FM COOLANT REROUTE 09-60020. There is thread tape on it in the picture, but I went back and used thread sealant instead. So it's the best reroute you can buy already. If you opt for neck delete option you get a core plug securing plate with a hose joiner for the intake (IACV) hoses. Built in the US. Crimp-ons could be a good choice, I guess, if youre doing this in the car and dont have enough room, but I suspect that shouldnt be an issue since the soldering would be done in the intake area. WELCOME TO THE FASTEST GROWING MX-5 PERFORMANCE SUPPLIER. Hawley says that it doesnt cause a leak, but it seems like an odd choice to me. The transmission is in the middle of the car in the hump between the passenger and driver seats. Still, it sounds more impactful when I use that first time line, doesn't it? Youre meant to use gasket goop on all mating surfaces on this reroute spacer / adapter. Now that a few years have passed and Ive replaced most of the various reroute parts with ones that dont leak, Id recommend an OEM thermostat gasket. And it includes a bracket to properly secure the upper radiator hose. I hope this will be the final one. When it comes to building a high-performance engine for a turbocharged Miata, the stock connecting rods may not be up to the task. My reroute spacer started to leak like a sieve after five years of use. The final shot shows it all plugged up and ready for business. In the other case, they were corroded together enough that the stud and nut came out as though it were one bolt. The first thing you want to do at the back of the engine is remove your coolant temperature sensor. Again like the rear cover, this one has a stick-on gasket that I again used RTV on. If you have a water-cooled turbo, follow the instructions for the kit you . Here are some of its benefits: - Reroutes the coolant flow back to the original path as designed for Mazda B6/BP engine, which evens out temperature differences that exist between front and rear of the MX-5 engine. Because when Mazda went to put the B-series engine in the Miata, they decided to put the thermostat on the front of the engine for packaging reasons. According to some awesome contributors on my various Miata forum build threads, PTFE is not great for an application with pressure. Miata $10 DIY Coolant Reroute! | Turbo Miata | - YouTube Needed to see someone elses. I think its worth doing a proper soldering job, because crimp-on connectors and wire nuts wont last nearly as long in an automobile application where there is constant vibration and movement. The above picture shows the housing, in two pieces that twist together, along with the new thermostat and some silicon grease, like youd use for plumbing. My pleasure!! Basically you need a correct-diameter tube to insert into both hoses. If you have an FM turbo kit, choose the "Garrett turbo" option. The first step was to cut and strip the existing plug wire. The net effect is that, although the thermostat is slightly less convenient to get to, coolant flows properly through the engine. The Hawley Performance spacer another take on the Kia water neck reroute Miata - Coolant Block Off - Fab9Tuning Unplug the two- or three-wire ECU temp sensor (3), . Two of these kits use a water neck from a Kia motor as part of the reroute and two do not. The kit ships with a shorter piece of tubing intended to go from the large port on the rear cover to the intake side of the engine, where the housing fitting is installed in the tube. My turbo goodies really wanted the neck to stay in place, so I left it. In the interest of either ease of assembly or ease of maintenance, they decided to put the coolant inlet and outlet both at the front of the engine. There is a lot going on in the shot above. It got so bad at the end that I just ripped it out and went back to the stock routing. Nice and tight, isnt it? Others copy, none match its performance. This sounds like a perfect mate up for what I needand since Im already COP, I dont have coil packs back there to deal with anyway! The water neck to the block. Well done guys! It has a couple of ports for sensors and nothing else. Im sure people have just used crimp-on connectors, but I like to solder things properly where possible. BEGI actually shipped me a few with the neck and block off plate. Fuel line can replace the throttle body coolant lines. You can look at the relevant section in my engine removal article if youre not sure how to do this. For those not aware, the Miata 1.8L engine is shared with the Ford Escort and some other Mazda compact cars. Results. I dont think any other sensor would work with that coil pack in place. It tried to make thermostat changes a bit less painful by moving it away from the back of the engine. The coolant sensor wire needs to be extended a little bit. One additional note on the Hawley Performance spacer. Ive not had any problems after swapping that little hose coupler out for a real one. Once your car is back together and ready to run, you need to fill and burp the cooling system. You dont use an OEM gasket. and isn't a '94-'97 Miata with an FM turbo kit, remove the EGR pipe now. The Miata cooling system is well known to be undersized, especially if you add a turbo. This is excellent for serviceability, but its an issue for the thermostat itself. But. On a stock 1997, one of the intake hoses gets in the way of the coolant line, producing the result pictured. I was curious and held one up to the housing (and did not take a pic, sorry) and immediately saw the reason the stock gasket would restrict water flow. My hat is off to the 949 guys. You mention Sharka doesnt