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VT 275 DESIGN FEATURES
18
Cylinder Head Assembly
• The VT 275 has an aluminum rocker arm
carrier for each cylinder head. The carrier
holds the fulcrum plates and the attached
rocker arms and can be removed as an
assembly from the cylinder head without
removing the rocker arms.
• Each rocker arm pivots on a steel ball
located by detents in the fulcrum plate.
Four head bolts on each cylinder head
pass through the two single and two dual
fulcrum plates serving to clamp the plates
to the carrier.
• The cylinder head is sealed to the
crankcase deck surface with a shim type
gasket that must be replaced if any of the
head bolts are removed. The 14mm head
bolts are torque to yield and cannot
be reused.
• The carrier is sealed to the cylinder head
with a push-in-place gasket. The cylinder
head and carrier are clamped to the
crankcase with eight 14mm bolts. Six
additional 8mm bolts around the perimeter
clamp the carrier to the cylinder head and
four additional 8mm bolts serve to clamp
the top of the head to the crankcase. Two
hollow dowels in the cylinder head are
used to align the rocker arm carrier to the
cylinder head.
Rocker Arm Carrier
• The rocker arm carrier serves as an
attachment point for the fulcrum plates and
the rocker arms. In addition to the head
bolts, single fulcrum plates are attached to
the rocker arm carrier with one 8mm bolt.
The dual fulcrum plates are attached with
two 8mm bolts. The fulcrum plates are
marked with E and I as assembly aids to
show the valves they support. The E and I
must be visible after assembly to the head.
In addition, the carrier provides a passage
for each snap-in-place injector pass-
through and the push-in-place glow
plug connectors.
International
®
VT 275 V6 Engine
IIN
NJJEEC
CTTO
OR
R
P
PAAS
SS
S--
TTH
HR
RO
OU
UG
GH
H
D
DU
UAALL FFU
ULLC
CR
RU
UM
M P
PLLAATTEE
H
HEEAAD
D B
BO
OLLTTS
S
S
SIIN
NG
GLLEE
FFU
ULLC
CR
RU
UM
M
P
PLLAATTEE
G
GLLO
OW
W P
PLLU
UG
G
C
CO
ON
NN
NEEC
CTTO
OR
R O
OP
PEEN
NIIN
NG
G
R
RO
OC
CK
KEER
R AAR
RM
M C
CAAR
RR
RIIEER
R
R
RO
OC
CK
KEER
R AAR
RM
M C
CAAR
RR
RIIEER
R
R
RO
OC
CK
KEER
R AAR
RM
M
R
RO
OC
CK
KEER
R AAR
RM
M
R
RO
OC
CK
KEER
R AAR
RM
M FFU
ULLC
CR
RU
UM
M
R
RO
OC
CK
KEER
R AAR
RM
M FFU
ULLC
CR
RU
UM
M
88m
mm
m FFU
ULLC
CR
RU
UM
M B
BO
OLLTT
Содержание VT 275 V6
Страница 1: ...VT 275 V6 ENGINE model year 2005...
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Страница 110: ...110 International VT 275 V6 Engine NOTES...
Страница 111: ...111 International VT 275 V6 Engine NOTES...
Страница 112: ...2005 INTERNATIONAL TRUCK AND ENGINE CORPORATION TMT 120502 PRINTED IN THE U S A...