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Chrysler 331 Cubic Inch Hemi



< td>C-66 (*)
Models
195219531954
SaratogaC-55--
New YorkerC-52C-56C -63 (**)
Custom ImperialC-54C-58 C-64 (*)
Crown ImperialC-53C-59


1952 Models were 180 Horsepower
* 4 Barrel Carburetor ( 235 Horsepower )
** 2 Barrel Carburetor Standard ( 195 Horsepower ), 4 Barrel Carburetor (Deluxe ) ( 235 Horsepower )


All Dimensions are in Inches
Accuracy of number values (have been check ed) but are not guaranteed.

[Engine| Cyl #'s| Weights| Dim's| Crankshaft| Main Brg Journals| Crankpin Journals| Con Rods and Brgs| Con Rod Bushing]
[ Camshaft| Camshaft Bearing Journals | Camshaft Bearings Diameter| Camshaft Chain| Tappets| Pistons| Piston Pins]
[ Rings| Valves Intake| Valves Exhaust| Valve Springs - Outer| Valve Springs - Inner| Cylinder Head| Engine Lubrication]
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Engine
TypeV 90º
Valve Arrangement 53º Inclined L ateral in Head
Bore 3 13/16
Stroke 3 5/8
Piston Displacement331.1 cu. in.
< /TD>
Taxable horsepower (AMA)
46.51
Compression Ratio
7.5 to 1
Maxium Brake horsepower
at 4440 rpm
180 at 4000 rpm
Compression Pressure
at 150 rpm ( pl ugs removed)
wide open throttle
135 to 165 lb.
Maxium Variation between
Cylinders ( any one engine )
15 lb.
Firing order 1-8-4-3-6-5-7-2

[Engine| Cyl #'s| Weights| Dim's| Crankshaft| Main Brg Journals| Crankpin Journals| Con Rods and Brgs| Con Rod Bushing]
[ Camshaft| Camshaft Bearing Journals | Camshaft Bearings Diameter| Camshaft Chain| Tappets| Pistons| Piston Pins]
[ Rings| Valves Intake| Valves Exhaust| Valve Springs - Outer| Valve Springs - Inner| Cylinder Head| Engine Lubrication]
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Cylinder Numbering
From front of engine Left Bank 1-3-5-7
Right Bank 2-4-6-8

Engine Weights
Dry
Power plant assembly
710 lb.
960 lb.

[Engine| Cyl #'s| Weights| Dim's| Crankshaft| Main Brg Journals| Crankpin Journals| Con Rods and Brgs| Con Rod Bushing]
[ Camshaft| Camshaft Bearing Journals | Camshaft Bearings Diameter| Camshaft Chain| Tappets| Pistons| Piston Pins]
[ Rings| Valves Intake| Valves Exhaust| Valve Springs - Outer| Valve Springs - Inner| Cylinder Head| Engine Lubrication]
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Engine Dimensions
Width ( oil filter installed )
Height ( bottom of oil pan to top of air cleaner )
Length ( back of flywheel housin g to front of FAN )
( Length may vary between early and late castings)
32 3/8
36 1/2
36 3/4

< /TR>
Crankshaft
TypeFully Counterbalanced
Bearings Steel Backed Babbit
Journal Diameter 2.4995 to 2.500 5
Crank Pin Diameter 2.249 to 2.25 0
Maximum Out Of Round Permissible .001
Number Of Main Bearings 5
Radial Clearance ( desired ) .00 05 to .0015
Maximum Allowable Before Reconditioning< /TH> .0025
End Play .002 to .007
Maximum Allowable Before Reconditioning .010
Thrust Taken By #3 Main Bearing< /TD>
Finish at Rear Seal Surface Knur led
Interchangeability of Bearings Upper and Lower #'s 1,2,4
Upper and Lower # 3
Upper and Lower not Interchangeable # 5
Bearing Sizes ( Diameter and Length) #1- 2.5 x .875
#2- 2.5 x .875
#3- 2.5 x .870
#4- 2.5 x .875
#5- 2.5 x 1.595
Main Bearing (service)
Available in St andard and
the following Undersized
# 1- .001 .002 .003 .010 .012
#2- .001 .002 .003 .010 .012
#3- .001 .002 .003 .010 .012
#4- .001 .002 .003 .010 .012
#5- .001 .002 .003 .010 .012< BR>

< /TR>
Main Bearing Journals
Diameter 2.4995 to 2.5005
Maximum Allowable Out of Round . 001
Maximum Allowable Taper .001
Center Bearing Run-Out ( total indicator reading )
When Supported at Front and Rear Main Bearing
.002

[Engine| Cyl #'s| Weights| Dim's| Crankshaft| Main Brg Journals| Crankpin Journals| Con Rods and Brgs| Con Rod Bushing]
[ Camshaft| Camshaft Bearing Journals | Camshaft Bearings Diameter| Camshaft Chain| Tappets| Pistons| Piston Pins]
[ Rings| Valves Intake| Valves Exhaust| Valve Springs - Outer| Valve Springs - Inner| Cylinder Head| Engine Lubrication]
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Crankpin Journals
Diameter 2.249 to 2.250
Length 1 7/8
Maximum Allowable Out-of-Round . 001
Maximum Allowable Taper .001

