Volvo EPA2007 D13F - Piston and Connecting Rods

80ENGINECOMPONENTANDLOCATION
CylinderBlock
W2033309
1.CylinderBlock2.BlockStiffenerPlate
Thecylinderblockismadeofcastiron.Forincreasedcylinderblockrigidityand
noiseandvibrationreduction,asteelstiffenerplateattachestothebottom.
Themainandpistonlubricatingchannelsaredrilledlongitudinallythroughtheblock.
Thesearepluggedatthefrontoftheblock.Themainchannelopensintoacast-in
channelthatsuppliesoiltothetiminggears.Thepistoncoolingchanneliscovered
bythetiminggearcover.
Mainbearingcapsaremadeofnodularcastironmachinedtogetherwiththecylinder
block.Castalignmentslotsintheblockandtabsonthecapsensureproperalignment
atinstallation.EachcapismarkedwithitslocationbeginningwithNo.1atthefront.
CapNos.4and7areuniqueandarenotnumbered.
Theblockincludescylinderlinersthatcontactthecoolantdirectly(wetliners).The
castingshapefollowsthecontoursofthecylinderstoincreaserigidityandreduce
noise.