER PA-32R-301 HP

3.60

3.60

LYCOMING IO-540-K1G5 1 300 HARTZELL HC-I3YR-1RF 78 3 V 2700 81.7 PIPER PA-46-500TP

4.85

4.85

PRATT & WHITNEY PT6A-42A 500 HARTZELL HC-E4N-3Q/E8501B-3.5 4 2205 73.7

POLSKIE ZAKLADY LOTNICZE PZL M28 05 (WITH UNDER FUS

16.53

16.53

PRATT&WHITNEY PT6A-65B 2 HARTZELL HC-B5MP-3D 5 V 1700 81.9

PZL WARZAW PZL KOLIBER 150A

1.90

1.90

LYCOMING 0-320-EZA 1 SENSENICH 74DM6-0-54

74.25 2 F 2700 73.8

PZL WARZAW PZL KOLIBER 150A

1.90

1.90

LYCOMING 0-320-EZA 1 SENSENICH 74DM6-0-58

74.25 2 F 2700 72.3

QUEST AIRCRAFT COMPANY, KODIAK 100

7.26

6.69

PRATT&WHITNEY PT6A-34 1 HARTZELL HC-E4N-3P(Y)/D9511FS 96 4 V 2200 82.5 9

QUEST AIRCRAFT COMPANY, KODIAK 100 (WITH POD)

7.26

6.69

PRATT&WHITNEY PT6A-34 1 HARTZELL HC-E4N-3P(Y)/D9511FS 96 4 V 2200 83.3 9 RANS INC.

S-7C

1.20

1.20 ROTAX 912S 1 SENSENICH W72RR 72 2 F 2400 70.2

RAYTHEON 3000

6.50

6.50

PRATT & WHITNEY PT6A-68 1 HARTZELL HC-E4A-2/E9612 97 4 V 2000 76.7

RAYTHEON B300

15.00

15.00

PRATT & WHITNEY PT6A-60A 2 HARTZELL HC-B4MP-3C 105 4 V 1700 72.9 Page 6

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04/24/2012 AC36-1H Appendix 8, Change 1 Appendix 8 Notes 9 Ground Level Microphone Exhaust Configurations (Reciprocating Engines) 1 Stub Pipes 2 Small Collector, Short Exhaust Pipe 3 Baffles In Collector and/or Cones In Exhaust Pipe 4 Turbine Or Turbocharger 5 Heat Muff 6 Collector Wraparound Manifold Straight Pipe 7 Manifold Muffler 8 Resonator Muffler Page 7