Quote:
Originally Posted by Steve C.
As an example and for interest here, this is very nice street build that made 650 hp with 535 cubic inches using 345 cfm Edelbrock heads with 2.250 intake valves. The cam here was a relatively mild 248 degree hydraulic roller... knowing that going to a solid roller cam you will need to add additional duration.
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Good read Steve.
It peaked at 5400 RPM, my note above (9) was figuring he wanted 6000.
Here is hyd lobe 3318 (dark trace) vs solid lobe CR 4349, enough valve seat duration to turn 5400 RPM with 4.5 stroke. So 10 degrees more at .050.
258 @ .050
176 @ .200
.395 lobe lift.