Engine-Engineandcrankcase
Theconnectingrodsareheavybeamconstructionandareassembledasamatchedsettoeachengine,attachedto
thecrankshaft,bymeansofinserttypebearings.
Theyareretainedinpositionbytheconnectingrodbigendcapandsecuredbytwoboltsperrod.
Thesmallendoftheconnectingrodisttedwithareplaceablebronzebushing,throughwhichthefreeoatingpiston
pinistted.
Thesteelpinbeingheldinplacewithinthepistonbytwosnaprings.
Pistons
Pistonsareconstructedofanaluminumsiliconalloywithnotchtypecombustionchamberbeingrecessedinthepiston
crowns.
Eachpistonhastwocompressionringsandoneoilcontrolring,toreducethefrictionandincreasepositiveseating.
Allringsarelocatedabovethepistonpin.
Manifolds
Thecrossowdesignaluminumintake,andcastironexhaustmanifoldsareonoppositesidesofthecylinderhead.
Thisisdesignedtomaintainbalancedheatdistributionwithinthecylinderhead.
Thecongurationofthemanifoldsalsoensuresminimumheattransfertotheintakemanifold.
Theintakemanifoldisconnectedthroughhosetoaircleaner.
PTIL13TLB0736FA1
Timinggears
Thecrankshafttiminggearisheatedandpressttedontothefrontofthecrankshaft,toahighdegreeofaccuracy
duringmanufacturing.
4819054426/09/2017
10.1[10.001]/17
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