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sbc 307

  1. Drivetrain & Performance
    I recently did a CAM swap/head/intake swap on my 72, 307 V8. I did everything to the T. New cam is mild, 0.44 lift, new lifters, 305 re-machined heads and valves. I measured the new pushrod lengths and set the valve lash appropriately. When I cold start the car, sounds great but after it...
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