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Calling all cam Guru's - Ideas for daily driver (243s/rod bolts/willing to flycut!)

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Old 04-27-2010, 11:43 PM
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Originally Posted by squirts11
What heads? Normally, I wouldn't think that setup would provide adequete PTV clearance unless they were aftermarket castings.
241 heads so if you go with the 243 you will have better flow and thus more hp. Remember 59cc chambers are 59CC chambers regardless which head you are looking at. It takes more to get to the 59cc chambers on the 241s but compression should be around the same 11.5:1. 93 octane is best to be used with such heads anything less like 91 your going to have to start to pull a fair amount of timing.
Old 04-27-2010, 11:47 PM
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Originally Posted by 02*C5
Remember 59cc chambers are 59CC chambers regardless which head you are looking at.
Based off what I've read, some aftermarket castings (like Trickflow or AFR) have taller decks and/or sunken valves (this latter part can be done on any head of course) to aid with PTV. Right?

Either way, it sounds like a huge cam may not be the best route for me, but it's just so enticing to want the best possible gains for the time/money spent. Perhaps the mid-sized (low 230s) might be more along the lines of what I should be looking towards.

Last edited by squirts11; 04-28-2010 at 03:33 AM.
Old 04-28-2010, 12:20 AM
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Talk to Geoff about the 226/236. Anything smaller than that isn't going to be worth the effort over your current cam.

Also, 02*C5 got lucky with his car that he didn't have to flycut. Don't use his setup as a rule of thumb for PTV like he does.

As a matter of fact, don't use any car you read about on the internet as a comfort factor on whether you do or don't have to flycut. Generally, anything over 232 degrees duration needs to be checked when paired with a cylinder head ran below 61cc.
Old 04-28-2010, 12:23 AM
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Originally Posted by Damian
Talk to Geoff about the 226/236. Anything smaller than that isn't going to be worth the effort over your current cam.

Also, 02*C5 got lucky with his car that he didn't have to flycut. Don't use his setup as a rule of thumb for PTV like he does.

As a matter of fact, don't use any car you read about on the internet as a comfort factor on whether you do or don't have to flycut. Generally, anything over 232 degrees duration needs to be checked when paired with a cylinder head ran below 61cc.
Yep.

I've got a 234 lobe on a 107 icl with 58cc heads. I have to cut almost .100 out of the piston for the intake.
Old 04-28-2010, 03:13 AM
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Originally Posted by Damian
Talk to Geoff about the 226/236. Anything smaller than that isn't going to be worth the effort over your current cam.

Also, 02*C5 got lucky with his car that he didn't have to flycut. Don't use his setup as a rule of thumb for PTV like he does.

As a matter of fact, don't use any car you read about on the internet as a comfort factor on whether you do or don't have to flycut. Generally, anything over 232 degrees duration needs to be checked when paired with a cylinder head ran below 61cc.
Mythbuster Josh to the rescue. LAWLS.
Old 04-28-2010, 11:43 AM
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Originally Posted by Damian
Also, 02*C5 got lucky with his car that he didn't have to flycut. Don't use his setup as a rule of thumb for PTV like he does.
.


I think everyone knows that i am an advocate for measuring PTV.

PTV should be measured regardless what and how many set ups u hear about on the net because no one is gonna reimburse you if your set up doesn't work out.
Old 04-28-2010, 05:03 PM
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You sir, got lucky as hell. I don't see how that fit, but apparently it did so party on Garth.
Old 04-28-2010, 05:03 PM
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Originally Posted by orangeapeel
Mythbuster Josh to the rescue. LAWLS.
Check the sig mufukka
Old 04-28-2010, 05:27 PM
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I think that a 228R will probably be the best cam for your set up.
Old 04-28-2010, 05:52 PM
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Originally Posted by 02*C5
I think that a 228R will probably be the best cam for your set up.
I don't think that cam is the best for ANY N/A setup lol.

It would probably be served better in a turbo car than an N/A car.
Old 04-28-2010, 06:10 PM
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Originally Posted by Paint_It_Black
I don't think that cam is the best for ANY N/A setup lol.

