Honda Civic / Del Sol (1992 - 2000) EG/EH/EJ/EK/EM1 Discussion

Type R cams in poor mans R...few questions...

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Old Mar 6, 2005 | 01:49 PM
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EGinNY's Avatar
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From: Tha Streets of NY, USA
Default Type R cams in poor mans R...few questions...

First i tried searching and cant really find any answers.

I have a poor mans R setup now wich consists of
GSR Block
B16 head (stock)
ITR intake mani. and TB
GSR tranny

Would the usdm type r cams make a noticable power differnce?
Can i use my B16 valve train?
Can i use my b16 cam gears?

Thanks for any info in advance
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Old Mar 6, 2005 | 03:18 PM
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Default Re: Type R cams in poor mans R...few questions... (EGinNY)

To answer your questions simply....yes. What pistons are you running in that GSR block? If they're stock GSR your compression will be low and the car will probably make less power than a stock GSR.
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Old Mar 6, 2005 | 08:37 PM
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EGinNY's Avatar
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From: Tha Streets of NY, USA
Default Re: Type R cams in poor mans R...few questions... (00Red_SiR)

Im running the stock gsr pistons, but ive read about the compression being lower.
So when i put the cams in im going to pull the head and put a thinner headgasket to compinsate for the loss of compression
I will also be doing a mild port n polish (dont know if that raises comp. or not)
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Old Mar 6, 2005 | 08:45 PM
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Default Re: Type R cams in poor mans R...few questions... (EGinNY)

There is no USDM Civic Type-R dude, so what cams are you talkin about?
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Old Mar 6, 2005 | 08:50 PM
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Default Re: Type R cams in poor mans R...few questions... (Redline96LX)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by Redline96LX &raquo;</TD></TR><TR><TD CLASS="quote">There is no USDM Civic Type-R dude, so what cams are you talkin about?</TD></TR></TABLE>

i'm guessing ITR cams?
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Old Mar 6, 2005 | 09:03 PM
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Default Re: Type R cams in poor mans R...few questions... (Mashimaro)

My bad. ya didn't say INTEGRA Type-R cams, and I saw B16 head, so i assumed CTR. The B16 cams found in the 99 Civic Si are the most noticable VTEC change over of any B series. The CTR cams would be better for street driving and street racing, but the USDM ITR cams will give a little more power, although dont quote me on this, as I dont know if clearence is an issue. The stock head like springs might not like the ITR cams. Not sure, just something to check out on.
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Old Mar 6, 2005 | 09:19 PM
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GT30LSVTEC's Avatar
 
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Default Re: Type R cams in poor mans R...few questions... (Redline96LX)

the springs shoud be fine, im running a set of type r's in my car right now, just make sure you do a valve adjustment after you put them in
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Old Mar 7, 2005 | 07:45 AM
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Default Re: Type R cams in poor mans R...few questions... (EGinNY)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by EGinNY &raquo;</TD></TR><TR><TD CLASS="quote">Im running the stock gsr pistons, but ive read about the compression being lower.
So when i put the cams in im going to pull the head and put a thinner headgasket to compinsate for the loss of compression
I will also be doing a mild port n polish (dont know if that raises comp. or not)</TD></TR></TABLE>

Yep, if you run a thinner head gasket you should end up with about 10.1:1 compression. A port and polish won't raise your comp ratio, it will simply allow the head to flow better to support larger cams or higher compression. I would save my money if I were you and forget about the port and polish job unless you plan on raising your compression to at least 11:1+. The stock GSR head flows plenty well for the mild setup that you're running, a p&p job would have little if any positive effect on power.
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