Valves for 452 Heads

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m79ded

FABO Gold Member
FABO Gold Member
Joined
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Location
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I am refreshing a set of 452 heads and I already have the 2.14 MP intakes from a while ago, I need to get exhaust valves. I was looking @ Ferrea 5000 and Milodon's 1.74 and 1.81. The plan is to put them onto a 400 or a 451 with a mild 220-228 490 lift cam, the heads will just be bowl blended and mostly street use.
Any preferences? on brand and size?
Thanks
 
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I could sell you SI valves, but the intake and exhaust 2.14" & 1.81" are currently sold out for a few months.

Honestly your wasting your time installing big valves on that small a cubic inch engine. You're going to lose the most important part of the combination.

AIR SPEED!

I have a 499RB with 236/242 duration .570" lift solid roller cam and I still run stock valve sizes in my heavily ported 452 heads. It's not that I couldn't put big valves in them.

I choose not to put them in a street engine.

Tom
 
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