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) Chapter 1 Engine 27
oint t ighten II ~ further 3/4 l urn ~ Remove the t,l ler C,ll> all the left· hand side of the engine and I,ll the g ine with th e correct quantity and grade 01 od (photo), ;n RemOve the OIllcllcl dipstIc k and wipe it clenn. th en fe -insert'! and emove it Jg
(1.76 p int). 10 CICJfl the 0,11,1101 CilP then refit il .
Check and adjust valve cle
hgMel) inlet manifold bolts 12 Remove the ,111 chamiler and \'oh\on the Inlet 111.11"lold hnlls ({J the spec ified lOrque WIth Icfcll!IlCe t o Ch~ptl!r 3 On compl"I")1I ,(:111 Ihe
JII chnmbcI
R enew (fie crankcase ellli,~sion valve 13 pulithe v(1lvl.' (1Pl(I'hose 1'0111 tlw leM 0 1 Ihe "ohl·l1(1nll locker caver
(photo). 14 [1.clc;lse tile cl'll ill1<1 ",movc the v(1lve foorn the h ose 15 Fit the new valve.n levr:rse ordel
3 Major operations possible with eng inc in car
Thc fol lowrng ma lo r operat,ons Cilrl he C;1
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(It) Rl.'tttOV,ll ollnf ,ellllmg of IIII.' 1".'·(Ofls ilfld cOrlfleelmy rods (,) Rcnewal 01 tI", c ,i/nkslliplt 11(1,,1 Sl'it! rtI IIIIII"y C(lVCI
4 Major operalions requirillg erlgirlo rO!lloval
T he followlllg IHaJOI opernl'OIlS ,,,.IV I", Cill!ICli out ilfl'" 1t'l\1o,",ll of tir e englllC:
(<1) Rcmuvi" iJllr! Id,lllIIY 01 If." ,.,.ttt~Sfti"l .,11(1 II>,1ftl 11,-,tlIIIYS (IJ) !1ellclV,11 ollfw o,wksft,dl II'." .~,.",
5 Methods of engine removal
Althol!OIr It ,~; flo~~lllle to .. ,1)1,,\·,· tI .. , "WIlli': .:Illd U"iU!'vX
o Ellgino rcmovill
II IS t',,-,,.'IIII.-,1 If! h,v" <1 fl
28 E[lO"lc 011 levI;[ d'pstlck ma,kll1gs 2 13 Removing the Cfankc<1se cnHSSIOIl v<1lve
62 Ea'th cable Oil the alte'''''lOl adl"slIllt:l1t u,,,ckel (

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30 Ch[lptc r 1 Engin e
!l 5 Pow." ~1o'''''n!J JUIIlljl,dlolr rlUlley :111(1 I,,;ldi:;t! ' (."",,,, ... 1 96 D'$l:IIUII,·,:I"'(1 til" hy !l;ISS I,n~fl hum the ,"nUl1l U,II", w;u dhow
9.SA Unsc .. ;w lil., bolts 9.8H .. ,,,,,I '(:I\1OY') ( h " roc ke r ~1,;,11S 9 8e . . lrlli oil ~pl,l~h slll!:lds
'-'.
