Engine Specifications—3Jl - Dodge D150 1990 Service Manual

Rear wheel drive ram truck
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a g a i n s t t h e can-to-base
l o c k
s e a m .
T h e l o c k
s e a m ( j o i n i n g t h e c a n t o t h e base) i s r e i n f o r c e d
b y t h e b a s e p l a t e .
(1) U s i n g Tool C-4065, unscrew
filter
from
base
and discard (Fig. 23).
(2) Wipe base clean, t h e n inspect gasket contact
surface.
(3) Lubricate gasket of new filter w i t h clean engine
oil.
(4) I n s t a l l and t i g h t e n filter t o 20 N-m (15 f t . lbs.)
torque, or 3/4 to 1 t u r n s after gasket contacts base.
Use filter wrench, i f necessary.
(5) S t a r t engine and check f o r leaks.
ENGINE SPECIFICATIONS—3JL
Type
Number of C y l i n d e r s . . . . . . . . . . . . . . . . . . . . . . . .
Bore
. . . . . . . . . . . . . . . . . . . . . . . . . . .
Stroke . . . .
. . . . . . . . . .
Piston Displacement
Compression ratio
Minimum Compression Pressure See "Engine
Performance" in Standard Service Procedures
Maximum Variation between Cylinders (any
one engine)
Firing Order
Basic Timing
CYLINDER NUMBER (front to rear)
Left Bank
Right Bank
CYLINDER BLOCK
Cylinder Bore (standard)
Cylinder Bore Out-of-Round
(Maximum allowable before reconditioning)
Cylinder Bore Taper
(Maximum allowable before reconditioning)
Reconditioning Working Limits
(for taper and out-of-round)
Maximum Allowable Oversize (cylinder bore) .
Tappet Bore Diameter
Distributor Lower Drive Shaft Bushing
(press fit in block)
Shaft to Bushing Clearance
PISTONS
Type Material
.
Land Clearance (Diametrical) . . . . . . . . . .
Clearance at Top of Skirt
Weight (Std. through .040" oversize)
Piston Length (overall)
Ring Groove Depth
No. 1
No. 2
No. 3
Pistons for Service
PISTON PINS
Type
Diameter
Length
Clearance in Piston (Light Thumb
P u s h ® 7 0 ° F . ) . . . . . . —
. . . .
End Play . . . .
Clearance in Rod
Pins for Service
90°V
6
3.91"
3.31"
238 cu. in.—(3.9L)
9.0 to 1
100 psi
25 %
1-6-5-4-3-2
Refer to Emission Control Information
Label on Vehicle
1- 3-5
2- 4-6
3.910"—3.912"
.005"
.010"
.001"
.040"
.9051"—.9059"
.0005"—.014"
.0007"— .0027"
Alloy Tin Coated
.019"— .024"
.0005"— .0015"
594.6 ± 2 gms.
3.40"
.205"
.205"
.194"
Standard and .020"
Oversize
Press Fit in Rod
.9841"— .9843"
2.990"—3.020"
.0000"— .0005"
None
.0007"— .0014"
(Interference)
Standard .003"
and .008" oversize
J9009-102

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