like the 195 what do you mean? 605 likes. I alluded to this earlier. MX-5 Standard Coolant Reroute Kit - SkidNation MX-5 Parts But this is the no-kits build! It should be made as clean as possible, although I dont bother to clean the surface all that carefully because I use liberal amounts of RTV anyway, and I havent had any leaks. I decided to buy a fresh one and maybe not have to worry about it for a few years. If you have the room I did, its not a bad idea to use a hex bit with a torque wrench to properly torque the cover down evenly. Really research all of the reroute options. Thank you for including our spacer in your review! Also, notice the valve on the top. Not fun, but not impossible. Tiny backstory footnote: Mazda designed the B series engine to be used in front wheel drive applications. Thanks! I got the coupler from Jegs for a couple of bucks. SK Cooling and Retail Solution Co.,ltd, Phnom Penh. To make things worse, this very hot coolant is mixed right back into the engine coolant, with no chance to cool down at all. In any case, it ultimately needs to look like the picture (except with the heater core fitting on.). Damnit Adam! When I had 180 in an NA w/ a big radiator, I had trouble keeping it at operating temp. A must have for any Miata experiencing cooling issues. What they decided to do was route the coolant so it went into the bottom front of the engine, all the way to the back, and then to the front again out the top front. The Napa house brand thermostat (part number 101) opens up very wide to let a lot of water flow and starts opening around 180*. Make ever extra millimeter you possibly can when doing a reroute with the engine installed. Why a re-route? Additionally, when installed, the goal is to have the pinhole at the top, to help remove air from the system later on. If you are a car guy, i would definitely subscribe to receive weekly updates on new awesome car videos. Choosing a selection results in a full page refresh. When the engine was turned north-south and stuffed in the Miata, the rear-mounted thermostat housing/coolant exit was repurposed to feed just the heater. A hairdryer or lighter can work for this too. Thanks. Special thanks to my buddy Corey for the trick hose clamps. I ended up trying a few different configurations, and heres what the deal was. You can also see the customization to my coil pack mounting bracket. Flyin Miata coolant reroute opens full screen video in same window. 2023 Only Miata - The Miata Resource Online - Sitemap - Privacy Policy. And Ive tried it out. One note youre even supposed to use this gasket maker between the head and the spacer. The thermostat is held in by a rubber gasket. Once complete, top off the overflow tank. The water temperature at the thermostat will now be slightly lower than it is in the engine, and there may be a delay getting the thermostat to open. The overhang is odd. Use two nuts, with the wrench on the inner one, to back the stud out. This is one place where the M Tuned kit really needs some work. Sorry M-tuned fans, but thats quite a lot of distance in my opinion. I was reading a thread mentioning the possibility of long rad hoses collapsing so therefore it is necessary to place one inside? If you dont want to deal with mixing the coolant yourself, you can buy 50/50 premix. Stock 195F Stant 13959 with 1/16 hole drilled (pictured earlier): Perfect. Success! It looks like you are using our initial release spacer which we tried to make as thing as we could for ease of installation. No rough edges to create turbulence. Not having to deal with that bottom bolt will be wonderful. This is a Stant 13959, intended for a 95 Suzuki Samurai. Simply drain the radiator and leave the valve open. Remove the gasket; note the remaining stud. This is a little auxiliary sensor to let my extra VDO gauge work. Never use tap water, as it has a lot more minerals in it that will gunk up your cooling system. When building your reroute spacer, make sure to use locking thread compound on all of the ports. This kit features a nice molded hose that will work great with the stock radiator. I look forward to part 2. SUPER NICE. DIY Miata Turbo (Ep 6) Coolant Reroute 5 1 comment Best Add a Comment ogpedxing 4 yr. ago This is a different kind of reroute -- I've asked opinions of folks here and decided to go for it. I *did* unbolt the PPF from the transmission and jack it up a bit to give more firewall clearance. That is Gates part number 22165, intended for a different vehicle. If you have a crossflow radiator, with the inlet all the way on the side of the radiator, choose "crossflow", as you don't need the adapter hose kit. The stock 14, View Post The NA / NB Miata Wheel + Tire GuideContinue. If you have an MSM turbo on a not-MSM engine, choose the "MSM turbo" option. I think they came from NAPA? For starters, I put a decent amount of silicone grease on the rubber gasket that goes around the thermostat prior to installation. As its now warming up here in Vegas, its still struggling with AC in traffic when I need AC the most! I then soldered some extra wire I had laying around to both leads, to extend them about 8 or 10 or so. