Piston & Connecting Rod Description - Dodge Sprinter 2006 Manual

VA
1 - RETAINING BOLTS
2 - INSPECTION COVER
PI ST ON & CON N ECT I N G ROD
DESCRIPTION
NOTE: No over sized pistons are available.
Th e pist on s a r e of a fr ee floa t in g design a n d m a de
of opt im ized a lu m in u m a lloy wit h a gr a ph it e coa t ed
bea r in g su r fa ce. Th e cr own of t h e pist on h a s been
design ed t o a ccom m oda t e h igh er in ject ion pr essu r es.
Oil jet s in t h e en gin e block lu br ica t e a n d cool t h e pis-
t on a n d pin a ssem bly. Th e con n ect in g r ods h a ve a
pr essed in pla ce wr ist pin bu sh in g fea t u r in g specia lly
a dju st ed lu br ica t ion gr ooves wh ich a r e lu br ica t ed by
t h e oil jet s (F ig. 37). Th e st eel con n ect in g r ods fea -
t u r e a sm a ll en d of t r a pezoida l sh a pe a n d a cr a cked
la r ge en d.
Fig. 36 CRANKSHAFT LOCK #8932
3 - CRANKSHAFT LOCK #8932
4 - RETAINING BOLTS
ENGINE 9 - 45