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Thread: Chevy 307 Build
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Old 05-08-2013, 01:04 PM
ss307 ss307 is offline
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I haven't heard much of Crower cams. How about a Crower 210HR215?

Basic Operating RPM Range: Idle-6,000

Intake Duration at 050 inch Lift: 212

Exhaust Duration at 050 inch Lift: 218

Duration at 050 inch Lift: 212 int./218 exh.

Advertised Intake Duration: 284

Advertised Exhaust Duration: 288

Advertised Duration: 284 int./288 exh.

Intake Valve Lift with Factory Rocker Arm Ratio: 0.462 in.

Exhaust Valve Lift with Factory Rocker Arm Ratio: 0.470 in.

Valve Lift with Factory Rocker Arm Ratio: 0.462 int./0.470 exh.

Lobe Separation (degrees): 110
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