3
ENGINE
(V-8)
For service procedures and general description of the
V-8 engine, refer to the 1956 Special V-8 Technical .
Service Manual Supplement.
The engines are similar in design varying only
dimensionally effecting increase in horsepower
ENGINE SPECIFICATIONS
Type
Bore
Stroke
Displacement
Compression Ratio
Carburetor
Brake Horsepower
Torque
Taxable Horsepower
Fuel
90° V-8 O.H.V.
4"
314"
327 Cu. In-
9.00:1
WCFB-Four Barrel
255 @ 4700 R.P-M.
345 Lbs. Ft. @ 2600 R-P.M.
51.2
Premium (95.9 Octane Research)
VALVES
Intake Valve Lift
Intake Valve Stem
Standard Diameter
Intake Valve Face Angle
Intake Valve Seat Angle
Intake Valve Seat Width
Intake Valve Spring Tension
Valve Closed
Valve Open
Intake Valve Stem to
Guide Clearance
Valve Guide I.D.
Exhaust Valve Lift
Exhaust Valve Stem
Standard Diameter
Exhaust Valve Face Angle
Exhaust Valve Seat Angle
Exhaust Valve Seat Width
Exhaust Valve Spring Tension
Valve Closed
Valve Open
.375"
.3412"-.3417"
29°
30°
.078"-.093"
85-91 Lbs. @ 1-13/16"
150-160 Lbs. @ 1-7/16"
-0013"-.0028"
.3430"--3440"
.375"
.3407"--3412"
44°
45°
.093"--104"
85-91 Lbs- ((4 1-13/16"
150-160 Lbs. (a) 1-7/16"
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