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Recent content by bmmaroh

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    1977 Trans Am Pontiac 400 Vibration 1700-2000 RPM?

    Because I can cause the vibration while the car is not moving, I feel like it is coming from the engine and anything connected to the engine. I will take a look at the harmonic balancer. Not sure how to determine if it is the flywheel.
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    1977 Trans Am Pontiac 400 Vibration 1700-2000 RPM?

    I started noticing a vibration between 1700-2000 rpm. This happens while in neutral if I rev the engine to that range or while I am motoring down the highway at that rpm range. It's not a shake your teeth loose vibration, but you notice it. This is a 400 with the original 4-speed. Could...
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    1977 T/A Front Bucket Lower Extension Springs

    I am restoring the front bucket seat on my 77 T/A. Does anyone know where I can get extension springs that support grid springs? I have attached an image showing the springs I need.