Later 440's have sodium filled valves??

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Later 440's have sodium filled valves?? #2594013 12/18/18 10:22 PM 12/18/18 10:22 PM
Joined: Aug 2003 Posts: 869 Avondale AZ Prodart440 OP super stock
Prodart440 OP super stock Joined: Aug 2003 Posts: 869 Avondale AZ	My brother told me he heard the later 440 engines used sodium filled valves, and were not designed to run at higher RPM. I bought one from him out of a 78 motor home for my Coronet. Just wanted to comfirm, is this rumor true or is it fake news? Aaron 68 Roadrunner 383/AT 69 Dart GT Conv. 383/AT 05 Dodge Ram 4x4 Cummins 06 GoManGo R/T Daytona #757 68 Coronet 440

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??	IcorkSOAK	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??	IcorkSOAK	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??	IcorkSOAK	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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