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); AHaidet's '93 1.8 swap with FM kit and MS3x - Miata Turbo Forum - Turbo Kitten is watching you test compression. PDF FM COOLANT REROUTE 09-60020 - Flyin' Miata Can you do this again but with the other new ones, like the cobalt reroute from moss. This finally forced coolant to flow front to back across all four cylinders, up to the head, and then back to front across all four combustion chambers. In my opinion coolant reroute is the most important cooling mod. And it points in the right direction so you dont need to tear apart your wiring harness to allow it to fit. You also need to get bolts over and through these kits to mount them to the motor. For part two, point your browsers here. Now you can fire it up and check for leaks. The cooling was designed to come into the engine from one side of the engine bay and go out the other, flowing through the block and head. Theres also VERY little space between that small coolant pipe and the Kia neck to slide a hose on. Your email address will not be published. The cover side is fresh, clean, unscratched metal, so I wasnt as concerned as with the engine mating surface. Your email address will not be published. This is apparently a new kit that Fab9 put together - I ordered the Hawley version awhile back and they sent me the new version. Not having that fitting would give nice clearance for the water neck too. Easy Coolant Reroute - part 1 revlimiter.net They ship a tiny 44mm thermostat with the kit. This kit is designed specifically to work well with water cooled turbo engines. Sorta-easy Coolant Reroute - part 2 revlimiter.net Hmm. If you run a pure track car in hot environments, you may consider just water with water wetter to help corrosion; water wetter contains the anti-corrosion additives youd ordinarily get from antifreeze. They were first seen in Scrats engine bay. Replacement parts: DIY Miata Turbo (Ep 6) Coolant Reroute - YouTube Our flow area is 8% better than stock, 11% better than the first reroute we sold and 5% better than our previous offering. First - why do you want a coolant reroute? The one worrying thing is the lack of clearance for a hose and hose clamp. BEGI makes it. This is super easy with the engine out, but more difficult with it in. IIRC when I remove the back cover the ring on the gasket was facing the head. This kit is well designed, including an engineering partnership with Colorado Mesa University to map out the cooling needs of the Miata engine. I just recently installed one of these on my car. Lets discuss, View Post The Best Miata Clutches NA / NB 1990-2005Continue, Your email address will not be published. You open it and attach a short run of hose while the engine is off and youre filling the rad with water. Looks to be juuuust enough room to slip the hose on. The big difference is the plumbing, though - the water coming from the turbo is now plumbed back into the water heading into the radiator so that it's cooled before going back into the engine. Look at the tool space engineered into the housing! You can throw it away or keep it if you want to go back to stock later it isnt required for the reroute. I find that if I try to burp the car with the nose on the ground, its a lot harder to get all of the air out. Still, its a good idea to remove all the paper and as much gunk as possible without scratching it. Weve got NA (1990-97) NA (1990-97) New products! . And before I get into that, heres a listing of all of the coolant reroute / fixes Ive done to Sharka over the years. BTW did you use OEM gasket for the BEGI adaptor? Ive got FMs turbo hard line kit for water hose routing, so I need to keep the stock neck in place. These adapters are perfect since theres not really space in the back of the head for a full 3/8 NPT sensor to match the 3/8 port in the spacer. The real magic starts on the inside. haha. This spacer and the big hose that will be shown in part two are what make this an easy coolant reroute. The thread locker I used to seal the threads on my reroute spacer was very likely what caused my leak problems. But if you use some silicone grease (dielectric grease is perfect), youll not destroy the gasket, get a good seal, and not have leaks. This evens out the delay in water temperature reaching the thermostat, mostly, and helps with the issue. This is not the kind of thing you want to do with the engine installed in the car, but it was an easy solution for us. Posted 8 years ago on Friday, August 21st, 2015 by James S. While I had the engine out, per the removal instructions in another article, I decided to also do a coolant reroute. Stock heater outlet neck: 37mm clearance needed. I believe I read this kit was in development for 2 years and in use for a full year before offering to the public. The BEGI reroute spacer granddaddy? So on a Miata, the coolant inlet and outlet are both on the front. They can reasonably handle the 12-13 hp a naturally-aspirated Miata makes, but when asked to deal with both the increased heat load of turbo boost and the reduced airflow caused by the intercooler, the cooling system starts to cry. It even comes with a small tube of gasket goop. I usually just grab the 80cent distilled gallons from Walmart as well. You just slice the little edges off with a dremel to allow the coil pack to slide right out of the rubber mounting bushing. The spring is placed inside the hose to keep it straight. Theres two odd things on this spacer. They have reasons for it (a Miata engine makes its best power at 195 and above) but Ive owned Sharka long enough to know that the little guy really does not do well with 195 thermostats. 949 posted that the open area has a greater diameter than a 2 inch circle. First, the old thermostat cover comes off. of the reroutes But thats just obvious. The 949 kit is EXTREMELY complete. Thermostat seal (rubber o-ring / gasket): Stant 25270. 