Original Message
351 C 2-V Intake Manifold Change Out
By Bryan - 07/20/2001 9:51:03 PM; IP 66.25.22.121
I recently swapped out my intake manifold on my 1971 Mach 1 with a 351 C 2V heads. I recently purchased the car and it came with a Ford 351 C 4V manifold in place of the original.

I have just completed the intake manifold swap and installed a Holley Street Dominator with a new Edelbrock Performer 600 cfm carb on top. The good news is the car runs much smoother but seems to have lost its power.

I checked the timing and it is set at 8 degrees BTC. I have new plugs, Petronix ignition, coil and wires.

Any ideas on why the older and incorrect Ford 4V manifold performed better than the lighter and better matched Holley manifold?

What can I do to get my power back without reinstalling the Ford 4V?

Thanks.
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Collapse <b>351 C 2-V Intake Manifold Change Out</b>&nbsp;-- <font color=#0000ff>Bryan, <i>07/20/2001</i></font>351 C 2-V Intake Manifold Change Out -- Bryan, 07/20/2001
 You might want to try the other Forum. [n/m] -- Mr F, 07/21/2001
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