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Car Vlog - Thermostat Swap and Fuel Tank Repair in the ZL1 1LE

2018-11-09
what's up guys JC sends here in my messy garage just way too early for this I'm tired we did some work today on the zl1 we've got a lazy thermostat we need to change taking over to my buddy bowtie britches house and we're gonna change guys actually the master mechanic who built the engine in this car when I had the engine ripped out at like five thousand miles and completely overhauled and so we're gonna drive over there today hang out with him and see another friend and do some car stuff today so a little bit different change of pace and if you aim for that sort of thing then what you going to hop in with me and go along for the ride so when I leave early in the morning I hate waking up the family so one of the nice things about this car is even though I have my straight through exhaust I use on track I leave the stock muffler on when I'm on the street so all the 800 plus horsepower that's in this thing doesn't wake up the whole freakin neighborhood when I start it so you just go to engine management put it in stealth mode the valves turn on which block off a whole different diverter and the muffler and super quiet I don't know how quiet that actually sounds on the mic it's actually pretty damn quiet person versus what it was but the stainless works the whole neighborhood would have woken up right now a few moments later alright here we are this is Mike bowtie britches you guys have seen me tag him on Instagram we are working on the zl1 I mentioned before we before I drove out here today that the thermostat is is sticking mostly in the closed position we're assuming the car runs about 20 degrees maybe 30 degrees harder than it should so we're gonna actually do the boil test with this - I brought my fluke thermometer so that we can boil it and see where it's actually opening if it's opening at all I think we're gonna maybe go old-school - and well this this thermostat we have already had the hole in it right so we don't have to drill a hole okay so it's already got the little bleeder hole in it which is it's nice it lets a little bit of coolant through it'll take a little bit longer to warm up but it also more importantly lets air through so that we don't get air pockets of steam buildup in the engine I have checked the levels in this coolant a million times since this problem started I'm pretty sure there's no air in the system but we're gonna find out today so we're gonna drain in at least enough coolant out to get it below the thermostat which is right there you can see it nice shiny thermostat housing it's actually the ls3 style billet housing so we upgraded that as well and to be honest I don't think I ever told you guys what I did to this car so maybe at some point today we'll go over the parts list the invoice was like two pages long so I don't even think I remember all the parts we put in here but uh yeah Mike built it though so he knows it's kind of a cookie cutter sheet of parts that go into these stage three builds this black steel one he's got right here though this is a customer car that well according to Mike the guy just basically pointed at the catalog and said I want everything so I guess his goal is like 1200 horsepower in this black one so that's how you properly void a warranty in a 20-18 zl1 you take the heads off to supercharger off you send it all out for porting and stuff not even two thousand miles on this car and might look like that though huh when you when you built it yeah that's just weight reduction just get rid of the heads they're not necessary the thing with most of the mods in my engine here is most of its not visible so we've got a we've got obviously a cam in there it's equivalent to a bike a stage two cam we've got eighty five flex fuel all the ARP studs titanium valve springs the whole valve train was kind of improved to deal with the cam and you know the obviously the a little bit higher rpms that we got out of it this is our catch can right here with the vented catch can I've got this shield to protect it from water because unfortunately the drip tray which is off right now drips right onto this when I wash the car so this is to protect it from fluid obviously we've got our gates belt 10-percent overdrive ATI pulley down there roto fab intake Tony ma'am imported throttle body it's not a larger throttle body it's just smoothing out the inlet there's a terrible step in there when you first go in the air enters so that step has been smoothed out we got American Racing long tube headers on there one in seven eights going down into a three inch all the way back to right now which is a stock muffler but I have a V band on that so that I can easily remove it but my stainless works on which is way too loud for the street in my opinion what else we have DSX fuel system so it does have an added fuel pump on the bottom of the tank we'll be working on that today to putting a different fitting in there but that's obviously got its own fuel controller for that you kind of see the LED under there somewhere or maybe not but anyway that's two with the e85 in the extra fuel that's needed which as if this car needed more fuel being pumped in the engine when I got a 85 going and I'm cruising I'm at approximately the 11 or 12 miles per gallon when I'm on track I'm probably gonna be reaching about four if that on the front of the car we've done extremely upgraded eight or cooler for the supercharger obviously it'll air to water intercooler the core on this is actually a CNR core which is one of the best brands that you can get in terms of reliability and racing applications and then I also have a CNR racing radiator in there as well you can kind of see it obviously right there so cooling is a big aspect to this build and what you can't see behind the fender here is actually a one and a half gallon tank for a reservoir so yes you guys are always telling me go custom Lupo huh go custom water loop with that that joke everyone thinks is original we actually did a custom water loop in here this you can't really see it because it's all hidden and looks very factory for the most part and then that's the thermostat housing I was telling