Rstockbridge
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- Nov 13, 2017
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Does anyone know what the timing should be for a 400 with a 727 auto, headers aluminum intake and cam with the following specs:
Cam Style:Hydraulic flat tappet
Basic Operating RPM Range:2,000-5,800
Intake Duration at 050 inch Lift:227
Exhaust Duration at 050 inch Lift:241
Duration at 050 inch Lift:227 int./241 exh.
Advertised Intake Duration:279
Advertised Exhaust Duration:296
Advertised Duration:279 int./296 exh.
Intake Valve Lift with Factory Rocker Arm Ratio:0.486 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio:0.473 in.
Valve Lift with Factory Rocker Arm Ratio:0.486 int./0.473 exh.
Lobe Separation (degrees):107
Camshaft Gear Attachment:1-bolt
Computer-Controlled Compatible:No
Cam Style:Hydraulic flat tappet
Basic Operating RPM Range:2,000-5,800
Intake Duration at 050 inch Lift:227
Exhaust Duration at 050 inch Lift:241
Duration at 050 inch Lift:227 int./241 exh.
Advertised Intake Duration:279
Advertised Exhaust Duration:296
Advertised Duration:279 int./296 exh.
Intake Valve Lift with Factory Rocker Arm Ratio:0.486 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio:0.473 in.
Valve Lift with Factory Rocker Arm Ratio:0.486 int./0.473 exh.
Lobe Separation (degrees):107
Camshaft Gear Attachment:1-bolt
Computer-Controlled Compatible:No