Connecting Rods and Bearings
Type Drop Forged I Beam
Length (center to center) 6 5/8< /TD>
Weight (less bearing) 25.2 oz.
Bearings Steel Backed Babbitt
Diameter and Length 2 1/4 x 29/3 2
Radial Clearance Desired .0005 t o .0015
Maximum Allowable Before Reconditioning .0025
Side Clearance .006 to .014
Bearings for Service Standard, . 001, .002, .003,
.010, .012 U.S.

[Engine| Cyl #'s| Weights| Dim's| Crankshaft| Main Brg Journals| Crankpin Journals| Con Rods and Brgs| Con Rod Bushing]
[ Camshaft| Camshaft Bearing Journals | Camshaft Bearings Diameter| Camshaft Chain| Tappets| Pistons| Piston Pins]
[ Rings| Valves Intake| Valves Exhaust| Valve Springs - Outer| Valve Springs - Inner| Cylinder Head| Engine Lubrication]
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Connecting Rod Bushing
Type Steel Backed Bronze
Number of Bearings 8
Diameter and Length 59/64 x 1 3/ 16
Interchangeability All
Clearance .0001 to .0004 Selecti ve

< /TR>
Camshaft
Drive Chain
Bearings Steel-Backed Babbitt
Number 5
Thrust Taken By Thrust Plate
End Play .002 to .006
Maximum Allowable Before
Reconditionin g
.010
Radial Clearance .001 to .003
Maximum Allowable Before
Reconditionin g
.005
Valve Lift - Intake .378
Valve Lift - Exhaust .361

[Engine| Cyl #'s| Weights| Dim's| Crankshaft| Main Brg Journals| Crankpin Journals| Con Rods and Brgs| Con Rod Bushing]
[ Camshaft| Camshaft Bearing Journals | Camshaft Bearings Diameter| Camshaft Chain| Tappets| Pistons| Piston Pins]
[ Rings| Valves Intake| Valves Exhaust| Valve Springs - Outer| Valve Springs - Inner| Cylinder Head| Engine Lubrication]
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Camshaft Bearing Journals Diameter and Length
No. 1 1.998 to 1.999 x 15/16
No. 2, 3, 4 1.998 to 1.999 x 23/ 32
No. 5 1.4355 to 1.4365 x 29/32

Camshaft Bearings Diameter and Length (after reaming)
No. 1 2.000 to 2.001 x 15/16
No. 2, 3, 4 2.000 to 2.001 x 13/ 16
No. 5 1.4375 to 1.4385 x 7/8

Camshaft Chain
Adjustment None
Number of Links 68
Pitch .375
Width 1 1/8

Tappets
Type Hydraulic
Clearence in Block .0005 to .001 5
Body Diameter .9040 to .9045
Clearence Between Valve Stem
and Rocke r Arm or Tappet
Dry Lash .060 to .210

[Engine| Cyl #'s| Weights| Dim's| Crankshaft| Main Brg Journals| Crankpin Journals| Con Rods and Brgs| Con Rod Bushing]
[ Camshaft| Camshaft Bearing Journals | Camshaft Bearings Diameter| Camshaft Chain| Tappets| Pistons| Piston Pins]
[ Rings| Valves Intake| Valves Exhaust| Valve Springs - Outer| Valve Springs - Inner| Cylinder Head| Engine Lubrication]
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Pistons
Type Horizontal Slot with Steel Strut
Material Aluminum Alloy Tin Coat ed
Clearance in Bore (pounds pull with
. 002 x 1/2 feeler stock)
5 to 12 lb.
Land Clearance (diametrical) .02 2
Clearance at Skirt ( 1 1/2 form Bottom) .0005 to .0015
Weight (Standard through .060 oversize) 20.8 oz.
Piston Length (overall) 3 7/8
Ring Groove Depth (compression) No. 1 .204
No. 2 .204
No. 3 .198
Pistons for Service Standard, .0 05, .020, .030, .040, .060, o.s.

