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An Index to Service Information for 1948-50 (22nd->23rd Series) Packards

1948-50 (22nd->23rd Series) - ENGINE

SubjectApplicationDocument
Air Cleaner - see:
FUEL & EXHAUST
Bearing Cap Screws, Main
new self-locking - omit lock plates
22nd
Bearing Clearance, Main and Rod
noise/vibrations - undersize journals, identification
(not specified)
Bearing Shells, Note on
rod/main bright or dull - no effect
(not specified)
Bearings Measured Quickly, Main and Rod
new Plastigage Kit - proper use
(not specified)
Camshaft
superseded part
23rd;
24th-54th
Camshaft, New Type
reduces tappet noise, new tappet setting specification - engine suffix E
2201-02-11-22-32
Camshaft, New Type
reduces tappet noise, new tappet setting specification - engine suffix E
2201-02-11-22-32
Carburetor - see:
FUEL & EXHAUST
Compression Ratio, Raising
swapping cylinders heads - shaving not recommended
22nd-23rd
Connecting Rod and Crankshaft Identification
check length and throw - not interchangeable
2220-40;
2201-11;
2202-11-22-32
Convertibles, The New
new model information - preliminary engine parts list
2259-79
Crankcase Capacity, Seven-Quart
7-quart oil pan equipment - engine suffix D
2201-02-11-22-32
Cylinder Head - Part No. 436141
superceding part - thread sealant
23rd-25th
Cylinder Head Studs - New Type
rolled threads, reduce water leaks - larger diameter, not interchangeable
21st-22nd
Cylinder Heads - High Compression
288-cid engine - new 7.5:1 design now available
2201-11;
2301
Cylinder Repairs
small holes/cracks - repair compounds
(all models)
Distributor - see:
ELECTRICAL
Engine and Parts - 288 Cu. In. Displacement
universal five-main block and piston assembly - build-up
22nd-54th
Engine and Parts - Five Main Bearing
universal block and piston assembly - build-up
22nd-54th
Engine and Parts - Service Bulletin Correction
see SSB No. 350, p. 6 - engine/part numbers
22nd-54th;
55th-56th
Engine Idle, Vacuum Type Wipers Affect
steps to improve idle quality
22nd-23rd
Engine Installation Precautions
protect hydraulic lifters - renew oil filter
2003-06;
2103-06-26;
2206-13-26-33
Engine Number Suffix Letters
designed changes reviewed
22nd
Engine Performance at Low Speed, Poor
flat spot, sluggish - new low speed jet tubes, metering rods
2201-11
Engine Performance at Low Speed, Poor
flat spots, sluggish - new metering rods, low speeds jets, identification
2201-11
Engine Replacement Parts
7-quart oil pan equipment - engine suffix D
2201-02-11-22-32
Engine Support Bar
new special tool - transmission removal
22nd-23rd
Engine Vibration
Different Causes of Vibration
(not specified)
Engine, Service Replacement - Part Number Correction
see SC Vol. 27, No. 9 - fan blade spacer screw
2003-06;
2103-06-26;
2206-13-26-33;
2313
Engine, Service Replacement - Supplement
see SC Vol. 27, No. 7 - additional parts, modifications
2003-06;
2103-06-26;
2206-13-26-33;
2313
Engine, Service Replacement
Custom Eight 356-cid no longer available - 327-cid installation, part number reference
2003-06;
2103-06-26;
2206-13-26-33;
2313
Engines, Late Type Super Eight - Correction
camshaft bearing part number
2302-22-32
Engines, Late Type Super Eight
new hydraulic tappets - related parts
2302-22-32
Engines, Oversized
oversized cylinder bores, new - use of, identification
(all models)
Fan Belt - see:
RADIATOR & COOLING
Flat Rate Manual 1941-49, Changes and Corrections in
select operations
19th-23rd
Flywheel - Application Chart
part number reference - incl. converter
23rd-25th
(Ultramatic)
Flywheel Attaching Screws (Part Number - Correction)
self-locking washers
23rd-25th
(Ultramatic)
Flywheel Attaching Screws
discard old screw - use new self-locking type
23rd-25th
(Ultramatic)
Flywheel, Motor
superseded parts - 9- and 11-1/4-in. converters
23rd-25th
(Ultramatic)
Generator - see:
ELECTRICAL
Heat Control Valve, Manifold - see:
FUEL & EXHAUST
--
--
Hydraulic Tappet Checking Tool
new special tool - cleaning, testing
1803-3A-4-5-6-7-8;
1903-3A-4-5-6-7-8;
2003-04-05-06-07-08-23-30-55;
2103-06-26;
2206-13-26-33;
2306-13-33
Hydraulic Tappet Gauge Set
new special tool - checking valve stem clearance
2302
Hydraulic Valve Lifter Tester
new special tool - checking leak-down
1803-3A-4-5-6-7-8;
1903-3A-4-5-6-7-8;
2003-04-05-06-07-08-23-30-55;
2103-06-26;
2206-13-26-33;
(2306-13-33)
Idler Lever Shaft Hole In Replacement Engines
not drilled - correction
2301-2302-2332
(exc. Ultramatic)
Ignition - see:
ELECTRICAL
