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tighter valve lash with roller rockers ? #1223609 04/28/12 04:36 PM 04/28/12 04:36 PM
Joined: Feb 2012 Posts: 110 S.E. WI A allmopar OP member
allmopar OP member A Joined: Feb 2012 Posts: 110 S.E. WI	I would like to know if it is better to run a tighter valve lash than the cam card recomendation when using roller rockers. I have a 440 with a comp cams solid lifter setup .502 lift. The cam card says .016 intake and .018 exaust. I am using Harland Sharp rockers. Would it be better for the roller bearings in the rockers if I ran less lash gap? maybe .012 lash?

Re: tighter valve lash with roller rockers ? [Re: allmopar] #1223610 04/28/12 07:50 PM 04/28/12 07:50 PM
Joined: Jun 2008 Posts: 3,916 usa L lewtot184 master
lewtot184 master L Joined: Jun 2008 Posts: 3,916 usa	the type of rocker doesn't dictate lash settings. the rocker ratio will affect minimum settings. i wouldn't do .012. thats about .008 at the lobe with a true 1.5 rocker and those harland sharps will probably measure a true 1.6. i use .010 clearance at the lobe as the minimum hot setting. so, multiply .010 by the true rocker ratio and use that as the minimum.

Re: tighter valve lash with roller rockers ? [Re: allmopar] #1223611 04/28/12 11:55 PM 04/28/12 11:55 PM
Joined: Jan 2003 Posts: 10,766 North Dakota 6PakBee I Live Here
6PakBee I Live Here Joined: Jan 2003 Posts: 10,766 North Dakota	What is the reasoning behind this? The higher ratio accuracy of a roller vs. stamped? "We live in a time when intelligent people are being silenced so that stupid people won't be offended".

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