Later 440's have sodium filled valves??

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Re: Later 440's have sodium filled valves?? [Re: Prodart440] #2594594 12/20/18 08:24 AM 12/20/18 08:24 AM
Joined: Jan 2006 Posts: 8,162 USA 3 360view Moparts resident spammer
360view Moparts resident spammer 3 Joined: Jan 2006 Posts: 8,162 USA	Rough rule of thumb used to be that using a sodium filled exhaust valve allows about +1 in compression ratio on the same Octane fuel. Ford 427s had so many failures of their particular sodium filled valves that the idea got a bad name that has lasted decades.

Entire Thread
Subject	Posted By	Posted
Later 440's have sodium filled valves??	Prodart440	12/19/18 03:22 AM
Re: Later 440's have sodium filled valves??	Cab_Burge	12/19/18 05:06 AM
Re: Later 440's have sodium filled valves??	BlwnCrcab	12/19/18 05:12 AM
Re: Later 440's have sodium filled valves??	mopargem	12/19/18 05:24 AM
Re: Later 440's have sodium filled valves??	Cab_Burge	12/19/18 10:21 PM
Re: Later 440's have sodium filled valves??	383man	12/19/18 05:10 AM
Re: Later 440's have sodium filled valves??	mike s	12/19/18 05:37 AM
Re: Later 440's have sodium filled valves??	dOc !	12/19/18 05:48 AM
Re: Later 440's have sodium filled valves??	mopargem	12/19/18 05:51 AM
Re: Later 440's have sodium filled valves??	383man	12/20/18 04:14 AM
Re: Later 440's have sodium filled valves??	dOc !	12/19/18 05:55 AM
Re: Later 440's have sodium filled valves??	Prodart440	12/19/18 06:50 AM
Re: Later 440's have sodium filled valves??	360view	12/19/18 03:53 PM
Re: Later 440's have sodium filled valves??	Sunroofcuda	12/20/18 05:11 AM
Re: Later 440's have sodium filled valves??	dOc !	12/20/18 06:39 AM
Re: Later 440's have sodium filled valves??	astjp2	12/20/18 08:41 AM
Re: Later 440's have sodium filled valves??	360view	12/20/18 12:24 PM
Re: Later 440's have sodium filled valves??	Supercuda	12/20/18 04:32 PM
Re: Later 440's have sodium filled valves??	jcc	12/20/18 04:47 PM
Re: Later 440's have sodium filled valves??	Cab_Burge	12/20/18 07:43 PM
Re: Later 440's have sodium filled valves??	Fat_Mike	12/20/18 07:52 PM
Re: Later 440's have sodium filled valves??	dogdays	12/21/18 06:57 PM
Re: Later 440's have sodium filled valves??	jcc	12/21/18 10:59 PM
Re: Later 440's have sodium filled valves??	sasquatch	12/21/18 11:49 PM
Re: Later 440's have sodium filled valves??	Supercuda	12/20/18 04:53 PM
Re: Later 440's have sodium filled valves??	jcc	12/20/18 06:50 PM
Re: Later 440's have sodium filled valves??	360view	12/23/18 03:29 PM
Re: Later 440's have sodium filled valves??	360view	12/23/18 03:34 PM

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