Manifold Drain, Intake
hard starting, fuel accumulation - production change, field installation
2206-13-26-33;
all prior Super Eights
Manifold Gasket Failures
chafing - chamfer manifold edges
(all models)
Manifold Gasket Leaks, Intake
rough idle - improper tightening, detection
(all models)
Manifold, Exhaust
superceded parts
22nd-25th
Motor Oil
New Recommendations
(Not Specified)
Motor Support Insulator Retainer Screws, Front
loose, broken - new type lockwashers
2201-02-11-20-22-32-40
Oil Additives, Use of
not endorsed - low viscosity, inadequate lubrication
(all models)
Oil Capacity, Engine
6 or 7 quart - engine suffix D/E
2201-02-11-22-32
Oil Consumption, Checking
proper method - longer break-in required
22nd-23rd
Oil Consumption, Fuel Pump May Cause High
rough idle - fractured booster diaphragm
22nd-23rd;
(24th-54th)
Oil Drain Plug Gasket
new nylon type
22nd-56th
Oil Filter Cartridge - Change Period Revised
high-detergents oils - reduced
120-138CD;
115C;
16th?-54th
Oil Filter Cartridge Change Period Revised
high detergent oil - reduced interval
120-138CD;
115C;
16th?-54th
Oil Filter Equipment, Installing
accessory - with interval and service part number
22nd
Oil Filter, New Micro Element
paper more efficient than cotton waste type
22nd
Oil Filter: Purolator Filter Facts
micronic filtration, pleated paper - benefits, replacement period
(not specified)
Oil For Sub-Zero Operation, Winter Engine
new 5-W oil - issues, limited availability/use
(all models)
Oil Level Indicators
identification - engine type/suffi
22nd
Oil Pan and Level Indicator - Parts Book Correction
application correction - engine suffix
22nd
Oil Pan Gasket Sets
replace RH-LH, together - available in sets
120-138CD;
115C;
1600-1-1A-1D-2;
1700-1-1A-2;
18th-22nd;
(23rd54th)
Oil Ring Expanders
new spring-type adopted - design characteristics
23rd
Oil Seal, Gear Cover
burned, leaking - graphite grease
120-138CD;
115C;
16th-54th
Oil Seal, Rear Main Bearing
leaks - preventative measures
120-138CD;
115C;
16th-18th (exc. 1703-3A-5);
1951;
2000-01-03-06-10-11;
21st-24th;
(25th-54th)
Oil Seal, Rear Main Bearing
leaks - undersize
120-138CD;
115C;
16th-18th (exc. 1703-3A-5);
1951;
2000-01-03-06-10-11;
21st-54th
Oil Seal, Rear Main Bearing
leaks, bearing distortion - new cork type, installation
120-138CD;
115C;
16th-18th (exc. 1703-3A-5);
1951;
2000-01-03-06-10-11;
21st-54th
Oil Strainer - Parts Book Correction
application correction - engine suffix
22nd
Parts for Engine with Suffix Letter F
now built with hydraulic tappets - related parts
2302-22-32
Piston Ring Set - Parts Book Correction
application correction - engine suffix
22nd
Pistons And Production Piston Rings
new type/suppliers, identification/installation - engine suffix C
2220-40;
2201-11;
2202-22-32;
2206-13-26-33
Rolled Thread Cylinder Head Stud Tap
thread clean-up - new service tool
22nd
Runaway/Flare - see:
ULTRAMATIC
--
--
Service Manual, Sections IV And V of the Current
Body, Engine sections released
22nd
Spark Plugs, 14MM
new production, torque - part number reference
23rd
Starter - see:
ELECTRICAL
Starting - Cold Weather
Proper Procedure
(Not Specified)
Torque Specifications (Engine), Changes in
connecting rod bolt - main bearing cap screw
22nd
Tune-Up Specifications and Adjustments - 1948
tappets
22nd
Valve Guides, Oversize
identification by engine suffix - part numbers
2201-02-11-22-32
Valve Guides, Oversize
identification by engine suffix - return excess stock
2201-02-11-22-32
Valve Seats, Checking
run-out, uneven wear - use of dial indicator
(all models)
Valve Tappet Clearance
new reduced setting - reduces tappet noise
2201-02-11-22-32
(with Suffix D)
Valve Tappet Clearance
noise reduction - new specification
2201-02-11-22-23
Valves, Exhaust - Correction
preliminary parts reference - incorrect part number
22nd
Vibration Damper Assembly Kit
superseded - modifications
1900-01-01A;
1951;
2000-01-11;
2100-01-11-30;
2200-11;
2202-22-33;
2220-40;
2302-22-33
Vibration Damper Puller
new special tool
22nd-24th
Vibration Damper Pulley
hydraulic damper - new tool
2201-11-20-40
Vibration Damper Replacement
new type, not interchangeable - replace timing indicator and fan
2201-11-20-40
Vibration Damper, New
new hydraulic type in production - available for service
2201-11-20-40
Water Pump - see:
RADIATOR & COOLING

SC = Service Counselor
SL = Service Letter
STB = Service Technical Bulletin
SSB = Studebaker Service Bulletin

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