,-:~~q!~"
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99 Remove the push,otls 9 .1 0 RcmovlrI!) the cylinder he"d boils 9.11 RCmOVUln the "Ohl himd sIde c,(hud". head
tilled. M,uk the locke. Sh,llI S so (h,ll they C
coneCI rcllltlllU 15 Inv(;.t Ihe engine "nd unbOlt the sump (photo). Remove Ih(l
Uas kets 1 G Unholt the plck·up p'pe from Ihe OIl pump. Dnd !CllIove the \.Iaskel (photos) 17 Unb011 the ort PVIl1P and w,thd,aw the (
lveshalt. notlnlJ whIch wny fOun(1 II IS lIlted (I)hotos). 18 R(;l11o\(! lhe crankshaft pulley S{-cIIIUI!1 boll and lake the pulley ot! the cranksh;l ft (photOs) Reslr,"11 the c,ank~hnfl I.orn lurnlllfj I,y
ch ockrn\) thc II~whccl 19 Indc>l mark lh(; pOSItIon 01 III
& co
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36 Chap te r 1 Engin e
8 Luh"(;;,,,: lh.) VdtVt! ~1t:m w,1h t!"!l'iI" 011 ;mll UIS",. 01 III 111" yak" !)lIId" Sinh: Oil ,'"ew oil ~I:dl 1110) loUin pla~ttc. ~,:"Is !I\) Urlilip. ,,~h"LI,t v .. lvus (photo) !l F" the v,llve ~PUll!1 ,11111 val",", sP""!J 'CI,lUlI" , 10 Usc .1 ~ul1;ol)h.1 valvll ~P''''Ll (:011111,..,,,$0' lU co"'p'"ss th" \I,11.,c sp"nu unlolthc cOIl<:ls C;lI' In, j'ticd It, p05.II0I1 III ,In, ~lnlS "' IIll) y,11110;: stem Release Ihe v:llve 51)/111\1 f.()UlI)I(l'!>sor. 11 A lter filling ,1111he p,uls. 1011' ti m lOP of the v;,lvl] SP""!1~ 1I\llllly wIth 11 plas llc h,'1111l1ur 10 0.;115""'; CO"CC1 sc;n" ,!! ol'he colll:,s
16 Cylinder borl)s -clIn,nina,ioll and rcnov;ltioll
A oww cylllld", " Iwdculy IOII"d I1l1d Ill" wdll, p.II;oll o:llI"""OIl<)ul liS h!'l!lth Ihe a.; """ 0 1 1111: 1",1,11, '",uls ,,, WI',,, lilt) w"lIs III "!Ihl _"'!llcs to 11m \lonl!I""" II'" ,II,.. "' ~"I" Ih,u,,1 litis w",n I"I\.·~ 1,Iacc
PII''':'I'"lIy 0" Ih,vOl OIl . :on:''''''l'l ulIl ,~ 1!t,O 10 wall! 0' brokc n
p'~I(II' IIII\IS '" 1""IOtl~ :1 11>1 'S po""oI)I'1 W 0111"",, ,11""e IlU';oS,,,,,,U ",,, :/O,,,,,lu •. " 'c,IS,"O Ihe I)IlIC II' Ih., tll'''M plalle bt:low Ihe lop ;,nd aU,I'" ill Ihe bon"", 1>1 tho! .:yllllllc' "I Ih.., """'c pl.",.., II 110" ,1,II""" .. ,c '" IIIU.u Ih,'" 0 076 ,"111 (0003 III) II,ell a ",lxJle 'S IlCC',$S;" y S",,,I;,, Iy .. dolle.encc 01 0 076 """ (0003 ,nl o. ",u'e .'c'oss Ihe holO, (I';IIIIel<;' IS as,!!" 01 oVilhly
1;.,II,no 10' ,l,ci.llJlU
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4 Any ho.e whIch is siunlllc~nlly scratched or sCOIed Will re botin g. This symptom usuafly indlcalcs thm IhO piSlon o. rill d;,uII;"Oged. Evcn II only one cyhnder is in need o f .cborlnl1 il w,1I ~ necessnry l or nil cylindcrs 1 0 he bo.ed "nd I'lied w il h new 0 p'Slons .. nd rings. You. Fo .d ;"Ouent O f 10cOl' mala. engin, spec,ahst w,1I be ,,1)le 10 .ebo.e ;"Ond Obl;"o"l lhc necessOI'y m,' pistons II Ih e CI;"Onksh~h IS undergoing le!)lin(!ing .. Iso, iI's .. Iden to lei Ihe S"1I10 111m .enovmo OI"d reassemhle Ihc cr:"lnksha' ll1Slons 10 the block. A rOI)utilble I"m no.mOllly U,ves " Uunr .. nl· suCl1 walk In cnses Wflele enl)ines hnve been ,ebo.ed ""e:"llly I. mOl~lmum. cylondc, loners Me OIvOldahle wh,ch mlly be li1l(.·(1 In cases Ihl! s.,,,,c .ehoflnu I).oeesses have 10 be lollowcd an, se.",ces 0 1 a spec, .. h:;1 cnu,nee!U1U ',rlII :"I,C .eq,lIIcd
