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301-350-400 V 8 ENGINE VI CODES Y-P-Z
6A5-19
BEAD-01
SILICONE RUBBER SEAL1
-
Fig. 6A5-39 Forming New Seal In Cap
-
Typical
j. Apply a 1/16" bead of silicone rubber sealer to cap
parting line. Extend sealer continuously from center of seal
(packing) to the outer gasket groove.
k. Reassemble the cap. Tighten to 100 lb. ft.
5. Install oil pump.
6.
Install oil pan.
CONNECTING ROD A N D
PISTON ASSEMBLY
Remove
1. Remove oil pan and oil pump when necessary (see
OIL PAN
-
REMOVE A N D REPLACE).
2. Remove intake manifold and cylinder head on bank
from which piston is to be removed.
3. Rotate crankshaft so crank pin carrying assembly to
be replaced projects straight downward.
4. Remove bearing cap and install rubber hoses on
connecting rod bolts.
5. Carefully remove connecting rod and piston assembly
by pushing out.
Replace
1. Install rubber hoses on connecting rod bolts.
2. Using proper ring compressor, insert piston
connecting rod assembly into cylinder so that notch in top
of piston is toward front of engine. (Fig. 6A5-41) One face
of the rod has dimples, see Fig. 6A5-42. Rods are assembled
on the crank with the dimvles facing rear on the both banks
(301 engine) and forward on the rigit bank and rearward on
the left bank of the 350 and 400 engine.
3. From beneath engine, pull connecting rod, with
bearing shell in place, into position against crankpin.
4. Remove rubber hoses. Install bearing cap and cap nuts
and tighten to 30 lb. ft.
Fig. 6A5-40 Connecting Rod With Hose Protectors
~ i g .
6 ~ 5 - 4 1 Installing Piston Assembly
-
Typical
5. Replace oil pump if removed and oil pan.
6. Install cylinder head and intake manifold.
CONNECTING ROD AND PISTON
Disassemble
CAUTION: Use care at all times when handling
and servicing connecting rods and pistons. To
prevent possible damage to these units, do not
clamp rod or piston in vise since they may become
distorted. Do not allow pistons to strike against
one another, against hard objects or bench
surfaces, since distortion ofpiston contour or nicks
in the sofi aluminum material may result.
1. Remove piston rings using suitable piston ring
remover.
2. Install pilot of piston pin removing and installing tool
on piston pin.
3. Install piston and connecting rod assembly on support
and place assembly in an arbor press (Fig. 6A5-43). Press pin
out of connecting rod.
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