Internals?? - Performance Forum

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Internals??
Wednesday, October 06, 2004 10:17 AM
Ok heres the deal.. I have another ECO motor, going to build and boost it.. what Hp will the crank hold.. I was going to send it out to get treated.. Is that better then buying another crank?? Im confused on this please help

Re: Internals??
Wednesday, October 06, 2004 11:26 AM
The crank will hold upwards of 500 hp. The first thing that goes on the eco are the rods.
Re: Internals??
Thursday, October 07, 2004 6:40 AM
Oh ok.. thats what I thought. so the internals I need are rods, piston, and gaskets.

Anyone know what the Valves go at??? Thanks for any info you can pass on
Re: Internals??
Thursday, October 07, 2004 11:40 PM
You must have read this?

http://www.year2032.com/ecotec.htm
Re: Internals??
Friday, October 08, 2004 4:16 AM
eco's are actually pretty boost friendly, all things considered. There is no need for o-ringing, or sleeving, or different head gaskets, until about 350whp... The main things to change would be the rods(1st), and lower compression pistons/rings. A P&P on the head with some turbo grind cams'd probably do wonders also..
<br>

2004 Sunfire, 5 speed, billet aluminum short shifter
AEM CAI, experimental cams
FRD 68 Anthracite 17",215/45/17Y Ventus K104
Progress Springs, KYB AGX
Hawk HP/slotted rotors
148.8hp@5300, 155lb-ft@3800(@ the wheels)

Re: Internals??
Friday, October 08, 2004 4:45 AM
Well ya I was going for 350 at the wheels.. so thats why im trying to find the info.. if Im going to do it, im doing it right!!
Re: Internals??
Friday, October 08, 2004 4:47 AM
Tobbe F: thanks so much for the link never saw that before... thats a big help!!!
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