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valve springs #1607517 04/14/14 07:05 PM 04/14/14 07:05 PM
Joined: Nov 2011 Posts: 256 libby mt L lifted85 OP enthusiast
lifted85 OP enthusiast L Joined: Nov 2011 Posts: 256 libby mt	ok guy's i will be running a comp XE256H in my 74 318 motor, now summit say's comp cam's recommend Valve Springs 926-16, cant i run the comp 901's & still be safe?? drive fast, drive hard, DRIVE MOPAR

Re: valve springs [Re: lifted85] #1607518 04/14/14 09:43 PM 04/14/14 09:43 PM
Joined: Nov 2003 Posts: 36,040 Lincoln Nebraska R RapidRobert Circle Track
RapidRobert Circle Track R Joined: Nov 2003 Posts: 36,040 Lincoln Nebraska	do either Comp or Summitt have published open/closed specs for both of those springs? live every 24 hour block of time like it's your last day on earth

Re: valve springs [Re: RapidRobert] #1607519 04/14/14 10:06 PM 04/14/14 10:06 PM
Joined: Oct 2005 Posts: 4,941 WI Dcuda69 master
Dcuda69 master Joined: Oct 2005 Posts: 4,941 WI	Quote: do either Comp or Summitt have published open/closed specs for both of those springs? That's what you'll need as well as installed height and coil bind specs.

Re: valve springs [Re: Dcuda69] #1607520 04/15/14 01:52 AM 04/15/14 01:52 AM
Joined: Jan 2003 Posts: 16,376 D dogdays I Live Here
dogdays I Live Here D Joined: Jan 2003 Posts: 16,376	It's so easy to look up. The 926 installed at 1.8" has 109 seat pressure and spring rate of 415 lb per inch. So if your 318 is like mine it has installed height of 1.6" so seat pressure would be 192 lb. sounds too much to me, but what do I know? The 901 has 101 at 1.6 IH and spring rate 353 lb per inch. I believe board members have used that spring on similar cams successfully. R.

Re: valve springs [Re: dogdays] #1607521 04/15/14 03:40 AM 04/15/14 03:40 AM
Joined: Nov 2011 Posts: 256 libby mt L lifted85 OP enthusiast
lifted85 OP enthusiast L Joined: Nov 2011 Posts: 256 libby mt	i know hence i did look it up, my question was can i run the 901's safely.. drive fast, drive hard, DRIVE MOPAR

Re: valve springs [Re: lifted85] #1607522 04/15/14 09:02 AM 04/15/14 09:02 AM
Joined: Jan 2003 Posts: 3,920 n.e. pa. 6 65rbdodge master
65rbdodge master 6 Joined: Jan 2003 Posts: 3,920 n.e. pa.	run the 901's that's what I had on the 302 heads I was using on the 318 I had the 256 cam in, that what comp says to use- http://www.compcams.com/Company/CC/cam-specs/Details.aspx?csid=625&sb=0

Re: valve springs [Re: 65rbdodge] #1607523 04/15/14 02:27 PM 04/15/14 02:27 PM
Joined: Jan 2007 Posts: 1,668 Mi,U.S.A. M mike s top fuel
mike s top fuel M Joined: Jan 2007 Posts: 1,668 Mi,U.S.A.	Try a set of edelbrock springs from their rpm heads. Perfect for that small cam and very inexpensive. Leave the gun.......take the Cannoli's....Mike

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