tts or se tuner ( better suited for where you are going to ) but you could get by with that tuner
Slight cut on the heads, .030 head gasket mild clean up swap the springs and add the t/b + cam the 120/120 is there and would fall under your budget.
I wish they had one location for dyno sheets. But they dont so I will repost this sheet.
This is a basic build and does not have to be done with these parts . I am showing how we would do that upgrade with that budget.
Mild clean up of heads new valve springs , light machine on deck stock pistons , stock inj SE 58 t/b Genesis 577 cam . The heads where 92 cc when we pulled them with a light cut and a .030 it was right at 10.4 and change.
Not all will be at that point but Its not going to make that huge of a change in power if you end up at 10.3 either. Or add the pop up piston with bore and hone.
The t/b is not going to offer much seat of the pants gains other than HP. The tq curve will broaden up some. Our back to back testing has shown 1-3 gain in tq however hp gain will be 8-10 on avg.
The bottom sheet is a dealer installed high comp piston kit stock t/b and our cam. Looking at the two you can see there are some slight gains in the tq but really if you are not looking for big gains above say 4200 RPM then the t/b may be something you can do without. These sheets show you our kits on our dyno . Gives you a basic idea from a tuned 255 engine to adding only compression and cam to another with larger t/b. Hope that gives you a step by step in what you can see again on AVG. Good luck
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