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To Regrind , or not to Regrind camshafts? *chime in regrind users*

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Old Oct 18, 2004 | 10:04 PM
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LSVTEC 91 Civic's Avatar
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Default To Regrind , or not to Regrind camshafts? *chime in regrind users*

I've done a search, and I didn't find the information I was looking for...

I've been looking into getting a set of regrinds latley for my LSVTEC, But I've heard some horror stories about lobes flattening out and going bad, and I've heard some good things about Regrinds. Are they worth it? If you use a regrind, chime in.. and lets hear how your cams are working for you. I'd like to make a decision in a few days, as of now I'm swaying towards a set of Stage 2 Comp Cams, but I can find some regrinds for a better deal...

Which company makes the best regrinds? Crower? WebCams? Those are the 2 i'm currently looking at if I don't go ahead and buy the Comps.
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Old Oct 18, 2004 | 11:33 PM
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Default Re: To Regrind , or not to Regrind camshafts? *chime in regrind users* (LSVTEC 91 Civic)

i think it would be hard to get a stage2 profile out of just regrinding the cams. It would probably have to be welded to ad material to the lobe to get the aggressive lobe and thats when it starts to get expensive.
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Old Oct 18, 2004 | 11:35 PM
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Default Re: To Regrind , or not to Regrind camshafts? *chime in regrind users* (MrMike)

The deal is.. I can get a set of Comp Cams (Stage2) for $460 shipped, and I can get some more radical Webcam and crower grinds for about the same price... I'm thinking I should go with the Comp, but I'd like to hear some input first from people who use regrinds.
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Old Oct 18, 2004 | 11:52 PM
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Default Re: To Regrind , or not to Regrind camshafts? *chime in regrind users* (LSVTEC 91 Civic)

are they welding these cams aswell?
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Old Oct 18, 2004 | 11:53 PM
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Default Re: To Regrind , or not to Regrind camshafts? *chime in regrind users* (MrMike)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by MrMike &raquo;</TD></TR><TR><TD CLASS="quote">are they welding these cams aswell?</TD></TR></TABLE>

No, the Comp Cams aren't regrinds...
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Old Oct 19, 2004 | 12:31 AM
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we have been selling our own grinds of LS -NONVTEC cams for several years.

MrMike's statement of "hard to get a stage2 profile out of just regrinding the cams" is misleading. I have never been a fan of describing cams in stages. The consumer has to understand that each company has their OWN stages and can differ with each company.

We have 3 levels of cams that we offer(used to be 4 types). All of them are grinds and not one is welded. you can still get a good spec on without having to hardweld. Im not putting down welded cams, its just for the customer base we have, its rare to find someone that wants something that would need a hardweld cam.
By the way, our grinds are $240.00 for both cams.
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Old Oct 19, 2004 | 01:02 AM
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forgot to add:

Grind cams require the proper valve train to work properly. you hear of "flattening" or the cam not working the same after awhile. This happens often when the improper valvetrain is used. Valvetrain that is too stiff, example DUAL Valve springs, are too much for some cams. There are some high lift NonVtec cams that require Dual Valve Springs, but often, street/race cams just need Racing Single Valve Springs/

Wil
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Old Oct 19, 2004 | 04:43 AM
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Default Re: (exospeedAMcrx)

kinda OT but i figure its not a bad question, as far as cams go does it matter the core that you start with as to how far (large) of a cam profile you can make?
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Old Oct 19, 2004 | 06:23 AM
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Default Re: (JCushing)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by JCushing &raquo;</TD></TR><TR><TD CLASS="quote">kinda OT but i figure its not a bad question, as far as cams go does it matter the core that you start with as to how far (large) of a cam profile you can make?</TD></TR></TABLE>

Yes.

I have beeen running Colt Cams regrinds in my LS and I love them. I had their street grind cams in my mild LS setup, and now their LS race grinds in my built LS setup.

http://www.coltcams.com

Talk to Geoff, he knows his ****, and he's Canadian, eh.
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Old Oct 19, 2004 | 06:50 AM
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Default Re: (arw321)

so wich non vtec cam is the best then, im assuming the b20z but ive heard different things regarding cam sizes
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Old Oct 19, 2004 | 07:16 AM
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Default Re: (JCushing)

The LS cam is the most aggresive.

