stock valve train on turbo build
I am getting ready to dyno my car next week and considered throwing in some itr or skunk tuner 1 cams potentially blox a cams. My question is with having stick valve train and adding this style of cam are the risks high for failure on valve train. I understand not reving past 8000 rpms is the deal but the v Tec crossover will yield more boost on the aftermarket compared to my stock hsrd cam.
Questions are typically followed by a "?" mark.
This "question" comes up at least one time a day now; so I wil keep this short and sweet.
If you aren't going to run the appropriate valvetrain then DO NOT DO THE CAMSHAFT SWAP. It's that simple really...
RPMs aren't the only thing you look at when choosing what valve springs you should run.
This "question" comes up at least one time a day now; so I wil keep this short and sweet.
If you aren't going to run the appropriate valvetrain then DO NOT DO THE CAMSHAFT SWAP. It's that simple really...
RPMs aren't the only thing you look at when choosing what valve springs you should run.
I am getting ready to dyno my car next week and considered throwing in some itr or skunk tuner 1 cams potentially blox a cams. My question is with having stick valve train and adding this style of cam are the risks high for failure on valve train. I understand not reving past 8000 rpms is the deal but the v Tec crossover will yield more boost on the aftermarket compared to my stock hsrd cam.
valvespring is something i greatly overlooked when i did my "simple" turbo gsr build.
But after talking to my engine builder and tuner they told me how stiffer springs will allow your engine to make more power under boost as they can close/open slightly faster.
If you think about it your having a lot more psi per cylinder and that PSI does affect how stock valvesprings will open/close.
I've order some rocketmotorsports snapfit valvesprings which are about $160 and come with new viton valve seals. These are designed to work with stock seats & retainers.
Their spring pressure are more than ITR dual valve springs but not overkill like some of the heavy dudy springs. I've yet to find a better return on your money than these VS.
If your not shooting for close to 400whp or over, i would stick with GSR cams.
BUT when in talks with Evan he highly reccomends tunerseries cause they don't cause too much wear on rockers but also provide nice gains over gsr/itr cams.
If you want to sell those cams lmk.
But after talking to my engine builder and tuner they told me how stiffer springs will allow your engine to make more power under boost as they can close/open slightly faster.
If you think about it your having a lot more psi per cylinder and that PSI does affect how stock valvesprings will open/close.
I've order some rocketmotorsports snapfit valvesprings which are about $160 and come with new viton valve seals. These are designed to work with stock seats & retainers.
Their spring pressure are more than ITR dual valve springs but not overkill like some of the heavy dudy springs. I've yet to find a better return on your money than these VS.
If your not shooting for close to 400whp or over, i would stick with GSR cams.
BUT when in talks with Evan he highly reccomends tunerseries cause they don't cause too much wear on rockers but also provide nice gains over gsr/itr cams.
If you want to sell those cams lmk.
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alcarp
All Motor / Naturally Aspirated
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Mar 4, 2010 05:15 PM




