the specks on a 250 marine cam are like a 437/439 with a duration like a 204 An a 112 lobe seperation.So i dont think one for a 292 would be much different.So personaly I don't feel that it would be good enough for a druck for sure.
The 112 lobe seperation is fine But i feel you would need something more in the Low 500 lift range.Rpm band from idle to 5000/5500.
Just my personal 2cents


Larry/Twisted6
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Adding CFM adds boost smile
shocked God doesn't like ugly.