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D16a6 Motor Mod ?'s

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Old May 30, 2003 | 06:06 PM
  #1  
broncoman74's Avatar
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From: Northwest Hills of, CT., United States of America
Default D16a6 Motor Mod ?'s

Ok here is my question, I do not want to do any swaps of any kind. With that being said I want to do as much internal modification to my stock D16a6 motor as I can with $2-$3000.00. I want to build it up from top to bottom. I also plan to do a supercharger later down the road and I don't want a turbo. I plan on doing this hopefully in the winter time. I need help from all the experts here on H-T to build a shopping list so I know what I need to get to build a strong bullet proof motor. I am looking to do a complete internal performance build on my car. Thanks all!
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Old May 30, 2003 | 06:13 PM
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Ausmith's Avatar
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From: Jetsetter
Default Re: D16a6 Motor Mod ?'s (broncoman74)

I would have the bottom end rebuilt using all OEM Honda parts except for the rods where I would go aftermarket. The compression is low enough with stock pistons and they are strong enough to stand up to maximum supercharger boost (see below) - the rods may not be over time.

Have the head ported and buy a larger TB.

I assume you will be running an Eaton M45 blower. I speak from experience that a stock M45 will only be good up to 10psi before you see diminishing returns due to heat.

Plan on spending money on the fuel system and engine management. 290cc injectors will be fine. You won't see much over 180whp unless you spend money on the blower itself.
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Old May 30, 2003 | 07:34 PM
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Default Re: D16a6 Motor Mod ?'s (broncoman74)

Exospeed.com

Nuff said
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Old May 31, 2003 | 07:57 AM
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Default Re: D16a6 Motor Mod ?'s (TheBlackCrx)

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

Nuff said</TD></TR></TABLE>


damn you beat me too it...thats what i normally say all the time when i see post about anything Dseires. I have talked with Wil (ExospeedAMcrx) many, many times about theorys, buildups, tech specs ect. he is a gread guy and also very helpful if you present yourself right .......waring to the ricers..hehhe. Hes been in the game since like 1995-96. he know his stuff. Tell him that i sent ya.

please do search. I know that you there are about 35 post about the D16a6 requarding all-motor,FI, rebuild ect. It took me about 2days and 60+ pages of topics to siff through. I think i gave the list to "TodaSi" he should sit have it.
I'll help you out this time.... but please use search.

why limit yourself to a freaken super charger in the FI area rather than going turbo? oh well it's up to you i guess. I can't give you a complete shopping list but heres what you can start off with.


D16a... properly rebuilt!
sleeved and bored out to your spec... 72-75mm
golden eagle rods
11.1 cr
knief edge crank
balanced rotaing assembly (flywheel & bolt, rods & bolt, pully & bolt ect)
Clutch master lighthen flywheel
custom head gasket
**fully done head with weld chambers!!
ferra valves
upgrade valve springs and ....retainters&gt;(Brycoated)
Skunk2 intake manifold...when it comes out
ITR 62mm TB
hondata intake manifold gaskets
Exospeed stage 4 RACE cam.. still streetable according to Wil...hehe
skunk2 cam gear
hondata or and AFC
Fuel pressure regulator
home made CAI with 3-6layers or ceramic coating!!
AN-R headers with street collector and flex pipe
test pie or high flow cat
good exhust....(greddy, thermal, tanabe, apexi,)
chipped ecu... mainly to change redline limit
ect....

OR give Exospeed a check for $4,500'ish and you'll have a stock B-seires killer motor. estimated at about 170whp with 120tq.

there are other ways of being fast. this may not be the most cost effective but will give you very, very very respectable times for any honda let alone a D16a6.

being different is hard and exspensive, you'll have to measue if it's worth it to be fast and different.

HTH
anyone see Wil lately?


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Old May 31, 2003 | 09:37 AM
  #5  
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Default Re: D16a6 Motor Mod ?'s (Charlie Moua)

That is a damn good set-up if he had a boat load of money to spend and wanted to make as much power as possible all motor, but he doesn't.

Alright look man if you want to build the motor to be bullet proof and not do a swap and run a jackson later on this is what I recomend. Sleeved stock 75mm and go with some stock 75mm bore JE 9.5:1's. They make 8.5:1 (too low for your plans) and 11.X:1 (which could work with right tunning, but a tad high in my opinon for the JRSC). If anything does ever happen and it's not to much damage you can always have room to do a .010 and .020 overbore. Eagle rods. If you want to polish and balence the crank go for it. Do not knifedge, not needed. Have everything balence and blueprinted, new bearings, thrust washers, seals etc...So you have a nice fresh block.

For the head you can get a little seat work done, a mild p&p if desired, if you would like I would say the Exospeed steet cam for the A6 is the most I would go, if anything at all and maybe the ISKY valvetrain for some higher revs. I would not go with to an agressive of a cam if you plan on JRSC later on. Cometic HP style head gasket and you should be good. Now that you have a pretty bullet proof motor you can put the Jackson on and run 8-9psi no problem with the proper tuning and fuel set-up. The reason I recomend such a strong build-up is you will become tired with this set-up quickly and you will want to spray. That is if you even take it this far and don't do a swap or go turbo. Good luck if you do decide to.
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Old May 31, 2003 | 08:33 PM
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From: L.A. aka Lower Alabama, FL, USA
Default Re: D16a6 Motor Mod ?'s (Mr Milano)

If you want to stay small then you can go with a D16Y8 head and intake manifold. Mill the head along with nice port job will make good gains. Shave from the block to get the compression up. The stock fuel system will be good up to around 180, like was said before. I wish they had a website but a local shop here has a D16Y8 they built and the mods are too intensive. Stock cam and internals. Most is headwork and block work. Also a hell of a lot of tuning and a Hondata.

Another site to look into is http://www.dseries.org

I am getting ready to build my D15B2 soon. I am going all motor with it. I am hoping to stay under 1500.
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Old Jun 1, 2003 | 04:52 PM
  #7  
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From: www.exospeed.com, Valencia, CA
Default Re: D16a6 Motor Mod ?'s (SloSpeedRacrGSR)


PLANNING is the key to any engine build up. you say you want Supercharger later, but im assuming you want some performance now.
In a way, what you are trying to do can conflict with the setups you can do. Supercharger and Turbo setups usually are low compression or mid-compression ratios. for ultimate performance out of an all motor, you have to go high compression.

What im saying is, to get power now and to have it compatible for later, you cant go high high compression, since it wont be compatible with your SC setup. So you have to compromise with a MILD allmotor setup for now so it will work with your SC setup later on. cam choices are different as well. you most likely cant use the allmotor camshafts out there for turbo/SC applications.
My advice is figure out what you really want to do in the future and stick to that.



Modified by exospeedAMcrx at 7:01 AM 6/4/2003
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Old Jun 2, 2003 | 02:12 PM
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Charlie Moua's Avatar
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From: MN
Default Re: D16a6 Motor Mod ?'s (exospeedAMcrx)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by exospeedAMcrx &raquo;</TD></TR><TR><TD CLASS="quote">i'd like to get in more on this, but gotta cook some dinner man im getting hungry..
anyways....
PLANNING is the key to any engine build up. you say you want Supercharger later, but im assuming you want some performance now.

dang my fish is burning... will edit this later..



Wil</TD></TR></TABLE>

hey there you are..
aren't all these D16a6 post getting to sound the same...hehe LOL
get back to this post bro.

BTW wha'cha got cook'n there? whitebass or walley ?eheh
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