What Numbers With KB Kit?

GH1086

New Member
May 10, 2005
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I will be running a KB 1.7L intercooled kit, only other mods would be gears, torque converter, full exhaust (long tubes, x-pipe, cat-back), and suspension mods, I will only run the kit with around 7-9 PSI. I want it to be very safe to run, at not blow the motor. What kind of HP numbers would I be putting down with this combo, I'm saying somewhere around 360WHP, but I am not sure, so if anybody can chime in, that would be great.
 
The #s I've seen vary greatly. I've seen 5-speeds with no additional mods dyno as high as 400 and as low as 340. That's with the 9 PSI intercooled kit. With an auto, I'd expect 360-380 with your mods. I only have 4.10 gears, magnaflow CB and is expecting "only" 350-ish.

Really, I don't know. :shrug: Someone who already has one could answer this better...
 
02LaserRed2V said:
The #s I've seen vary greatly. I've seen 5-speeds with no additional mods dyno as high as 400 and as low as 340. That's with the 9 PSI intercooled kit. With an auto, I'd expect 360-380 with your mods. I only have 4.10 gears, magnaflow CB and is expecting "only" 350-ish.

Really, I don't know. :shrug: Someone who already has one could answer this better...
No, you're about right. :nice:
 
90% of what you'll make depends on the tune. Some guys have great luck with KBs supplied tune, some don't. Engine longevity and maximum power are inversely related here.

I'm running 7# non-intercooled and making around 330-335rwhp. With your intercooler you can run more timing to bump that number up. Just be sure to dyno it before and after your install.
 
We're getting 340 with my 6# kit.

I've seen 350 with a 9# IC kit. (stock exhaust)

I've seen 400 with a 9# IC kit

A buddy just went forged and will go 14# after the break in period...he's looking for 500
 
o3redfire said:
02mingreyconv, I have the same guage setup and love it !!!!!!!

Yeah, I dig mine too. I had the KB supplied gauges on there for a while but they look cheap. So I decided to go with the full setup.

Simco (SP?) makes a similar one without the broncos horsie on it now that is looking good aswell for about $250. I got mine slightly used (mint condition) for $300 shipped... I could not pass it up