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  1. RAWPWR

    440 rattle/knocking sound

    9/10/21 update It looks as though it an exhaust leak between the head and manifold. the bolts on the manifolds have the 3 extended type shaft that screw onto the stud. well on the LH one, I had used just long bolts with a washer. been like this for 30+ years now. well I ordered the correct type...
  2. RAWPWR

    440 rattle/knocking sound

    spoke to an engine builder and showed him my exhaust manifold. with a straight edge you can see the center ports are not true with the outers. he said try another gasket with some gasket sealer too. the noise I described he said it sounded like an exhaust leak especially when it gets hot the...
  3. RAWPWR

    440 rattle/knocking sound

    day 2 flex plate tight and couldn't see any cracks. left the inspection cover off and started it up. same lifter noise (my description) but seem to quiet down. once up to temp, i rev it up and can only hear the carbs roaring, no ticking. back at idle i can hear it lightly ticking again. got a...
  4. RAWPWR

    440 rattle/knocking sound

    would a bearing quiet down when the engine get to normal temp? the car has not been sitting, been driving it a bit the last two years. the over rev was not intentional, dropped to low 2 and held it to long. 3:23 rear gears. 295/50/15 on the rear heat riser is ok it sounded like a lazy lifter to...
  5. RAWPWR

    440 rattle/knocking sound

    help: 1968 motor rebuilt 30 over but that was 20+years ago. motor has 17K been running it the last two years. all seems good. did a beat run, tack it up a bit 92ish mph in low2 of my 727 not sure the RPM's. came home ok. next day started it and clacking /knocking sound from pass side, gets...
  6. RAWPWR

    2 - quads vs sixpack on '67 440 hp

    I like the way dual quads look on my 440.
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