Hello, I recently just purchased a 1973 Plymouth Duster and it has a 318/727 combo. From what i could tell it's an 87 motor. At the moment it's unbearably slow and I'm looking into modifications to make it faster. I've read about aluminum heads and a cam. The motor already has an Edelbrock performer intake with a 600 cfm carb and from what I can tell just by the sound of the car is a mild cam. I want a way to make more power out of the motor in a cheap way without tearing into rotating...
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