Motor Build Time... Compression questions.
1994 Civic EX D16Z6
Well I'm prepping my motor for the GReddy TD04H-15G kit I'm purchasing in the near future.
And it just so happens that I have some Brand New in the box D16A6 pistons and rings... However, I am aware that these pistons will bring my compression ratio up to 10.4:1 in my Z6, with the Z6 rods... But I am wondering what the compression will be IF I get the A6 rods as well, will this keep the D16A6's compression?
The A6's compression ratio isn't that far off the Z6's, is it?
Thanks in advance,
Well I'm prepping my motor for the GReddy TD04H-15G kit I'm purchasing in the near future.
And it just so happens that I have some Brand New in the box D16A6 pistons and rings... However, I am aware that these pistons will bring my compression ratio up to 10.4:1 in my Z6, with the Z6 rods... But I am wondering what the compression will be IF I get the A6 rods as well, will this keep the D16A6's compression?
The A6's compression ratio isn't that far off the Z6's, is it?
Thanks in advance,
Yeah the rods don't have anything to do with the compression. I don't know if I'd want to turbo the z6 block with that high of a comp ratio.
<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by ZedEx »</TD></TR><TR><TD CLASS="quote">... You're not supposed to have a Forced Induction set-up with high compression on ANY block. **** starts blowing up, haha
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Negative
There are more than a few people with JDM R motors, stock bottom ends and turbo running just fine with tuning and cooling mods.
All of the record setting jg turbo b's I saw built all had 11.7:1 or so.
Turbo lag also decreases considerbly with higher compression.
Also look at all of the turbo and super charged s2000's
</TD></TR></TABLE>
Negative
There are more than a few people with JDM R motors, stock bottom ends and turbo running just fine with tuning and cooling mods.
All of the record setting jg turbo b's I saw built all had 11.7:1 or so.
Turbo lag also decreases considerbly with higher compression.
Also look at all of the turbo and super charged s2000's
<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by ZedEx »</TD></TR><TR><TD CLASS="quote">... You're not supposed to have a Forced Induction set-up with high compression on ANY block. **** starts blowing up, haha
</TD></TR></TABLE>
Wow you need to look up Tony the tiger then try to come back here and say that again. 12.x:1 ITB GSR Turbo (15psi (?)) Its all on tuning.
You could use the A6 pistons no prob since there brand spanking new. If they were used i wouldnt use them because of age. Those pistons are more for All motor because they have a more flat head.
</TD></TR></TABLE>
Wow you need to look up Tony the tiger then try to come back here and say that again. 12.x:1 ITB GSR Turbo (15psi (?)) Its all on tuning.
You could use the A6 pistons no prob since there brand spanking new. If they were used i wouldnt use them because of age. Those pistons are more for All motor because they have a more flat head.
Sorry guys, I'm a Nissan guy, I'm used to seeing Turbocharging Compression Ratio at exactly 8.5:1... I'm still learning this Honda thing, thanks for bearing with me 
So it IS possible to use the A6 pistons with the GReddy TD04H-15G Turbocharger system? Anyone else think this is plausible?

So it IS possible to use the A6 pistons with the GReddy TD04H-15G Turbocharger system? Anyone else think this is plausible?
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Check out this website:
http://www.zealautoworks.com/dseries.html
It lets you mix and match different d-series parts and will let you calculate the final compression ratio. Might help you out.
B96v6
http://www.zealautoworks.com/dseries.html
It lets you mix and match different d-series parts and will let you calculate the final compression ratio. Might help you out.
B96v6
<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by chowmien »</TD></TR><TR><TD CLASS="quote">Yeah the rods don't have anything to do with the compression.</TD></TR></TABLE>
Wrong. Rods can change compression ratio much easier than you think. Changing the length of a rod changes the position at which the piston sits in the cylinder. Increasing rod length will bring the piston closer to the head thus decreasing deck height and increasing compression ratio.
Wrong. Rods can change compression ratio much easier than you think. Changing the length of a rod changes the position at which the piston sits in the cylinder. Increasing rod length will bring the piston closer to the head thus decreasing deck height and increasing compression ratio.
http://www.zealautoworks.com does nothing more than crowd my monitor with about 30-40 pop ups at one time...
Is there another site that may help me?
Is there another site that may help me?
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