Install Piston Rings (One Set) - Hudson Eight 1930 Service & Operating Manual

Raise front end of car. Drain oil, Disconnect oil gauge wire. Remove cap screws holding oil pan' and
remove oil pan. Remove cotter pins and nuts' from connecting rod bearing. Remove bearing cap and shims.
Remove connecting rod and piston assembly from bottom of cylinder. Fit new rings to cylinder. Remove old
rings from piston and clean ring grooves. Fit new rings to piston. Oil piston and rings with cylinder oil, and
replace piston and connecting rod assembly in cylinder. REPLACE connecting rod bearing shims and cap.
Replace bearing nuts and cotter keys. Replace oil pan and oil pan cap screws. Connect oil gauge wire. Lower
front end of car. Replenish oil in engine.
Remarks:

INSTALL PISTON RINGS (ONE SET)

INSTALL PISTON RINGS (ONE SET)
ADJUSTMENTS
Piston ring gap, .00 7"-.009"
Piston ring clearance in' groove, .001"
Note: Use compression rings in upper two
grooves, and oil control rings in lower two grooves.
Rings are furnished in Standard, also .005",
.010", .020" and .030" oversize.
Suggestions: Piston and connecting rod assembly may be removed from bottom of cylinder by bringing
rod down to the left of crankshaft, and turning crankshaft to allow piston to come out. Use great care not to
damage piston or rings. Before replacing oil pan, fill troughs with oil.
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PROCEDURE OF OPERATION
157
SPECIAL TOOLS
HE-188 Connecting rod nut wrench
HE-157 Piston vise
HE-300 Aligning fixture
HUDSON
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HUDSON
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