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225 hit-what should i be happy with in rwhp

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Old Jul 17, 2007 | 07:58 AM
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Default 225 hit-what should i be happy with in rwhp

hello-members-

putting in 225 hp pills this weekend on my ls1.

on 175 spray made 525-540 bhp on 950-1050 bottle pressure

what should i get or be happy with on the 225 spray

i have all the requirements-fuel pumps,bottle heater,etc,etc

tuner reckons he will take 4 degrees out for the next 50 hp spray--

its a zex direct port wet system-engine is stock stanndard apart from heads,cam,springs,fast 90/90 --36 pound injectors--1-7/8 pipes+3 inch dual system,750 hp clutch,3.73 ratio


any answers would be nice-
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Old Jul 17, 2007 | 07:59 AM
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well a true 225 shot should be what your NA HP is + 225HP
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Old Jul 17, 2007 | 08:03 AM
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Originally Posted by brad8266
well a true 225 shot should be what your NA HP is + 225HP
Also, will depend if your kit is rwhp rated or flywheel. I see you have BHP not rwhp. So, take into factor if your kit is rated @ the flywheel or wheels. But, yes, a true 225rwhp shot will net you 225rwhp+ N/A rwhp.
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Old Jul 17, 2007 | 08:03 AM
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so around 575-585 bhp? if so its not much of a gain though?

maybe 1 should spray the whole 300 on it if i am only chasing a gain of 25-35 bhp?
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Old Jul 17, 2007 | 08:06 AM
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sorry-my fault-on 175 spray it makes 525-540 rear wheel horse power.

from memory when i bought the kit the salesman who sells zex down here said it is a 300hp engine rated kit-wet-direct port
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Old Jul 17, 2007 | 08:12 AM
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What did you make without nitrous?

If you are making 525rwhp on a 175 shot that is rated @ the wheels or in other words a 175rwhp shot. On a true 225rwhp shot, you should make 575rwhp. A true 300rwhp shot you should be 650rwhp. If it is rated @ the engine should be ~30rwhp less than stated.

Just a little confusing because bhp is at the motor. RWHP is where it's at. bhp is obsolete to me unless it is on the water or air.

Good Luck
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Old Jul 17, 2007 | 08:23 AM
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okay
n/a 415 rwhp

on 175 engine spray it makes 527 rwhp on 940-950 psi
same as above on 1050 psi 542 rwhp

Last edited by njc.corp; Jul 17, 2007 at 09:57 AM.
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Old Jul 17, 2007 | 09:19 AM
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Ok, that is at the engine. Based on what the 175hp hit did, should be around 560rwhp on the 225hp, 610rwhp on the 300hp.
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Old Jul 17, 2007 | 09:59 AM
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Originally Posted by 99Silverado5.3
Ok, that is at the engine. Based on what the 175hp hit did, should be around 560rwhp on the 225hp, 610rwhp on the 300hp.

thankyou-not much of a gain on the 225 spray-i will see if we can spray the whole 300hp in it-
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Old Jul 17, 2007 | 10:04 AM
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all that being made on stock pistons/rods? sounds like a ticking time bomb to me.
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Old Jul 18, 2007 | 01:17 AM
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Originally Posted by TINKRD
all that being made on stock pistons/rods? sounds like a ticking time bomb to me.

maybe-maybe not-

i have done everything right.

i have done everything u can think of-fuel pumps,timing+tune+plugs +gap etc etc

been hitting 175 for over 6 months straight-so far so good-

new engine to suit nos is due in dec 07-will c if it last this long-

i have also made a mistake-their is no zex 225 spray-next one is 200+ 250 and then 300 hp
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Old Jul 18, 2007 | 01:44 AM
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**** it do a 300 and tell us how she pulls
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Old Jul 18, 2007 | 06:27 PM
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Originally Posted by 99DWPTA
**** it do a 300 and tell us how she pulls
thats what i said to my computer guy-he reckons we creep on it and see how she goes-

it would have to move along with 300hp spray if it holds up?
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Old Jul 18, 2007 | 06:43 PM
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a 300 shot would be a little retarted. go for it, get video.
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Old Jul 18, 2007 | 08:41 PM
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wow ur not scared that u might blow up ur engine cause thats alot of nitrous ur car is taiking, well good luck and let us how did it go
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Old Jul 18, 2007 | 09:05 PM
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Originally Posted by white mongoose
wow ur not scared that u might blow up ur engine cause thats alot of nitrous ur car is taiking, well good luck and let us how did it go


NO NOT REALLY-ITS PERFORMANCE AND **** HAPPENS-NOTHING IS 100% EVEN FULLT RACE ENGINES HAVE ISSUES.

I HAVE DONE EVERYTHING THAT IS RECOMEMENED TO USE 300 HP SPRAY-

UP TO THE ENGINE AND TUNER-

WILL HAVE RESULTS BY NEXT FRIDAY-IF IT MAKES OR BREAKS-

IF IT SURVIES I WILL RUN IT THE FOLLOWING WEEK WITH 175 TO PUT A NUMBER ON BOARD-I DONT WANT TO JUST SAY IT MAKES POWER WITH JUST A DYNO SHEET-

I HAVE THE NEW 400-427+N20 DUE IN DEC 07-SO I AM LOOKING FORWARD TO THAT-

WILL C IF THE ENGINE MAKES IT TO DEC-=MAYBE
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Old Jul 18, 2007 | 09:19 PM
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Originally Posted by white mongoose
wow ur not scared that u might blow up ur engine cause thats alot of nitrous ur car is taiking, well good luck and let us how did it go
thats what i was thinking make sure you get i video of that thing on the 300 pill on the dyno... good luck and hope it holds up for ya...but i doubt it
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Old Jul 18, 2007 | 09:39 PM
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spray the house down. guys been spraying the stock ls1's with 250-300 shots for a long time and they seem to take it,,,,,, untill there is a little hiccup with the tune.
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Old Jul 19, 2007 | 02:54 AM
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Originally Posted by njc.corp
NO NOT REALLY-ITS PERFORMANCE AND **** HAPPENS-NOTHING IS 100% EVEN FULLT RACE ENGINES HAVE ISSUES.

I HAVE DONE EVERYTHING THAT IS RECOMEMENED TO USE 300 HP SPRAY-

UP TO THE ENGINE AND TUNER-

WILL HAVE RESULTS BY NEXT FRIDAY-IF IT MAKES OR BREAKS-

IF IT SURVIES I WILL RUN IT THE FOLLOWING WEEK WITH 175 TO PUT A NUMBER ON BOARD-I DONT WANT TO JUST SAY IT MAKES POWER WITH JUST A DYNO SHEET-

I HAVE THE NEW 400-427+N20 DUE IN DEC 07-SO I AM LOOKING FORWARD TO THAT-

WILL C IF THE ENGINE MAKES IT TO DEC-=MAYBE

atleast break the 300hit up in stages, or add in a progressive controller 2 better your chances
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