1 7 Pistons (lnd piston rings -cxaminmio n nnd renoviltio
WOII! p'stons nrul linus Cilil usunlly hI! (to,1\1!losed whe, ~y"'plo',,s 01 "~C"SSlve od cO"Su"'pl,on nn d low COIllI)'''SSIOIl ;,"11 ;"" SO"lCh"U'S. lhouUh nOI OIlwOlys. assocI,ltcd w'lh WOfll cyl ho,cs Comp'ess,on leSl,"5 Ihal "1 ontO Ihe SI),l, k ph'l) hall.:
Ihe pis tons <15 descllbed l:lI el In Ih ,s Sect.on. Theil place Ihe rin. the cy luuler hores hOIll Ihe lOll. push,ng Ihem down aboul 4 0 lilli' '") wllh !he head 01 Ihe p'slon (100111 wh,ch the 1111\15 hnve ! ",mo,,!:dl so Ihm Ihey !cSl sqll.l,e 11 Ihe cyhntJe. Tho;n ",easuo, !I"I);lllhe "lids ollhe ""!! w,th II leeler !F.u\lc (photo) 11'1 e~ceed ~p·ec",ed m,lxill1um tlmn Ihe IIIIU needs I!:'WW'" 11 The \l!orwcs '" wln,,;h the "n!lS loc,ne It' !he pl~t
eOllllcclmU IOd assclllhhes Shouf(1 be kepi wilhill the hilli l VllllaliO a!) (028 Ot) 10 'l.nlnWIII Cl1glfW balancc () To IClllove Ihe p'SlOn IIIl!)S. shde them cOl.eiuUy over IllC lOP 01 pl~lOll. !akin!) ca,e nOi 10 sClillch lhe aluII"'''''Ul nlloy. nevel shde II oU the h()!iom 0 1 Ihe p'ston sk"l. II IS vc'y ensy 10 !)fc,lk the CIISI
I"SIOll fI:'US " Ihey ,,,e 1IIIIIed 011 fou\lhly. so Ihis ope'auoll shoulI dune wUII e~t,c'"e c ;u c. II 's helplul 10 n"lke lise 0 1 old l\lcle. gall 7 L,II one clld 01 tile p'SlOn nn!J 10 he .e'"ovcd OUI o f liS U'OOVI! "'S\.'I I IIIIde. U Ihe cnd 01 Ihe leele . gilugO 8 TlI'" Ihe Icel e. UIlII\le slowly .ound Ihe IIiSIon lind. as ill/l '
173 Check,nt! Ihe 1)'S lon ""g cnu ~l"P wllh a le"le. uallUC
1 7 8A Remov,ng Ihe lOP comp.esSlon ling 17.8B Remov'ng !he second compress,on IIfl!J
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Chapter 1 Engine 37
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17 8e Tho socond compress,on " 11\1 I~ steppr:d
, .,
4
cOI"es out 01 I1S groOvO. ;;Ippll' sligllt IIpw;;Ird P":SSlJIU SO tlt"t rt ,,:~ts on tllo 1,lrI d ,1bove , It C;;In thon be e<1sed off the pr~ton. wo1h the I,·der u~uge stopping II Irom sl lppllll) 11110 ,1n I:mpll' ~llnov" II It I S ;1rI1' Itut thu tOil pislOn ring thilt It being removed (phO(OS) !l The piston rings must always I>e remov"d trom Ihe tOp 01 Ih"
pi~10n. 10 C heck that the piston ring grooves and ollwal's ,lie IholOl1uhly d CJn Jml unblocked. Piston rings IllUSt ,1lways be hilI,!! (Jv,n Ihe he;){1 01 II,e pis ton and neve r from the bOllom II Th e eilSiest method 10 use when linin\) ,inUS 'S 10 WIHP
,
Gudgeon p IllS "ro n sllrlnk fil IIitO the cOl1l1eCllliu wds Netllter 01 lh,,~~ would lIo'1l1~1I1' l1eed .enewal lInl,)ss (he p'stons woro 1J~mq ~h.lnucd. III which case the lIew p'S tOIiS wOlild 0111tol1li\(1(;,1I1y h~ ~lIpp"ed Wllh IIew \)lJ(IUeoll pillS . .2 C OllllcCtlllU lo(ls are nOI subject 10 wear hut 111 extr<:Ille tnCVIlIS1"IICCS such as ellUlIle se.zure Ihey could he dlstoll~d. Such (OO(I"lons Ina I II h 'I' )~ V'SUi' I' ilppiliOlit but whew doubt e XISIS th"y ~ o uld be checked lor o1l1gn1\\onl ,111d II necessa,1' rellewed or W,l'gh(ened TI " . 01 file )",1.lIlg Caps should ~Iso he ex""I1l1ed lot I!uhcauofls (h I tng ?own whiCh may h~ve been <1ltempted in Iho misl<1ken ,deil .11 heanng slackness could be romed1ed III t hiS wal' If Iher e DIe such !I'Ons (hen (he c F d onllect",u tods <1ntl C<1PS should bo rOllewed hy your 0' ')!lent or locill elluinee'lIlg speci<1hst
