Power
#4
Originally Posted by BLKWS.6
400hp at the motor without accessories and with electric water pump is what most LS1's make on an engine stand. the SLP options dont matter as its nothing internal and exhaust doesnt matter on a stand, nor does a lid.
#5
Originally Posted by MillaTK
How do you figure they make 400 at the motor? Its more like 345-350. The LS1's are underrated, but not by THAT much.
#6
#7
Originally Posted by BLKWS.6
Incorrect. It makes around 400fwhp. You forget that you are taking POWERTRAIN loss at 15-17% to end up with 350hp. I said WITHOUT exhaust...water pump...alternator...AC pully...ect. Let me get you a dyno graph.
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#8
Originally Posted by MillaTK
Oh, I see what you are saying. Boy do I feel dumb. You are right, you will lose a good bit of power when you get all the accesory stuff on there and the exhaust. Then you lose another 15% or so through the drivetrain, when you measure it on a chassis dyno.
Yeah, its all good. But yes, prolly 350 or so with accessories. If you notice the graph I posted also includes calculated whp.
#11
Originally Posted by iguana
thank for the reply... yes i'm new to the scene. can anybody recommend what headers to get and to go with cat's or no cat's. and what kind of under pully set to get. thank you.
cats- depends on where you live, and what kind of exhaust your run, if you want the car really loud or not. cats will tone things down just a bit, and take out some rasp that some cat-backs are known to have
I'm running Hooker LTs with TDs, no cats and dumped at the axle, yea its loud
I haven't come acrossed anything to prove one underdrive pulley to be better than a different one, get the one you can get a good deal one
hey what's the trader rating?????????????????????/