you about right there that shiny piece so the stock thermostat housing is a was a plastic piece with a fairly restrictive thermostat smaller thermostat that's a 160 or in right now it's more like a 200 because it's not really opening and then I've got my arrow force gauges right there which hook directly into the computer port and then I can set the gauges to anything that I want so yeah the car is definitely not stocked by any means we were hitting 700 wheel horsepower on a Mustang guy know when the intakes were overheating because we had a issue where the supercharger cooling bricks inside the supercharger were one of them was clogged at least Mike had a fun time tracing that didn't you it was kind of funny on the OnStar system seeing the car like constantly driving because you were trying to figure out that issue but I did 700 wheel horsepower on a Mustang with the intakes reaching 180 degrees which is pulling what you said about three degrees of timing at least and that's a lot of horsepower so we're probably sitting closer to maybe 727 30 wheel without the intakes overheating but unfortunately when we tried to read I know we were just spinning on the dyno so we have no idea what it's exactly making but I haven't lost a race yet and that's because of that guy alright so as you can see that thermostat is completely closed we have the probe right there at the thermostat so we can measure the temperature it's currently at 125 Fahrenheit we'll be measuring Fahrenheit obviously cuz it's a 160 thermostat so we want to see compared to when this crosses 160 what is this doing as it approaches 160 it just start to slowly crack open but once it passes 160 it should open pretty much all the way so that's we're gonna be checking for 154 so right now is where it would start cracking just barely but theoretically at 160 is where it should you should see that spring women well I guess we'll just let it keep heating up and see where it starts to move but so far we've passed 160 and it has not it's not opened even a little bit 176 and the thermostat still has not moved so you know what that says a lot for the cooling in this car Mike if the only flow we were getting was through that weep hole and it kept me from overheating I mean we were overheating where we should be but we never even went to factory temp of 210 that's 208 so as the hottest I saw in the freeway so we're at 180 now so Mike's doing the old-school method of drilling out the thermostat so we do have just a small constant amount of flow it helps with air and well because racecar yeah alright so route 196 it still hasn't opened Mike's gonna drop a another 160 thermostat in there to see if it opens and take some time to dissolve a he oh yeah you see it opening now take some time for it to kind of absorb that heat we see how it's opening now on the bottom you see light coming through right there do that see the one above not opening at all we're at just under 200 degrees Fahrenheit so that's how a thermostat works and comparatively how one doesn't work the question is what causes it not to open any more fucking science that's why massive meats Mike likes the massive meat I mean you know I end my M&M so everything I've done in this car is this man's fault he's not a dish this fault nothing at all it's mr. lethal garage lethal Camaro whatever lethal he is today I think lethal conquest know what we say know the lethal crusade crusade because we're getting crusader Crusaders shocks from fight all because of his 800 plus wheel horsepower drag car we're on a crusade the hell you guys eight hundred you spent way more than $800 804 spire worth of dollars man you're doing it wrong Mike is determined to get the thermostat to open by you snow pain and it opened oh you hear snap open - it was like stuff huh yeah it snapped open violently yeah and now it's permanently stuck open oh it's closing sort of yeah thermostats just completely food board it was like look at that look how crooked the spring is yeah oh yeah that's a death for me alright and that's how they used to lower cars so we use the infrared thermometer on it it was what 400 degrees on the element it finally opened but now it doesn't close right so it won't be reusing that one obviously so the reason why we've taken the fuel tank out of the zl1 as you can see right here is because we actually have an aftermarket fuel line right there as you can see that was threaded into the tank that's for the DSX low side fuel system and unfortunately mine was starting to leak on me this discoloration is there because I actually used a fuel tank repair putty to keep it from dripping on me but Mike now has this bulkhead fitting which were putting in there so it's kind of like a pass-through fitting like I use the computers when I do my water cooling stuff and it will sandwich in there and that will give us a much better fitting to kind of clamp on to and there a n lines right in fittings yeah but to do that he has to take the fuel tank out and obviously the fuel pumps we can reach in there and to do that the entire drive line out of the car pretty easy install this is what it's like to be six foot seven all right we're done the car is ready to go as you can see right there ticking on a test drive temperatures are well within check max I saw was 181 degrees Fahrenheit after doing like for back-to-back pulls through top a second middle of third if I had tried to do that on the way here I would have guaranteed overheated the car because as you saw the thermostat does stop texting me the thermostat did not open whatsoever so now at least until we hit it with a 400 degrees worth of heat off of a butane torch so that you know always he was gonna work so it also changed that fitting inside the gas tank as you guys saw so no more leaking there so I think we're gonna be knock on wood ready for the track day on the 18th otherwise Mike's gonna get another fury if I hate this car this is a stupid car why did I buy this car actually no Mike I'm more tactful with Matt the one I'm like fuck you forever telling me to build this car alright guys thanks for watching this little vlog I don't know what else to say so yeah we'll see you guys in this room
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