19 C r
llt.;rv I e.c , 0 nOrmal praCtiCe. For d stipulate that undet no , umSIJnces sho II I exces s' U ( tie cranksllillt be .e\)tUund; so tI d,III'J\)e o. cr~nks~a~t.weJr
, . <,
~
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3 II the old C"ll1bhollt 'i b.."nH rel'lI(:tl. ch"t:k ttl,1I tl'" o,lw~ys ,1I1I cle,lI Th
cran kshollt 4 Check the ,PI!JOI be,1''''!J III the reil' 0 1 Ihe crJnkshalt and ,f
necessary .ene w It
(photo ·
20 Main <111(1 hiu' Cl1d bearings -e~<1ll1ilH!tio1\ and renovation
W,lh C

Chapter 1 En gine 39
238 Checkirog the rolor lobe cle
The p'essed steel 0,1 sump is allDched to Ihe underside 01 Ihe C'~~kcase and aCls as a reservoir 10' Ihe engine all. The 0,1 pump d,,,ws ~~ 'o01lhe sump via an oil SlrDiner and inlake p,pe. Ihen passes 'I uno , t6 lull. flow olll,tler The 1,lte,ed oil 1I0ws hom the cenlre of Ihe oil ;,~e, elenlenl and passes tluough a shari drilling. on Ihe right.hJnd , ,", to the 0, p,essu re switch and 10 the main gallery (on the e 1· Mld side of II -
F Ie C1ankCllse) th,ough " ttansverse d"llIng. Md °h'''' d"lhngs conneCI Ihe main galie,y to the lou, maUl bellflngs be I C camShaft bea"ngs in their turn are connected 10,,11 Ihe Illain d"~I':ngs The b,g-end bea'lIlgs D,e supplied w,lh 0,ltl1l0\lgh d,ayonJI ) 'nys Iro01 the ne,uest rllilill bearing b'U~\,h~rolhec,ankShaft is ,0 tJtlllg. oil ,$ Ihrown irOllllhe hole in each and e~ bea"ng and ensures splash lul)ric"tlon 01 Ihe gudgeon pins lu b ,I HuSt s,(le 01 the cylmder$. The ttllling \)ears
•
2310 Checkillg Ihe endflont
Fig. 1.3 Engine lubricalion system for the 2,8 litre engine (Sec 24)
The c r
2 5 Cr
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~---------------灲潣慲浡湵慬献捯m

42 Chapter 1 Engine
28 G TempO'i1'y holl 101 IOC;l1inO the mlc""t:thiUo: plale 29 5 0'1111(1 the )l'~10n linUS 29 7 0,11I1{J the cyllnde. hOlo
";; '. '''' . :~ .,
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..-2 9 8 US'''H (I plSl0n "l1g compressor when uiSerhn!llhc p,ston "110 the hore 30 2 Chet;kln~1 the Sial) washer I)OS'['OIl on the 0,1 pump d""csh"fl 31.3 O,llhe tlywheel holls bel o re ',",ng
(j 1,1 II", two f.t:"11'~ holts ItI1!jl.:r·"!lhl then 101 ;Hlorlm' two holls t'''''IHH""ly 1o. IIU:"I"'!I purposes T'!Jhtcli the CCIllle sec"""!J hails th.·" It''''"Yll the '"ml""'''Y Io,u "d 1000,umU bulh (photo)
29 P istons Hnd COIH1(!cli"g rods -refitting
WI, ... , ('.101,1" the COIU1I;:(.I,n\l ,ad h"U of tll c !l0U·end bO il'lIlll 1111d rh e IInde,sulu ollh(l ~hcll h .... "l1y ;lnd IIIIhe sh ell hc"rlllU "' pO$IIIOn WIth It S Im :, IIUI!llonuuc OIl!"'!I'!!! with the COH CSpo tUhnU CU[-OU1 ",the lad :1 If II", old hC.l.II'!)S 'lrllnea.ly n.;w nlld nrc hell'U re!ltu:d Ih en ensure Ihey inn ,dlll"d III Ih"" cO"I.'Cr 1000.UioilS on the COUOCI ,ods :1 The 1%lOn5 , c:;()n ll'l",,~ With c:;onm;c:;t"'u ,ods. mo f,tted 10 the" IH,::es from th(l lOP 01 Ih'! block
'1 luc ilte the p'stoll ""u Hap s III th e 101i0w inU rllilnnCI .
