The Ford Barn - valve ID

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Lawrie

05-21-2017 11:44 PM

valve ID

I have a set of new valves for a flathead I,m building up.
it came with a set of new Precision engine parts valves part number P1821-7 and P 1821, would anyone know what the difference is,is one for the inlet?
Thanks Lawrie

WestCoast

05-22-2017 12:17 AM

Re: valve ID

Lawrie as you probly already know already know, original ford intake valves had a dish in the center of the valve, exhaust had flat top valves

Brian

05-22-2017 01:19 AM

Re: valve ID

Try with a magnet; ex valves are non magnetic

Lawrie

05-22-2017 01:44 AM

Re: valve ID

Brian they both are non magnetic.
West coast,8 of them have the dish ,
So I will use the dished ones in the intake.
thanks Brian and west coast.
Lawrie

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