Originally Posted by manzo81maro

just an update...tonight I installed the POTZ ported TB and bypass kit, along with an SLP smooth bellow...I wanted to see what gains just those would give me...wasn't expecting much if anything<br /><br />Here's some pics:<br /><br />Yup, there's a Chevy under there <br /><a href="http://s798.photobucket.com/user/manzo70/media/SAM_0477.jpg.html"><img src="http://i798.photobucket.com/albums/yy265/manzo70/SAM_0477.jpg"/></a><br /><br />POTZ left...stock right<br /><a href="http://s798.photobucket.com/user/manzo70/media/SAM_0490.jpg.html"><img src="http://i798.photobucket.com/albums/yy265/manzo70/SAM_0490.jpg"/></a><br /><br />for the TB bypass, you can order the kit from POTZ, but I just used a 1/4" barbed brass coupler, 2 stainless clamps, and about 2 ft of 5/16" fuel/heater hose...either way will only cost you a couple $$...this just connects the two lines coming off the TB, but I wasn't comfortable having them pretty much sitting on top of the water pump pulley<br /><a href="http://s798.photobucket.com/user/manzo70/media/SAM_0500.jpg.html"><img src="http://i798.photobucket.com/albums/yy265/manzo70/SAM_0500.jpg"/></a><br /><br />hence my use for the extra 2 ft piece of hose...I routed the line from the coolant crossover, underneath intake (behind water pump), down the deck of the block and then into the radiator port...doing it this way does put a bit more stress on the shorter line as it takes a sharp bend to get behind the water pump, but it didn't kink it, and it's well out of the way of any moving parts...you might be able to just run one piece of hose using the same route, but not sure if it'll make the bend...this is just what I had on me so that's why I used two<br /><a href="http://s798.photobucket.com/user/manzo70/media/SAM_0501.jpg.html"><img src="http://i798.photobucket.com/albums/yy265/manzo70/SAM_0501.jpg"/></a><br /><br />TB installed<br /><a href="http://s798.photobucket.com/user/manzo70/media/SAM_0504.jpg.html"><img src="http://i798.photobucket.com/albums/yy265/manzo70/SAM_0504.jpg"/></a><br /><br />good to go<br /><a href="http://s798.photobucket.com/user/manzo70/media/SAM_0511.jpg.html"><img src="http://i798.photobucket.com/albums/yy265/manzo70/SAM_0511.jpg"/></a><br /><br />Went for a drive after the install, one thing I definately noticed right away was a snappier throttle response, which seems to be the norm with a ported TB, other than that, no noticeable increase in power or seat-of-the-pants...granted, tonight was very humid compared to the last time I drove it, so hopefully temps and humidity come down in the next few days for better comparison<br /><br />Edit 07/05/2013 - had the car out that night, cooler air, definately more noticeable difference in throttle response and power, just seems to pull a little harder everywhere, so safe to say, these mods are worth some gains.<br /><br />One other thing I noticed, as soon as I got back from a good 30 minute drive, popped the hood and the TB felt nice and cool, as if the car had been sitting for a few hours...so that TB bypass should definately make the car more consistent, as it will help keep IAT's cool<br /><br />Overall, I would say these mods are worthwhile...ported TB &amp; smooth bellows allow for smoother air flow, resulting in improved throttle response, and might be worth 1-3 rwhp....TB bypass keeps TB cool to keep IAT's cooler, also maybe worth some power<br /><br />As they say, every little bit helps<br /><br />Maybe doing UD pulley next, stay tuned!