TOil 1['0' fr Olll Ollt· sir/e of /l,e Oil conl,o l 'IllY "ehc.1/ t'xf/8mle. y,l!) Cellt", 150 /tom lire O/Jilosi/e SI(/e of fire Oil cOII(101 ""Y l,el,cM cx,r.lnr/
Bo/lom or! cOll/,,,1 ""9 HeI,cal eXI',lIIdel' 01l 110s,/ e I/IC /II,lfAed {J,S/OII "on / side
ad cOIl/,OI ''''y, III/':"llrHI',J/c lings 25 film (1 0 ill) c.,,1/ sie/e of tllC /Jchcall;xl1amh'l 9,7/'
5 Well lulJllc~le Ihe pl~lon iln d ring s w il h e ngine oil (phOlo).
6 Fit n unlve.salring compressor Imd I>'epalc 10 insell Ihe fllsl p'Slo n IIItO IIw ho,e. Mnke sure 11 is Ihe corrcct piSlon·conneClinu lod ilSse'l.hly 101 Ihill par',culil' boro. Ihillthe c onnecting lad is Iho COII(.'(:I Wily .ound and th3tthe fron t of Ihe piston (mmkcd with an arro w 01 11 notch) ,s 10 Ihe fronl ollhe engine. 7 Lul )l'Ciltc Ihe Cylmd,:r \)o,e (photo) and inserllhe conncCllIlU ro d a"d p, ston nsse ",!;ly ,nlO Ihe cylinder !loro up 10 Ihe botlom of the pislon IIIllJ com plessor 8 Genlly hUI f,,"'ly Illp Ih~ l/ls!On Ihrough Ihe piston "ng compressor nllu "'I u Ihe cyhnd er 1)(.1'''' uSlI'g Iho shah 01 a hammer (phOtO) 9 G".""nu~ly luh",c"I" 11,,, ,,"ank,),,) 10U"",ls with engllle 0,1 JII{ltu.n Ille ClI,nbh;,lt so 11\1,1 III" e'
30 Oil pump -re fitting
Ensure the l1lillmg lilces 01 Ihe 0,1 pump ;Jnd Ihe clankcase n cle'lIl . 2 Inse.1 the hexilgo nal 0.1 pum p drivesh"fl wilh Ihe pointed en lowil,ds the <1ist"bulor localion. The SlOP washer (photo) must IJ posil ioned 127.5 mm (5.020 in) foom the lounded end 01 t h driveshilll 3 FII th o od pump 10 tho cfankcose and secure wilh t wO boll "9hle llcd to Ihe spec,f,ed 1 0'(lUe N ote: When a flew or overhaoled 0 pump is bl!illY IiI/cd. II should be /illed wilh enyine Olll1l1d lurned . b hand 101 om: comple/e ,evolution before being fil/ed. I his will po"" /he plm.p
3 1 F lywheel and clutch _ refilling
1 Fir Ihe engino IIdap lol pla le on Ihe twO localing dowels 2 Ensure Ihe milling faces of Ihe lIywhc(;1 and crank shaft arc cleal
,lnd fit t he flywh eel 10 tho Cliln kshnll. aliUn",U Ihe nla,ks made ii' (hsrn;Jnthny. unless n ew l>arlS a.e being lilted
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4 Chock the secur ing boilS
flywheel 10 "'~1'.111' ,I fro", tll,nlll\J. <1nd tighlen Ihe in il (li<1110I1ill <111(1 plO!i'''~~''VU l11<1ntJer 10 the speclf,ed
