Quote:
Originally Posted by 427 S/O
I'm reminded of the 60's 427 NASCAR engines, running 7K rpm for 3-4 hours with a standard coil, dual point distributor and cast iron rocker arms is unthinkable today. I've hit 7K RPM maybe 3-4 times in the 15K I have on my engine and I cringed every time.
I seriously doubt a today's FE 427 would do that much better, how could it?.
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There's a boat load of "windowed" OEM S/O blocks out there that might argue that 7K rpm theory with you..
The new structurally stronger, more rigid blocks running the w-i-d-e BBC rods will definately support higher rpms.
Dave