Lunati Hydraulic FT Cam users..........

PRH said

Exactly.

“400lb/in”

Not the same thing as “the recommended spring pressure is 400lb”

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ok. I guess I don't know what 400lb/in would be. 400 inch pounds is 33 ft lbs, so certainly that isn't what you mean. But I asked more than once for an explanation so I digress. :)