Mopar Information:HomeMusclecarsClassic1970 Chrysler 300 Hurst

1970 Chrysler 300 Hurst Engine, Transmission & Rear-End Information:

Engine:

Type: 90˚ V Cylinders: 8 Valve Arrangement: Overhead, Hydraulic Lifters

Bore & Stroke: 4.32 x 3.75 Piston Displacement: 440

Compression Ratio: 9.7:1 Firing Order: 1-8-4-3-6-5-7-2

Maximum Brake Horse Power: 375 @ 4600 RPM

Maximum Torque: 480 @ 3200 RPM

Intake Valve Diameter: 2.08" Exhaust Valve Diameter: 1.74"

Valve Lift - Intake .450 Exhaust .465

Valve Open Duration Intake - Intake 276˚ Exhaust 292˚

Valve Overlap: 54˚, Intake Opens 25˚ BTDC

Pistons: Aluminum Alloy with Three Rings Crankshaft: Drop Forged Steel

Engine Tuning Specifications:

Idle Speed (neutral): 800 RPM

Basic Ignition Timing (with vacuum line disconnected): 2-1/2˚ @ 800 RPM

Spark Plugs: Champion J-11Y Spark Plug Gap: 035

Distributor Breaker Point Gap: .016-.021

Fuel And Lubricating System:

Carburetor: Carter One 4-Barrel, Down Draft, Velocity, Valve Type Secondary System, Automatic Choke.

Fuel Pump: Mechanical Air Cleaner: Paper Element, 500 sq. in. Effective Area.

Gas Tank Capacity: 24 gals.

Crankcase Capacity: 6 Quarts (add 1 qt. when replacing Filter). Oil Filter: Full-Flow Type

Cooling System:

Capacity: 15.5 qts, (17 quarts if equipped with A.C.)

Type: "Series-Flow" With Pressure-Vent and Thermostatic By-Pass Temperature Control.

Fan: 7-Blade, 18" dia.

Electrical System:

Type: 12 Volt, Negative Ground

Battery (without air conditioning): 78 Plate, 70 Ampere-Hour Alternator: 37 Ampere

Ignition Distributor: Dual Breaker, Mechanical & Vacuum Advance.

Transmission:

Type - Automatic: Torque Converter & Planetary Gears, Fully Automatic

Max. Over-All Torque Multiplication: 4.90 First Gear Ratio: 2.45 Second Gear Ratio: 1.45

Type Lubricant Recommended: Auto. Trans. Fluid, Type "A" Suffix "A" Capacity: 19.0 pts.

Steering:

Type: Constant-Control Power Steering Ratio (gear): 15.7

Rear Axle:

Ratio (Standard) with automatic transmission: 3.23 to 1

The Mopar related information found in this section is believed to be accurate. The 440magnum Network assumes no responsibility for errors or omissions in anything that is referenced by or linked to and from this site. This information is provided "as is" and was obtained from Chrysler Corporation, WWW, Books and other Reference Materials.


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