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whats the feeling or sound when floating heads

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Old 10-05-2004 | 03:39 PM
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Originally Posted by ohohsilverado
ok, so how hard is it to change springs on the heads. would you suggest changing rocker arms, valves, cam(any one of these or all) at the same time i change the springs. also, would you change the pushrods too. help me to learn guys
Doing springs, rockers, pushrods, etc - it really not all that hard, just mild PITA and time consuming.

I've found that I'm much better mechanically when I'm working on internal engine stuff, than body related things like suspension or sway-bars. I'd rather do a (valve)spring swap than replace the brake lines on my truck again, if that puts anything into perspective for you...

I think it's completely up to you about going with any more hardware than just springs... there is a ton of info out here on cams and rockers, you kind of have to decide for yourself unfortunately. It all comes down to money, and what you do with your truck.

If money is an issue, you'd be fine just running Comp 918's. Very popular spring, and they'll work as good as any on a stock cam.

Pushrods - some people use stockers as "fuseable links" - theory is, in case you overrev, they bend 'hopefully' saving you from piston to valve contact. Most other people say to replace them with hardened PR's if you do any higher RPM stuff though. I think the stock length is something like 7.365". I'm one of the many people running hardened PR's.

Stock rockers are good. Not like the old style ones that soak up a lot of power. Most people don't think going with 1.8 rockers is a cost effective investment...
Old 10-05-2004 | 03:46 PM
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wow, thanks marc for all the info. as far as money goes i believe in doing the job right so if you have to save up a little longer then you do. i will eventually replace the cam and other related parts so i was thinking if i have to work on some of the internal stuff anyways then i might as well do my other business while im at it. thanks for your help
Old 10-05-2004 | 07:12 PM
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i think it depends on the cam you go with. if it is below 550 lift them the Z06 springs will work great and they are around a 100.00 bucks.
Old 10-05-2004 | 10:54 PM
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cool, any other suggestions
Old 10-06-2004 | 08:46 AM
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OH yeah, I totally forgot about Z06 springs. I'd go with them if I were looking at a stock cam. I don't remember the differences in years though... you might need to investigate a bit...
Old 10-06-2004 | 02:48 PM
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thanks for the help guys
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