The B20 cams has slightly less duration.
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Old Oct 19, 2004 | 07:53 AM
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Default Re: (StyleTEG)

Hmm... Thinking about going with a set of Webs, or mabye even checking out the exospeed grinds. I'm running a Crower valvetrain, would that be too stiff for a regrind with this profile?

Cam Lift: 475 Intake / 435 Exhaust, 240 @ 50 intake / 245 @ 50 exhaust
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Old Oct 19, 2004 | 08:38 AM
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Default Re: (exospeedAMcrx)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by exospeedAMcrx &raquo;</TD></TR><TR><TD CLASS="quote">we have been selling our own grinds of LS -NONVTEC cams for several years.

MrMike's statement of "hard to get a stage2 profile out of just regrinding the cams" is misleading. I have never been a fan of describing cams in stages. The consumer has to understand that each company has their OWN stages and can differ with each company.

We have 3 levels of cams that we offer(used to be 4 types). All of them are grinds and not one is welded. you can still get a good spec on without having to hardweld. Im not putting down welded cams, its just for the customer base we have, its rare to find someone that wants something that would need a hardweld cam.
By the way, our grinds are $240.00 for both cams.</TD></TR></TABLE>
excellent points
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Old Oct 19, 2004 | 09:41 AM
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Default Re: (LSVTEC 91 Civic)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by LSVTEC 91 Civic &raquo;</TD></TR><TR><TD CLASS="quote">Hmm... Thinking about going with a set of Webs, or mabye even checking out the exospeed grinds. I'm running a Crower valvetrain, would that be too stiff for a regrind with this profile?

Cam Lift: 475 Intake / 435 Exhaust, 240 @ 50 intake / 245 @ 50 exhaust</TD></TR></TABLE>

I'm going to purchase a set of cams tonight.

Web Regrinds with the profile above with Crower Valvetrain? or a set of Comp Cams I can get for double the price. I still don't know what to do..
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Old Oct 19, 2004 | 10:03 AM
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our specs on our grinds are:

Street LS: Dur @.10 254/254 Lift 388/388
- Mild street cam, no valvetrain required. -
- Powerband up to 7500 rpm

LS 909: Dur @.10 268/254 Lift 400/388
- Street/Race cam, valvetrain recommended
- Powerband 3000-8000 RPM, slightly aggressive idle

Race LS: Dur @.10 268/268 Lift 400/400
- Street/Race cam, valvetrain required
- Powerband 3500-8600 RPM, lopey idle.
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Old Oct 19, 2004 | 10:21 AM
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Default Re: (exospeedAMcrx)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by exospeedAMcrx &raquo;</TD></TR><TR><TD CLASS="quote">our specs on our grinds are:

Street LS: Dur @.10 254/254 Lift 388/388
- Mild street cam, no valvetrain required. -
- Powerband up to 7500 rpm

LS 909: Dur @.10 268/254 Lift 400/388
- Street/Race cam, valvetrain recommended
- Powerband 3000-8000 RPM, slightly aggressive idle

Race LS: Dur @.10 268/268 Lift 400/400
- Street/Race cam, valvetrain required
- Powerband 3500-8600 RPM, lopey idle.
</TD></TR></TABLE>

I'm running a VTEC head... Sorry.

I was just advised not to run the WebCam sticks, I was told they can flatten out cam lobes and destroy rocker arms... Maybe I'll just go ahead and get a set of Comps now... not going to risk it.

Argh..!
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Old Oct 19, 2004 | 10:39 AM
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Default Re: (JCushing)

I think Styleteg is right in saying the LS are the most aggressive stock b series non vtec cam.

When I had mine ground, I had to use 94 and up LS cores.
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Old Oct 19, 2004 | 12:48 PM
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Default Re: (exospeedAMcrx)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by exospeedAMcrx &raquo;</TD></TR><TR><TD CLASS="quote">forgot to add:

Grind cams require the proper valve train to work properly. you hear of "flattening" or the cam not working the same after awhile. This happens often when the improper valvetrain is used. Valvetrain that is too stiff, example DUAL Valve springs, are too much for some cams. There are some high lift NonVtec cams that require Dual Valve Springs, but often, street/race cams just need Racing Single Valve Springs/

Wil</TD></TR></TABLE>

LSVTEC 91 Civic
did you not read Wil's post above about flattening out?
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