Buick LeSabre 1965 Service Manual page 25

ENGINE
SPECIFICATIONS 2 - 3
2 - 2 ENGINE GENERAL SPECIFICATIONS
a. General Description & Specifications for 401 and 425 Cubic Inch V-8's
Item
Type - No. of Cylinders
Valve Arrangement
Bore and Stroke
Piston Displacement
Compression Ratio - Standard . .
Compression Ratio - Export . . .
Taxable Horsepower
Max. Brake Horsepower @ RPM .
Engine Torque @ RPM
Octane Requirements
Firing Order
Crankshaft Bearings - No. & Type
Material
Bearing Taking End Thrust . . . .
Connecting Rod Bearing Type . . .
Material
Piston Material
Compression Rings - Material . .
Oil Rings - Type
Material
Location of All Rings
Camshaft
Camshaft Drive
Camshaft Bearings
Valve Lifter - Type
Valve Spring - Type
401 Cu. In.
V-8
In Head
4.1875 x 3.640
401 Cu. In.
10.25:1
8.75:1
56.11
325 @ 4400
445 @ 2800
99 Research
90 Motor
1-2-7-8-4-5-6-3
5 Steel-Backed
#1 - #4 M-400
#5 Durex 100A
#3
Steel Backed
M-400
Cast Aluminum Alloy
Lubrited Cast Iron
Hump Type Expander
Steel
Above Pin
Cast Alloy Iron
Chain
5
Hydraulic
Inner & Outer Helical
425 Cu. In.
V-8
In Head
4.3125 x 3.640
425 Cu. In.
10.25:1
N.A.
59.51
340 @ 4400*
465 @ 2800
99 Research
90 Motor
1-2-7-8-4-5-6-3
5 Steel-Backed
#1 - #4 M-400
#5 Durex 100A
#3
Steel Backed
M-400
Cast Aluminum Alloy
Lubrited Cast Iron
Hump Type Expander
Steel
Above Pin
Cast Alloy Iron
Chain
5
Hydraulic
Inner & Outer Helical
Lubrication System
Oil Supplied to Bearing Surfaces Pressure
Oil Supplied to Crankshaft & Camshaft Pressure
Oil Supplied to Connecting Rods Pressure
Oil Supplied to Pistons & Pins Splash
Oil Supplied to Cylinder Walls Splash & Nozzle
Oil Supplied to Valve Lifters, Rocker Arms, and Valves . Pressure
Normal Oil Pressure 40 @ 2400
Oil Reservoir Capacity 4
Dry Engine 5
Oil Filter Full Flow
Cooling System
Water Temperature Control Thermostat
Thermostat Opens At 180°
Cooling System Capacity
Less Heater 16-3/4 Qts.
With Heater 17-3/4 Qts.
With A/C 18-1/4 Qts.
Fan Diameter, No. of Blades
Standard 18" x 4
Air Conditioning 20" x 7
Fan Drive
Standard Water Pump Shaft
Air Conditioning Thermostatic Controlled
Clutch
Pressure
Pressure
Pressure
Splash
Splash & Nozzle
Pressure
40 @ 2400 RPM
4
5
Full Flow
Thermostat
180°
17-1/4 Qts.
18-1/4 Qts.
18-1/4 Qts.
18'
20'
x 4
x 5
Water Pump Shaft
T h e r m o s t a t i c Controlled
Clutch
*On 425 Engine with 2 - 4 B a r r e l C a r b u r e t o r s , Max. B H P is 360 @ 4400 RPM