15 Responses to Coolant Reroute Shootout. Connect your FM reroute to a Garrett turbo. - Flyin' Miata It took me about 45 minutes of working to get that bolt out and the whole spacer removed. The coil pack slides right over top (its a very tight fit) while the top mounting area just barely clears the valve cover. Compatible with stock and FM turbo EGR piping. On the Hawley part, theres full support on the mounting holes, but not full coverage on the neck base. These photos give a good feel for how the BEGI spacer uses the space behind the motor. Proper cooling of the engine means less stress on all parts, especially during high loads. This one has been designed and tested for maximum flow. It can simply be undone with a wrench. Includes everything required for installation. 949: 72mm. And Id like to apologize in advance for breaking this up into two blog posts. As an Amazon Associate I earn from qualifying purchases. The plug after soldering wires to extend it, Connection is soldered, ready to heat shrink the tubing. Decrease quantity for Flyin Miata coolant reroute, Increase quantity for Flyin Miata coolant reroute. Thats the stock coolant sensor. There's some magic in our cooling system that I'm going to reveal now for the first time. This may be a good option if I had a turbo, but I dont. Gasket maker, carefully applied, will not restrict anything. One side is sticky. There is more hose than required. Learn more. Compared to rubber, silicone hoses last longer and better resist cracking and heat (up to 160C). First, the H logo. Plus, Ive got some work to do on the car before I get all the parts installed to let me take pix for part 2. Im hugely impressed by the 949 kit so far. Notice the sensor in the back screwed into the welded bung. This will cap the water neck that comes out past the timing covers. Note that you'll still use the included upper radiator hose, you'll just add the adapter hose kit to the standard hose. Again, thank you for including our parts in your review. Unfortunately, that green sensor is the coolant temp sensor for the ECU, and it has to be on the hot side of the thermostat. our turbo kit at the same time, you'll want "Garrett turbo" and "banjo fittings". If youre needing to do an engine swap or otherwise have the engine removed, it does make the install much easier. No leaks so far. Do you know if that is the proper gasket for the standard water neck as well? Turbo connection kit for FM coolant reroute (MSM turbo) . SK Cooling and Retail Solution Co.,ltd | Phnom Penh - Facebook The Big Hose - the thing that makes this "easy." Okay where were we? Pay in 4 interest-free installments of $21.99 with. View Post The Complete Guide to Miata Turbo KitsContinue, Does Hot Wheels make a miata? Im hoping things stay sealed. Ive done it. If you have to swap the headgasket for other reasons, you might as well use the earlier headgasket, but it's not a requirement. Its still very trivial, however. The Ultimate Miata Coolant Reroute by Dave Coleman The lameness of Miata cooling systems is well known. Super frustrating that I got the M-tuned in January, before Qmax hit the market . 949 ships a 195 degree thermostat. Hawley and BEGI place the thermostat between the spacer and water neck. Just like the rear, this is actually two studs and two nuts, not two bolts. I had intermittent problems with water leaks and poor sealing for about 3 of those years. I recommend RTV so you only have to do this job once. The stock water temp sensor has a little spot in the housing for it to live. After removing Sharkas original reroute kit in 2016, I bought a replacement set from BEGI. Each reroute kit has to house a thermostat somewhere inside of it. Then our improved premium reroute kit with colorful silicone hose and black anodised plates is just the thing for you. Several companies sell kits to make this a reasonably-simple thing to do without re-engineering your entire car. You also want to monitor your connections and make sure you havent introduced any coolant leaks. They can reasonably handle the 12-13 hp a naturally-aspirated Miata makes, but when asked to deal with both the increased heat load of turbo boost and the reduced airflow caused by the intercooler, the cooling system starts to cry. Miata Coolant Reroute (M-Tuned) - Did It Myself Most people will already have banjo fittings and won't need more. This stuff works way better than thread tape. er connection on the block? One of the biggest reasons for Miata cooling fragility is a hidden quirk of the engine's front-drive heritage. Not sure why its missing a tiny bit of material down there. In the winter, though, it wouldnt warm up past 165 or 170F on the highway, which was way too low. One issue with this reroute is that the thermostat is no longer right on the back of the head. No gaskets to leak. Note in the picture you can also see the black RTV oozing out a little bit. Do you want your NA or NB MX-5 to not only run cooler, but to look cooler too? The Hot Wheels Mazda Miata is a die-cast toy car produced by the, As with any car, the clutch is an important component that will eventually need to be replaced. Instead of the previous water fitting, which only housed the heater core line and the temperature sensor, this one also has an outlet to push coolant back around to the radiator, through a thermostat. Real experiences with Mazda MX-5 Miata coolant reroute. The Miata coolant reroute, such as the M-Tuned reroute, locates the thermostat back to the back of the engine and restores the intended coolant flow. Front block-off plate and self-adhesive gaskets. It cannot be reused without being machined flat again. These ports are to allow you to tap the cooling lines for various reasons, be it a turbo, aftermarket gauges, or whatever.
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