It would probably be served better in a turbo car than an N/A car.
Its descent size cam w/ a .588 lift and you can get it in any lsa you want. Exactly what the op is looking for not big or radical. why not for N/A specially if you get it in a 110-112 lsa?

anything else and you start getting into the 230s...225/230, 229/235, 231/236, 232/238, 233/239... and all the mentioned end up with a 600+ intake or exhaust lift or both in and out @ .600+ lift or bigger than the op wants, or then you have to go custom which would be my choice.
Old 04-28-2010, 06:28 PM
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Based off what I have seen with the AZPS02 cam (02*c5's set up), I would go with that if you can find it (obviously check PTV), or a similar type grind. For the heat and crap out here in AZ, his car does well, and though I have never rode in it, I have only seen him drive that car, and seems to be fine driving anywhere with good street manners.
Old 04-28-2010, 06:37 PM
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Originally Posted by 02*C5
Its descent size cam w/ a .588 lift and you can get it in any lsa you want. Exactly what the op is looking for not big or radical. why not for N/A specially if you get it in a 110-112 lsa?

anything else and you start getting into the 230s...225/230, 229/235, 231/236, 232/238, 233/239... and all the mentioned end up with a 600+ intake or exhaust lift or both in and out @ .600+ lift or bigger than the op wants, or then you have to go custom which would be my choice.
I'm not a fan of the valve events.

I also know you can't randomly choose LSA and have an optimal cam.
Old 04-28-2010, 06:46 PM
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Originally Posted by 02*C5
Its descent size cam w/ a .588 lift and you can get it in any lsa you want. Exactly what the op is looking for not big or radical. why not for N/A specially if you get it in a 110-112 lsa?

anything else and you start getting into the 230s...225/230, 229/235, 231/236, 232/238, 233/239... and all the mentioned end up with a 600+ intake or exhaust lift or both in and out @ .600+ lift or bigger than the op wants, or then you have to go custom which would be my choice.
Honestly, I don't think it makes sense financially to swap for something as mild as the 228, like Damian was saying earlier.

Hmm...while I did say that the car is my daily driver, I'm wanting this next cam to be a considerable jump over my current grind (see sig). Considering I'm installing Katech rod bolts and willing to flycut, I wouldn't necessarily say that I'm looking for a "mild" build.

I think I'm looking to find a balance between the typical mild cam (228R) and the typical giant cam (trex). I probably will end up going custom, but am very interested to see what inforamation the masses here have to offer, as this site has quite a few knowledgeable members.

Last edited by squirts11; 04-28-2010 at 06:59 PM.
Old 04-28-2010, 06:47 PM
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Originally Posted by Paint_It_Black
I'm not a fan of the valve events.

I also know you can't randomly choose LSA and have an optimal cam.
I agree but the 228r is a cam that can be bought with any lsa in mind, now will it work in any particular set up as you stated that's the unknown its like craps sometimes you win but many more times you loose lol.
Old 04-28-2010, 07:02 PM
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Originally Posted by squirts11
I think I'm looking to find the balance between the typical mild cams (228R) and the typical giant cams (trex).
that is a big span. I would say this if you r willing to let go of the whole head milling/reducing chamber size thing then your options and ability to run a decent size cam and make good usable power have just grown. If you are dead set on milling your heads and bringing down the chamber size then you only have so many cams you can run because there is only so much u can take off the piston. Me personally .100 is the most I would do but that's just me. Really take a good look and do more research remember also you are putting yourself in a spot that if you are running a compression ratio of 11.5:1 in my opinion and its my opinion octane plays a big role in tuning and ability to make some really good usable hp (91vs93). Remember for every * you add or subtract depending on your set up ur looking at or around 15 hp+/-.
Old 04-28-2010, 08:10 PM
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Originally Posted by squirts11
Honestly, I don't think it makes sense financially to swap for something as mild as the 228, like Damian was saying earlier.

Hmm...while I did say that the car is my daily driver, I'm wanting this next cam to be a considerable jump over my current grind (see sig). Considering I'm installing Katech rod bolts and willing to flycut, I wouldn't necessarily say that I'm looking for a "mild" build.

I think I'm looking to find a balance between the typical mild cam (228R) and the typical giant cam (trex). I probably will end up going custom, but am very interested to see what inforamation the masses here have to offer, as this site has quite a few knowledgeable members.
Just call Geoff and get it over with already!
Old 04-29-2010, 02:27 AM
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He's already talked to Geoff!!! So I don't know what the hold up is!?
Old 04-29-2010, 09:47 AM
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Originally Posted by Paint_It_Black
Just call Geoff and get it over with already!
Originally Posted by orangeapeel
He's already talked to Geoff!!! So I don't know what the hold up is!?
Haha fair enough guys. I'm just making the most of idle time until next weekend, that's when the heads are going to be ported (waiting to get the flow numbers until we spec the cam).

Thanks everybody
Old 04-29-2010, 01:51 PM
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Good luck hooking this combo up on the street. With my mods in sig, first gear is a smoke show at up to 40 mph and thats with a 3200 converter. Invest in some good rubber!


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