STC SA2375SW-D

1thte tata ®f ,merica epurhnent uf 'Tranportatinn - ternI iatinn mini friiun u1imxtta1 iIgp Lrtifirtti SA2375SW-D ' '4 RAMAircraft,LimitedPartnership 7505KarlMay Drive Waco,TX 76708 3A12 Cessna 172D;172E;172F;172G;172H;1721;172K;

172L;172M;172N Installationof Lycoming0-320-D2G,0-320-D2J,or0-320-E2D(asmodifiedby STCSE3692SW-D)engine ratedfor 160h.p. take-offand 150h.p. METOformodels1721,172K,172L,and 172Maccordingto RAMDwg.R17201Rev.F dated12/9/86;orinstallationofLycoming0-320-D2G,0-320-D2J,or 0-320-E2D(asmodifiedby STCSE3692SW-D) engine rated for 160h.p. take-off and 145h.p. METOfor models172D, 172E,172F,172G.and 172Haccordingto RAMDwg. 17202,Rev.K dated12/9/86;orinstallationofLycoming0-320-D2G,0-320-D2Jor0-320-E2D (as modifiedby STC SE3692SW-D) engine (160 h.p., 2700 r.p.m) in model 172Naccordingto RAMDwg. 17203,Rev. L dated12/9/86;or laterFAA approvedrevision.

(See continuationsheet3 of 3) 1976 af e ,*0J&ziqc,e November01, 1976 'U-,, aa&.'goaed October08,2001,September20, 2002;

May 12,2008,August 25,2008 d- June 10, 1977;March30, 1978;

November9, 1978;January 26, 1979;February 3, 1981;

September28, 1981;November5, 1981;August 28, 1987Revision8 , o/d (Signature) TexryL. Bowden DASadministrator DAS-700100-SW RAMAircraftLP Waco,Texas (Title)

SA2375SW-D Dateof Issuance:November01,1976 AmendedDate:August 28, 1987 ReissuanceDate:August 25,2008 ey do,we (Continued):

1. ThefollowingappropriateFAAApprove CessnaModels Airport Flight Manualfor Landplane withLycoming 0-320-D2G engine d Manualis required:

Airplane Supplemental FlightManualforLand - plane of Floatplane withLycoming0-320-D2G engine Airplane Supplemental FlightManualfor LandplaneorFloatplane withLycoming 0-320-D2Jengineor 0-320-E2D(as modifiedby STC SE36925W-D) 1721,172K November 1, 1976 172L,172M or June 10, 1977 or March30, 1978 l72D, l72E June 9, 1977 l72F, l72G, or 17211 March29, 1978 January26, 1979 or May 1,1981 January25, 1979 or April30,1981 November5, 1981 or August27,1987 November5, 1981 or August27,1987 172N Not required Not required Not required

2. Foradditionallimitationsseethe applicableflightmanuallistedabove.

3. Compatibilityof thisdesign change withpreviously approvedmodificationsmust be determinedby the installer. If the holderagreesto permit anotherpersonto usethis certificateto alter the product, the holdershallgive the other person writtenevidenceof that permission.

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FAA Form 8110-2-1(10-69) Page 3 of 3 Thiscertificatesaybe transferredin accordancewith FAR 21.47.