valves

Forced induction, NA tunning, exhaust, just performance

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gse_turbo
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valves

Post by gse_turbo »

does anyone know if the valves are the same between the original 2.0 16v and the newer ecotec 2.0/2.2 16v?

garrett
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PrecisionBoost
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Post by PrecisionBoost »

When you say "orignal" are you asking if the C20XE 2.0L 16V valves are the same as the newer T20SED/T22SED/U20SED engines??
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gse_turbo
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Post by gse_turbo »

yes.

thanks,
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Efratech
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Post by Efratech »

as far im aware, theyre not, C20XE/LET are bigger
'88 Pontiac Lemans GTE - 2.0 16v XE - fully programable ECU, Custom made intake manifold and other bits.
146.6WHP/135lb.ft - 14.81@94mph
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Post by gse_turbo »

thanks for getting back, any ideas on valves for the 2.0/2.2 ecotec?

garrett
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PrecisionBoost
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Post by PrecisionBoost »

I never did get a chance to look it up.... but I do think Efrain is correct... I think the C20LET/C20XE valves are bigger.

I'm not sure what your getting at here..... are you looking for replacement valves or bigger valves????

Our valves are the same as the X20XEV "Ecotec" valves..... so you should be able to get them in stainless and inconel... and they probably make oversized valves.

I wouldn't doubt that it would be possible to machine the head to fit the larger XE/LET valves..... not exactly cheap.... and I don't know how much you will gain from it.
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Post by Efratech »

i dont have the time to look at their sites right now but i think QED and SBD sell bigger valves
'88 Pontiac Lemans GTE - 2.0 16v XE - fully programable ECU, Custom made intake manifold and other bits.
146.6WHP/135lb.ft - 14.81@94mph
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Post by gse_turbo »

thanks

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