Injector Sizing, realistic goals, etc
CSH-HQ
nacelp at jvlnet.com
Wed Oct 27 20:44:20 GMT 1999
Remind me off list about your project when you see CSH, HQ open.
I got some maps, inna poor format that shoul interest you
4 cyl that ecm, saturated or P+H, dependib on pin out.
syty was saturated, sunbird P+H Hence the difference in wiring
Personally, I like turbos.
Grumpy
>>
>>I don't think 900 hp is an unachievable goal. I have a 500ci BB mopar
>running
>>530 hp and 600 ft lbs of tourque on the street with mild (.509" lift, 292
>>duration) cam. Agreed, 900hp is a far cry from that, but a 12-71 blower
>would
>>run all day at 7.5:1 and still go on pump gas. Of course, all of the goodies
>>like h-beam rods, billet cross bolted mains are necessary at that power
>level,
>>but it can be done on the street, I've seen it done
>
> OK, reality check time here for me. I am building a Toyota four-banger
>for fun street use and abuse. The motor is a Japanese-twincam-headed 3T-C,
>which we saw in a popular Hemi version. My goal is 300 streetable
>horsepower via supercharging.
> So far I have aquired forged pistons, IR inlet manifold, Mikuni 44
>sidedraft carbs (which I can apparently convert rather easily to throttle
>bodies for EFI use), and an Eaton M-90 from a Thunderbird SuperCoupe.
>HEAVY (maybe air/water) intercooling, boost timing retard, knock detection,
>and possibly water injection are all in the cards for this engine.
> I realize that a 90-inch blower on a 113-inch engine is a bit silly, but
>my options are pretty limited on my student budget, and I can sell the
>blower if it absolutely won't work. At this point I'm not terribly keen on
>a turbo, despite the fact that it would be easier to size appropriately.
> GM-ECM content: so far it looks like the most convenient/appropriate
>fueling solution would be the whole harness and ECU from a turbo
>Sunbird/Grand Am....7749 if I recall correctly?
>
> GIVEN that other people's experience indicates these engines will easily
>and reliably crank out 180-200 horsepower in NA form (on carbs, usually) -
> and GIVEN that turbo cousin-versions of this same engine have been
>re-turbo'd to apparently reliable 300+ horsepower figures without even
>getting inside the long block -
> and GIVEN that I know I will be losing several horsepower to parasitic
>drag from the blower and belt drive -
> and GIVEN that I would rather boost the motor a bit more than spin it
>(building for a safe 8000 RPM, camming for peak power no higher than 7500) -
>
>
> ...does anyone have any words of advice, ridicule, or encouragement? I'm
>all ears. I know better than to say without a doubt it is going to work
>perfectly first time out, but I really do want to make this thing go.
>
>
>
> Aaron Willis
> Garage TE51 International http://surf.to/garage-te51
> ICQ # 27386985
> AOL IM: hemiyota
>
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