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Roller rocker choices?

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Old Nov 24, 2004 | 05:28 PM
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Default Roller rocker choices?

I am debating on which roller rockers to use.
Criteria are:
1)Ease of installation (don't want to do too much grinding or cutting)
2)performance gains
3)quietness
4)durability
I am currently contemplating the Jesel 1.8 competition series, or the Crane 1.8 gold race extuded, or the Yella Terra 1.8's.
Does anyone have experience with any of these; good or bad?
Thanks.
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Old Nov 24, 2004 | 05:32 PM
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I put Harland Sharps on my 408. Very nice set up and very affordable.
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Old Nov 24, 2004 | 05:54 PM
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Same here. Harland Sharps. I had to clear the Rearmost driver side one, but only because of the 5.3 L heads I have. I understand the LS1/6 heads have better clearance.

http://redshift.homestead.com/rockers.html
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Old Nov 24, 2004 | 06:56 PM
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I have another thread on here with similar questions. The Cranes seem to advertise they are very quiet and won't set off the knock sensors. I am not sure if they are all like that or there is something special about the Crane's. They also talk about progressive lift, but I think that is just the natural length change due to radius, not sure though. Comp Cams also has a new setup that is interesting as well.
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Old Nov 25, 2004 | 12:40 AM
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Originally Posted by 90 droptop
I put Harland Sharps on my 408. Very nice set up and very affordable.
no noise problems either.

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Old Nov 25, 2004 | 02:03 AM
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Yella Terra 1.7's on LS6 heads. No clearance problems, a little clicky because they are 0 lash rockers but not enough to trip knock sensors.
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Old Nov 25, 2004 | 06:59 PM
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Thanks for the replies so far! Anybody else with Jesels, Cranes, Yella Terras, comps, or Harland Shaps'?
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Old Nov 26, 2004 | 01:37 PM
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Originally Posted by PHPD7102
Yella Terra 1.7's on LS6 heads. No clearance problems, a little clicky because they are 0 lash rockers but not enough to trip knock sensors.
Same here, YT 1.7's on LQ9 heads....quieter than stock.
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Old Nov 26, 2004 | 03:59 PM
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I have 1:8 Jesels on my 00 coupe. They were installed with head/cam so can't say how much they added. Required some clearance grinding on the valve covers at one end but no big deal. These were recommended by APE who did my engine work.
Fred K.
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Old Nov 26, 2004 | 07:51 PM
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FKING1, did you get the Jesel Y2K's or were they the Jesel comp series?
The Y2K's are the adjustables.
Thanks.
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Old Nov 27, 2004 | 06:07 AM
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Crane 1.80 "Quick Lift" rockers here. No clearance problems and very quiet.
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Old Nov 27, 2004 | 07:39 PM
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Xtrooper, did you change your springs and pushrods as well or di you change the rockers only? Find any power increase?
Thanks.
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