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1999 c5 coupe,ls6 intake,comp cam 216/220 /.525/.532 cam, long tube headers.automatic,273 gear. What is a good head for this application. Primarily street use and other recommandations. Thanks
Not trying to be disrespectful, but who picked that cam? I think that is smaller than a stock Z06 stick. It will be tough to ever get any big power with that small of a cam, although the AFRs or a good set of Z06 heads with higher compression will certainly give you more. A cam with lift at least in the 570s and duration in the mid 220 (224, 228) is what you need for a good strong street motor
Yea genius that's exactly what people spend their money and time to change a cam for; to get one that is SO CLOSE to a stock cam.
It is the OP's choice, but he will NEVER, I repeat NEVER make optimum power with that cam. If he wants power compatible to a stock GM cam, then that's what he has and I hope he enjoys it.
Now go back to reading your manuals and books and let the guys that are actually building street cars give advice.
Yea genius that's exactly what people spend their money and time to change a cam for; to get one that is SO CLOSE to a stock cam.
It is the OP's choice, but he will NEVER, I repeat NEVER make optimum power with that cam. If he wants power compatible to a stock GM cam, then that's what he has and I hope he enjoys it.
Now go back to reading your manuals and books and let the guys that are actually building street cars give advice.
I don't play with street cars sweet pants, I'd rather have reliabilty on the autocross and road course. I've seen several big cam cars puke their guts out while racing, it's quite comical.
The forum is littered with hundreds of post with individuals having problems with their so called "cammed" cars. Increase lift and duration and decrease reliability, it's not rocket science.
AFR 205's would be great choice. I can offer them to you for a sweet deal if you like.
A person asked for help on a head choice, not to be bashed about his cam selection. Lets leave the pissing out of it guys please.
I didn't think the AFR 205's were available, but the new AFR 210's would be an excellent choice. I have had both Dart and AFR's and the AFR's are a better head hands down.
On the cam I had a 216/224 0.551/0.551 114.5 LSA in the car prior to my current AFR 6016, which is the 224/228 cam. While the smaller cam provided good power the new cam along with a bump in compression makes the car explosive to drive at any RPM. Not setup for huge peak numbers but rather good manners and power for driving on the street.
A person asked for help on a head choice, not to be bashed about his cam selection. Lets leave the pissing out of it guys please.
I will address your post (which is my last one on this topic) because, up until the last two misled statements, it was asked with some degree of edicate
Engines are a total package, so one factor (cam) will affect the head, intake etc., choice. For example, in this instance my point was that there is no reason to waste money on mega buck, $2500+ heads, when the cam is not optimum, (read; Op may not interested in absolute MAX. power the engine can make) and that was what I was trying to convey to the OP.
Unlike some members, (who are thankfully in the minority here) I am not trying to show up any member or "bash" their selection, but to let them know what their options are, based on the success and failures I have personally had or seen over the past 30years of modding Vettes and that's what I will continue to do
We modified an '04 LS1 with the exact cam/header/intake setup last year.
Got 385/384 at the rear wheels. The small 216/220 cam was selected for a bullet-proof street-only setup that would never see above 6000 RPM, made max torque on the street, would never need spring/valvetrain work, and would retain stock heads.
It's working great.
However, the key to cam selection is indeed the heads that are going to be used with it, and the RPM range where you want to have the power. The stock heads run out of flow at .475, according to the GM engineers in Halversons "The Ruthless Pursuit of Power". Comp Cams has several tests that indicate an even smaller cam will outperform all others on a stock LS1 up to 5700 RPM.
So, just depends on engine combo, and desired power band.
That being said, if you go with better heads, a larger cam will complement them better. If you stay with that cam, probably a set of stock Z06 heads would give about as much bang for the buck as any.
I have what would be considered a baby cam with my 224r from thunder racing and i run the texas speed stage 1 243 heads and love em. I can drive my car daily and never worry about it. Its been across the country 3 times without a problem. With those heads the cam and my exhaust i make 465hp at the motor. Since your cam isnt huge those heads will make a nice combo I think and if you go with a bigger cam they will still suffice.
I saw the title "Recommend Head" ... Ok.. I won't go there
Originally Posted by AU N EGL
I was thinking every man is deserving to have good head.
HOWEVER . . . ..
Patriot Stage 2 heads are very good
Trick flow makes some good heads
AFR are some of the if not the best heads.
Depends on the whole package and what you want your car to do
Originally Posted by Blow Torch
I will address your post (which is my last one on this topic) because, up until the last two misled statements, it was asked with some degree of edicate
Engines are a total package, so one factor (cam) will affect the head, intake etc., choice. For example, in this instance my point was that there is no reason to waste money on mega buck, $2500+ heads, when the cam is not optimum, (read; Op may not interested in absolute MAX. power the engine can make) and that was what I was trying to convey to the OP.
Unlike some members, (who are thankfully in the minority here) I am not trying to show up any member or "bash" their selection, but to let them know what their options are, based on the success and failures I have personally had or seen over the past 30years of modding Vettes and that's what I will continue to do
Thats well put and some of us understand what you are saying here I do. When I had my Motor rebuilt it was a forged LS6 Bottom when it came to the cam and heads I told my builder I wanted a smogable set up and thats what he did. Now my motor makes 460rwhp with a middle of the road cam.
This is for the OP just pick up a set of 243's used new and be happy why spend 2500.00 on heads your cam wont enhance even a set of 853's would be enough what heads do you have now and whats wrong with them just asking
I recommended AFR heads,strictly because the OP asked for opinions on the best heads, for his car. Maybe some of you missed it, but his car is an A/T car, with 2.73 gears. My favorite heads for stock Zs would be Trickflows, as finished by TEA. But then, I have a 6 spd. and 3.42 gears.
One question for Blowtorch. Is the last word of your first sentence supposed to be educate, or etiquette? Neither one fits exactly, but I'm kind of curious where he meant to go.
That being said, if you go with better heads, a larger cam will complement them better. If you stay with that cam, probably a set of stock Z06 heads would give about as much bang for the buck as any.
DG
I think AFR's ( I've got 205's) would be overkill and a waste of $ if you stay with that cam. I've got nothing against the cam but the Z06's can be had cheap and will return the best bang for your buck.
Last edited by 99 vett babycar; Jan 3, 2011 at 02:40 PM.