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Reference

General Reference Info


Factory Build Cards Are Available From Chrysler !

Cost is $99.00 USD and requires your car's factory serial number.
(VIN number on the door frame, not the engine block serial number.)
Mail information to:
Chrysler Historical Collection,
DaimlerChrysler Corporation, CIMS 410-11-21,
12501 Chrysler Freeway,
Detroit, MI 48288, USA


Engine Reference Information
Engine Serial Numbers are located near front upper left side of block between #1 and #2 cylinder. In addition, engine numbers may be stamped onto the left rear corner of the frame, in the area of rear wheel. Imprint is on the side of the frame rail, between the front and rear frame kickup over the rear axle.
Year & S/N Displacement Bore & Stroke Compression H.P. Firing Order Torque Ft. Lbs.
1946 P15 217.8 3-1/4 X 4-3/8 6.60 95 @ 3600 rpm 1, 5, 3, 6, 2, 4 172 @ 1200 rpm
1947 P15 217.8 3-1/4 X 4-3/8 6.60 95 @ 3600 rpm 1, 5, 3, 6, 2, 4 172 @ 1200 rpm
1948 P15 217.8 3-1/4 X 4-3/8 6.60 95 @ 3600 rpm 1, 5, 3, 6, 2, 4 172 @ 1200 rpm
1946 D24 230.2 3-1/4 X 4-5/8 6.70 102 @3600 rpm 1, 5, 3, 6, 2, 4 184 @ 1200 rpm
1947 D24 230.2 3-1/4 X 4-5/8 6.70 102 @3600 rpm 1, 5, 3, 6, 2, 4 184 @ 1200 rpm
1948 D24 230.2 3-1/4 X 4-5/8 6.70 102 @3600 rpm 1, 5, 3, 6, 2, 4 184 @ 1200 rpm

Other Mopar Engine Serial Number Sequences
As many P15 and D24 s have had engines replaced the following list provides indentification for common block replacments.
Plymouth Year C.I. Dodge Year C.I. Dodge Truck Year Truck Notes









P9,10,11,12 1940-41 201 D14,17,19 1940-41 218 T116 '41-'47 1T T116-42001 or below, 218 ci
T116-42001 higer, 230 ci
P14 1942 218 D22 1942 230 T137 '47-'56 PW Usually 230 ci
P17, P18 1949 218 D29,30 1949 230 T142 '48-'48 1/2T
P20 1950 218 D33, 34 1950 230 T144 '48-'48 3/4T
P22 1951-52 218 D41, 42 1951-52 230 T146 '48-'48 1T Usually 230 ci
P23 1951-52 218 D44 1953 230 T172 '50 1/2 T
P24 1953 218 D46, 47 1953 230 T174 '50 3/4 T
P25 1954 Early 218
Late 230
D50,53 1954 230 T176 '50 1T Usually 230 ci
P26 1955 230 D56 1955 230 T306 '51-'53 1/2 T
P28 1956 230


T308 '51-53 3/4 T
P30 1957 230


T310 '51-'53 1T Usually 230 ci






T314 '51-'52 1-1/2T 237 ci






T314 '53 1-1/2 T 251 ci






T335 '55 Truck 250 ci






T245 M37 Military Family Trucks 230 ci

Cooling Information
Standard Thermostat 160 degrees, optional 180 degrees
Capacity 15 Quarts
Radiator Cap Non pressure

Battery Information
1946-48 Factory Specifications 100 at 20 hours discharge rate, 15 plate
Modern Equivalents
Wet Cell: 685 CCA or 785 CCA. Dry Cell: Optima 850 CCA
Cold Cranking Amps (CCA) are measured at 0 degrees F.
Cold Amps (CA) are determined at 32 degrees F.
For additional battery info check Antique Auto Battery and P15-D25.Com Enhancements Section

Fluid Capacity Information
Engine Oil 5 quarts
Fuel Tank 17 Gallons
Rear Axle 3-1/4 pints
Transmission 2-3/4 pints
Fluid Drive


Light Bulb Reference Information

Application Lamp Type Candle Power Size (inches) Mazada # Mopar #
Hi Beam
Directional Signal Indicator
Plymouth Clock
Miniature Bayonet 1 15/16 51 115273
Instrument Lights
Speedometer Light
Dodge Clock
Miniature Bayonet 2 - 3.7 1-1/16 55 ** 125588
Tail Light
Rear License Light
Front Parking Light
Single Contact Bayonet 3 1-7/16 63 142303
Reading Light Single Contact Bayonet 15 2 87 142304
Stop Light Single Contact Bayonet 21 1-1/4 1129 142308
Front Directional
Rear Directional
Map Light
Double Contact Bayonet 3 & 21 2-1/4 1158 142449


**# 81 bulb with 6 candle power may provide better results in some applications. Check for potential heat damage before switching from a # 55 to a # 81 bulb.

Download Mopar Lamp & Sealed Beam information including lamp outlines in Acrobat PDF format.
(High resolution grayscale document, 425K Download)


Bibliography

Plymouth Service Manual, 1946-1954
Plymouth Passenger Car Parts List
Dodge Passenger Car Shop Manual, Codes D-19, D-22, D-24
Dodge Passenger Car Parts List
Mopar Streamliner Quick Reference List, a parts catalog
The inside story of your new Plymouth
Chiltons Auto Repair Manual, 1940 - 1953
Stockel Auto Service and Repair
Plymouth and Chrysler Built Cars Complete Owner's Handbook of Repair and Maintenance, Clymer Publications

The Plymouth Bulletin including: Painting Details of the P-15, by Ron Kline, The Fabulous P-15: What’s New Since 42?, by William Leonhardt, The 1946-1949 P15 Plymouth: What a Car! by Frank Marescalco, The Fabulous P 15, by Bill Leonhardt
Plymouth," Automobile Quarterly, Vol. 23. No. 2, Second Quarter, 1985.
Illustrated Plymouth and Desoto Buyers Guide, by Jim Benjaminson, Motorbooks International
Plymouth 1946-1959, by Jim Benjaminson, Motorbooks International.
Hollander Interchange, 1946 -1956
The Standard Catalog of American Cars, 1946-1975, Krause Publications
Hemmings Motor News, www.Hemmings.com
Standard Guide to Automotive Restoration, Matt Joseph.
Classic Auto Restorer: The How-to Guide for Car & Truck Enthusiasts, 888-333-0436

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