[Engine| Cyl #'s| Weights| Dim's| Crankshaft| Main Brg Journals| Crankpin Journals| Con Rods and Brgs| Con Rod Bushing]
[ Camshaft| Camshaft Bearing Journals | Camshaft Bearings Diameter| Camshaft Chain| Tappets| Pistons| Piston Pins]
[ Rings| Valves Intake| Valves Exhaust| Valve Springs - Outer| Valve Springs - Inner| Cylinder Head| Engine Lubrication]
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Piston Pins
Type Full Floating
Diameter and Length 63/64 x 3 9/ 64
Clearance in Piston (thumb press at 70 86; F.) .0000 to .0005
End Play .004 to .026
Clearance in Rod (selective) .00 01 to .0004
Piston Pins for Service Standard , .003, .008 o.s.
Direction Offset in Piston Towa rd Right Side of Engine

Piston Rings
Number of Rings per Piston 3
Number of Compression Rings per Piston 2
Number of Oil Rings per Piston 1
Width of Rings Compression 5/64< BR>Oil 3/16
Gap .015
Piston Ring Gaps .010 to .020
Ring Side Clearance Compression .0020 to .0035
Upper .0010 to .0025
Intermediate .0010 to .0025
Oil .0 010 to .003

[Engine| Cyl #'s| Weights| Dim's| Crankshaft| Main Brg Journals| Crankpin Journals| Con Rods and Brgs| Con Rod Bushing]
[ Camshaft| Camshaft Bearing Journals | Camshaft Bearings Diameter| Camshaft Chain| Tappets| Pistons| Piston Pins]
[ Rings| Valves Intake| Valves Exhaust| Valve Springs - Outer| Valve Springs - Inner| Cylinder Head| Engine Lubrication]
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Valves - Intake
Material Silicon-Chromium Steel< /TD>
Head Diameter 1 13/16
Length (to top of valve face) 5. 0
Stem Diameter .372 to .373
Stem to Guide Clearance .001 to .003
Maximum Allowable Before
Reconditionin g
.004
Distance from Top Face of
Guide to Fa ce of Block
1.0
Angle of Seat 45º
Adjustment None
Lift .378

Valves - Exhaust
Material Silicon-Chromium Steel< /TD>
Head Diameter 1 1/2
Length (to top of valve face) 4 29/32
Stem Diameter .371 to .372
Stem to Guide Clearance .002 to .004
Maximum Allowable Before
Reconditionin g
.006
Distance from Top Face of
Guide to Fa ce of Block
1 7/32
Angle of Seat 45º
Adjustment None
Lift .361

[Engine| Cyl #'s| Weights| Dim's| Crankshaft| Main Brg Journals| Crankpin Journals| Con Rods and Brgs| Con Rod Bushing]
[ Camshaft| Camshaft Bearing Journals | Camshaft Bearings Diameter| Camshaft Chain| Tappets| Pistons| Piston Pins]
[ Rings| Valves Intake| Valves Exhaust| Valve Springs - Outer| Valve Springs - Inner| Cylinder Head| Engine Lubrication]
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Head
Valve Springs - Outer
Number 16
Free Length 2
Load When Compressed to (valve closed) 1 11/16 - 46 to 51 lb.
Load When Compressed to (valve open) 1 5/16 - 124 to 132 lb.
Assemble with Closed Coils Toward
Valve Spring ID .990 to 1.010

Head
Valve Springs - Inner
Number 16
Free Length 1 7/8
Load When Compressed to (valve closed) 1 9/16 - 12 to 14 lb.
Load When Compressed to (valve open) 1 3/16 - 35 to 40 lb.
Assemble with Closed Coils Toward
Valve Spring ID .690 to .710
Valve Spring Installed Height
(spring seat to retainer)
1 5/8 to 1 11/16
Recondition at 1 23/32

[Engine| Cyl #'s| Weights| Dim's| Crankshaft| Main Brg Journals| Crankpin Journals| Con Rods and Brgs| Con Rod Bushing]
[ Camshaft| Camshaft Bearing Journals | Camshaft Bearings Diameter| Camshaft Chain| Tappets| Pistons| Piston Pins]
[ Rings| Valves Intake| Valves Exhaust| Valve Springs - Outer| Valve Springs - Inner| Cylinder Head| Engine Lubrication]
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Cylinder Head
Number Used 2
Combustion Chamber Hemispherical
Valve Seat Run-out (maximum) .00 2
Valve Seat Out-of-Round .0005
Intake Valve Seat Angle 45º ; to 45 1/2º
Seat Width (finished) .060 to .0 85
Exhaust Valve Seat Angle 45º ; to 45 1/2º
Seat Width (finished) .040 to .0 60
Cylinder Head Gasket (thickness) .020

< TD>40 to 65 lb.
Engine Lubrication
Pump Type Rotary, Full Pressure< /TD>
Capacity (qt.) - When Filter Element
i s Replaced add 1 qt.
5 (12 with Torque Converter)
Pump Drive Camshaft
Operating Pressure at 40 to 50 MPH
Pressure Drop Resulting from Clogged Filt er 15 to 20 lb.

[Engine| Cyl #'s| Weights| Dim's| Crankshaft| Main Brg Journals| Crankpin Journals| Con Rods and Brgs| Con Rod Bushing]
[ Camshaft| Camshaft Bearing Journals | Camshaft Bearings Diameter| Camshaft Chain| Tappets| Pistons| Piston Pins]
[ Rings| Valves Intake| Valves Exhaust| Valve Springs - Outer| Valve Springs - Inner| Cylinder Head| Engine Lubrication]
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Frank Tomjack

  E-MAI L