IOf~:iil l he clutch (Iosf: ilnd p"'~"'l"" pl.rle iI~s"mbly 10 Ihe flywheel 5 . ,ure Ihe disc ,s I he co"",:1 w.,y lo"nd (see Ch<1plor 5) rTlJk,ng . 6 Secure the pr~ssum pl"h~ "~~I:mhly Wllh the ,ct.1U1Ing boIlS. enl'Jlise Ille clulch dISC "Sill\) .11' old !i,,,"I>OX ,npul slwh 0' sul\ahle ~1Jnd,el Jnd thel1llghten Ih,~ ",I""'II1(II,,,IIS to Ihe sp~clfl()d tOlque III
32 TiOling geMS ilild li,nin(1 COVIH refitting
I Check Ih
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I't'
3 hI Ih'~ c,"n~h
,111(I'"nOIlI with the mark on tho cr,ll1bh.1ft HO
(1'1",1") 10 1 " 1 11,,, f'''111 n,l ~(, .. I tn the 11111111(j .:ov"r .111tl .haw 01 11,10 lh" 1'()~'IIOI\ ,h.I""))II,,,
~ ..
:U 'lA Loc"lo the cr,lnksh<1fl U", II 01 111" e ,.",hhilh
322B ,. ,HId uSO Ihc pull"y In pruss It on 323 Alryn"".",t d01S 0" lhu III\lII1~) \le
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32 .61 Checklllg Ihe pOS,I'Oli of Ihu old 0,1 se
32 6B OflVII1!j 0111 the ""'lIlg COV(:r 0,1 se<11
32. 10B F,tluU posItion o f Ihe e
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44 C hapter 1 Engine
32 11 TUUHU"' !J the !la~~(:1 "(11ll Ihe sump m.ll11'Y face
33 SIII11I ), wal n r 11111111' and cr<1l1ksh "ft pullev _ relil1inU
Ch!all the 1II:11111U I;ICcs or rhe C •• ll1kC<1!;!! ;md sump EII SlUC rh.,1 till! UrooveS III the su.ll C;1IIIa.s ;lIe clc;on .
2 fll1hc ,ubl)Cf sc;')ls mille !JfOOVCS of rhe seal ';.lrrle.s . Apply s<:;IIIIl
" LOI:.llulhn ~1I"'p "" th" !I"~~"I~, "",1-,.""1 S""~ rh,11 Ill" holt h"l!;~ ,"" ~111I ah!Jlllld
~) 1"11 Ill" ~1I"'p s"':"""!1 hullS "".I "lIhl,,,, 11\"", 10 Ih" (;Ollllt:1 r",'1"" " ' IWI) SI'\!I"S .IS ~p",;,I"'d "' Sp"t:,hl.illHms ;11 rhl! I",O''''''''!! of It"" Ch.ll'll"
U 1'111<: .... a n"w \FI.,>klll r)1111HIII111111!1 COV", a n d In th .... Wilt'" p"mp "'1 III .... th",,""o~I,u alit! th'llIlI()~t, lI IlOlI~III!J. lutCI to Chapter 2 Fit Ih'l " "n wahl' ,,'how IU\lII IIH)' Wit II n ne w !J.I~k", ., Coat th .... C ';lIlksll,'lh pulhly wasil .... , wuh ~nahll(J COrllp(Jlllld F it tlU I pulillY. w,.shur illid sUet""'I) holt T,!)lIlun Ille holl to tl)() spn(;tr"'d 10ul"e (phulo)
8 tocate t h e 001 coul .... , Oil til() cylllldu, hl()( :k . IO
l
Fig. 1 .6 Oi l cooler fitting angle (Sec 3J)
A RC.lr f.1CC of cylmdCf blOCk
32 2A F'tilllg Ihe rubbef se:!1 to Iho IlIllIng cover 3328 Apply s(:.llul!) compound benenth lhe re.ll rUUb!:1 s!:,,1 333 lOCJIUlg the SIde g;)skct IJbS beneath Ihe seals
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