STC SE4PC

jederals:lUiations:l!len(~ ~upplcmcntal1ICypc(icrtificatc Jb~ SE4pc c-- .'Jh~-«"/-/'c<u,<.,';'4m.<lh' HawaiianAirTourService Divisionof AviationServlr~,Inc.

201AokeaStreet Honolulu,Hawaii96819n'~"'/~~J' Ih~"/Ih~/.ch~u~",.~';v.d~,,.{y/u,..<t;j~:n/;t,.. ,//u///;;"~¥;':y/ov~-tu-l.u'fd,. d, ..j~:Ui~~ •..ho-n...J"N,u/-c('>n,..t;4~>.n.j Civil Air 1;;,,<1'£/7"N~...Jji,u';:~dAnYP71/"NlaLJ/Ih~/,""L.,'Uv,,.I;:,,,';u:4.JUY7ui1¥'nlnl4L~~ 13 ~I/u,~ 1:-310-11 RoII.-Royce a~)syQpeenModel70MK2 9J,.Jc_/,Ii~m,,~.~U'/.9!..Jj-'n'C;:<'I'~"':

Installationof AC typeLA47sparkplugsas replacementsforAC typeSR47P sparkplugs.

LIMITATIONOF APPLICABILITY:thisapprovalshouldnotbe extendedtoother specifIcenginesof thismodelon\':hlchotherpreviouslyapprovedmodifications are Incorporated,unlessIt Isdeterminedthatthe Interrelationshipbetween thlllch:mgcandallYotherpreviouslyapprovedmodificationswill Introduceno advcr5 effct uponthealrworthInes5of thatengine.

./2:; '_-<""I'I~(".("J'4'_N ~u/lh, .l,,'/'/u'>,..1ii-ty' ~,IiI"_U-h/ch, iJ</h",.A(.J~;:',.''''1'0N' '''i/4h ....•..//.n nUll'" ~'nu#c/.u ,,4/.Ju I"- ,1Y n<"~1Y"'{.Ju.J!,ou;;:<"l1Y',,,.,(.u(~'1"N'_u,..-n,,;,u~/i<>n".~;;df/~:J ~"h~;I'-u(j~, £d~,I';;;;h~.,,//;y.,_//u:,.r;-i/-nu'" ,j IN,h'" ~/ Ih~, 12December1969 6 February1970 ,9JY'Ah:'tj'r;f~:>:.~-~6//u~ '-~;:h."~"~4/N,4>;I< r>:,i(i U. A;Jj~f'I'•.~rl Ke Jth D. Ande r50n (S(~,,,,'u,,) Chief,Engineering& ManufacturingBranch FlightStandards0lvl510n(Titl, ) A '9' alteration of this cert~jicate is punishable b}' a }ine of not l'xcuding $1,000, or imprisonment flot exceeding 3 }'ears, or both.

This cntifiwle rita)' beIrflflsftTfed in accQ,dana t('ltn. FA R 2J.47.

FAA FORM8110-2 (1-66) 00'2-657-6000