Dodge Sprinter 2006 Manual page 1608

9 - 38 ENGINE
Fig. 30 CORE HOLE PLUG REMOVAL
1 - CYLINDER BLOCK
2 - REMOVE PLUG WITH PLIERS
3 - STRIKE HERE WITH HAMMER
4 - DRIFT PUNCH
5 - CUP PLUG
CAUTION: Do not drive cup plug into the casting as
restricted cooling can result and cause serious
engine problems.
Th or ou gh ly clea n in side of cu p plu g h ole in cylin -
der block or h ea d. Be su r e t o r em ove old sea ler.
Ligh t ly coa t in side of cu p plu g h ole wit h Mopa r
St u d a n d Bea r in g Mou n t . Ma ke cer t a in t h e n ew plu g
is clea n ed of a ll oil or gr ea se. Usin g pr oper dr ive
plu g, dr ive plu g in t o h ole so t h a t t h e sh a r p edge of
t h e plu g is a t lea st 0.5 m m (0.020 in .) in side t h e
lea d-in ch a m fer.
It is n ot n ecessa r y t o wa it for cu r in g of t h e sea la n t .
Th e coolin g syst em ca n be r efilled a n d t h e veh icle
pla ced in ser vice im m edia t ely.
STANDARD PROCEDURE - MEASURING CYLIN-
DER BORES
NOTE: This must be done with engine completely
disassembled.
(1) Th or ou gh ly clea n a ll cylin der bor es wit h a ppr o-
pr ia t e clea n in g solven t .
(2) Mea su r e ea ch cylin der a t t h e t h r ee m ea su r in g
poin t s sh own (F ig. 31).
(3) Usin g t h e t h r ee m ea su r m en t poin t , m ea su r e
cylin der in t h e lon git u din a l a n d in t h e t r a n sver se
dir ect ion (F ig. 31).
VA