Post Your Stock Head Power Levels ***HIGH HP CARS**

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Old May 13, 2007 | 08:05 PM
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Default Post Your Stock Head Power Levels ***HIGH HP CARS**

just trying to see wat the stock head can make, UNPORTED how far u can take it, this IS WITH aftermarket valve train, just stock ports.
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Old May 13, 2007 | 09:01 PM
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Default Re: Post Your Stock Head Power Levels ***HIGH HP CARS** (Dual Cam Racing)

Stock ports here, numbers are in sig. I'm running Supertech valvetrain and older GSR cams (I think) .

I'll be upgrading to CTR cams when I get back and also thinking about getting the head ported.

I'll keep an eye on this thread to help me make my decision on the port job.
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Old May 13, 2007 | 10:21 PM
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Default Re: Post Your Stock Head Power Levels ***HIGH HP CARS** (Dual Cam Racing)

Did 640whp on unported GSR head. Check my sig.
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Old May 13, 2007 | 11:41 PM
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Default Re: Post Your Stock Head Power Levels ***HIGH HP CARS** (kazino42)

Very nice
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Old May 14, 2007 | 04:04 AM
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Default Re: Post Your Stock Head Power Levels ***HIGH HP CARS** (bb_one)

id like to see were this goes aswell.I dont think it matters if the head is all stock or stock ports, either way offers good info.
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Old May 14, 2007 | 03:11 PM
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Default Re: Post Your Stock Head Power Levels ***HIGH HP CARS** (93supercoupe)

good numbers here
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Old May 14, 2007 | 04:39 PM
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Default Re: Post Your Stock Head Power Levels ***HIGH HP CARS** (Dual Cam Racing)

ive done in the mid 700's on a stock b16 head, with mazworx cams and manly springs and ret
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Old May 14, 2007 | 04:44 PM
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Default Re: Post Your Stock Head Power Levels ***HIGH HP CARS** (vtekthis)

damn ,lol and ppl say getting that much cant be done on a stock head, LOL

looks like its being proven
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Old May 14, 2007 | 04:55 PM
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Default Re: Post Your Stock Head Power Levels ***HIGH HP CARS** (Dual Cam Racing)

yup and weve seen it on a very accurate dyno i may add
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Old May 15, 2007 | 12:58 PM
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Default Re: Post Your Stock Head Power Levels ***HIGH HP CARS** (vtekthis)

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Old May 17, 2007 | 01:06 PM
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Default Re: Post Your Stock Head Power Levels ***HIGH HP CARS** (Dual Cam Racing)

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Old May 17, 2007 | 05:47 PM
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graphs?
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Old May 17, 2007 | 07:03 PM
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My old 84mm B16A made 450whp low boost 15psi and 616whp high boost 28psi on a bone stock head with Skunk2 springs and retainers. I put an RLZ ported head on it and made 540 low boost and 676whp high boost.

My current set up is a stock sleeved LS/VTEC with pistons and rods and a stock head with REV springs and retainers. It made 540whp on 20-21psi and 24-25psi it made 620whp 450 ft/lbs torque

Went 10.43@139mph 21psi 540whp

Stock heads can get it done, well VTEC heads at least
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Old May 17, 2007 | 07:09 PM
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Default Re: Post Your Stock Head Power Levels ***HIGH HP CARS** (vtekthis)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by vtekthis &raquo;</TD></TR><TR><TD CLASS="quote">ive done in the mid 700's on a stock b16 head, with mazworx cams and manly springs and ret </TD></TR></TABLE>

But isn't this almost 100hp less than a similar setup with a good head?

Stock Vtec heads are amazing, but there is room for improvement. In a big hp turbo application, 50+whp is a very realistic gain from a good head.

The more power you're making, the bigger your gains will be from a good head. At 750whp, you might pick up 100hp, where at 500hp you might pick up 50.
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Old May 17, 2007 | 09:04 PM
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Default Re: Post Your Stock Head Power Levels ***HIGH HP CARS** (Dual Cam Racing)

bump for good info
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Old May 18, 2007 | 11:31 AM
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Default Re: Post Your Stock Head Power Levels ***HIGH HP CARS** (BlakeJ53)

graphs?
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Old May 18, 2007 | 11:45 AM
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Default Re: Post Your Stock Head Power Levels ***HIGH HP CARS** (tony1)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by tony1 &raquo;</TD></TR><TR><TD CLASS="quote">

But isn't this almost 100hp less than a similar setup with a good head?

Stock Vtec heads are amazing, but there is room for improvement. In a big hp turbo application, 50+whp is a very realistic gain from a good head.

The more power you're making, the bigger your gains will be from a good head. At 750whp, you might pick up 100hp, where at 500hp you might pick up 50.</TD></TR></TABLE>


its exactly 100 less lol, and the exact same setup (almost) did make 100 more with a very good head on it.

agreed stock heads are deffinitly amazing in stock form, but for the money, a good port and whatnot will yield more amazing gains

ill find out what little things you can do to the head in a couple weeks., and what gains they yield .... same setup different head
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Old May 18, 2007 | 12:36 PM
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Default Re: Post Your Stock Head Power Levels ***HIGH HP CARS** (vtekthis)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by vtekthis &raquo;</TD></TR><TR><TD CLASS="quote">yup and weve seen it on a very accurate dyno i may add </TD></TR></TABLE>

lets not forget to give credit to those cams you stole from me

Almost a 60whp gain over OEM cams, Mazworx
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Old May 18, 2007 | 05:55 PM
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Default Re: Post Your Stock Head Power Levels ***HIGH HP CARS** (BoostedJeff)

I made 670whp on a stock 94 gsr head, gsr cams, stock valves, and REV springs and retainers. Bottem end is a 94 gsr block/crank, GE sleeves, CP pistons and Eagle rods

Adriano
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Old May 18, 2007 | 07:39 PM
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Default Re: Post Your Stock Head Power Levels ***HIGH HP CARS** (BoostedJeff)

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

lets not forget to give credit to those cams you stole from me

Almost a 60whp gain over OEM cams, Mazworx </TD></TR></TABLE>

oh i didnt, dont you worry for mazworx
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Old May 18, 2007 | 08:41 PM
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Redynoed tonight made 593whp 21psi stock B16A head, ITR cams, stock sleeved LS/VTEC with 81.5mm Wiseco Pistons and Eagle rods. See everyone at MIR this weekend
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Old May 19, 2007 | 12:33 PM
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here's the link to the set-up
https://honda-tech.com/zerothread?id=1795942

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Old May 19, 2007 | 04:56 PM
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Default Re: Post Your Stock Head Power Levels ***HIGH HP CARS** (Dual Cam Racing)

I don't know how much hp, but I went 9.97 and 150 mph on a stock head. Weighing 2575 lb. Oh yeah, stock tranny too (including open diff).
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Old May 19, 2007 | 05:18 PM
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Default Re: Post Your Stock Head Power Levels ***HIGH HP CARS** (Tyler H)

Stock b16 head with supertech springs and retainers before the motor let loose.


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Old May 19, 2007 | 06:30 PM
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anyone have any numbers with a stock 98+ type r head? Im trying to get an idea on myh numbers with a gsr block,GE sleeves,eagle rods,cp pistons, type r head with gt3076r .82
looking for 500hp in my crx
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