I built this 383 about 4 months ago, and i have benn having problems with the opti spark. I am tired of messing with the fuel inj stuff. I am old school and i like carbs. I thought i would try something new but i am going back to carbs. So now i am pulling the motor out and selling it. It ony has about 300 to 400 miles. I was going to put a carb on it and put it in my s-10, but now i need the money.
Here is a list of parts and what i paid for them.

Block prep: Bored 30 over, with 4 bolt splayed main caps. Line bored and decked to 0 deck. I paid $740 for this work.

The rotating ***. is: Eagle 4340 3.75 stroke crank, 6'' H-Beam eagle rods with L19 rod bolts(best you can buy). SRP flat top forged pistons. All clevelite bearings and internaly balanced. I paid $2,125.

The oil pump is a melling hp pump 10552. I paid $65

I got a new gmpp timing set. I paid $250

Brand new gmpp water pump. I paid $190

The heads are stock ported le2 heads. I paid $1400.

The cam is a LE4 cam. I paid $350

The rockers are comp pro magnum 1.6r. I paid $285

The pushrods are comp hi-tech 1 peice push rods I paid $140

The intake is stock ported by lloyd Porting alone was $200

The injectors are racetronics 42lb. I paid $290

The throttle bodt is stock ported 54mm. I paid $200

I have Well over $6000 in this motor not including the core charges. It is complete. All you need is a new opti and bolt on your acc.
I will guarantee everything i stated is true and i will even pull the valve covers and oil pan to show you.I also have a computer tuned by brian heder at pcmforless that i will include.
I am asking $5000 but no resonable offer will be refused. Make me an offer, Or i will accept trades. Let me know what you have.
I also have jet hot coated long tubes with a x pipe kit and bullets for sale$600 If you buy the motor i will let it go for $500. And a moroso cai for$130

I live down the road from lloyd and he knows what is in my motor if you would like some reassurance.

My name is Tommy my # is 903-288-0079 if you have any ?s you can call me.