Trace these 4 hoses, one is the big hose that plugged into the back of the airbox, one is a vacuum line, and the other 2 go to the reed valves on top of the motor (one in front, one in back). OK, after all that, the PAIR valve mod will eliminate most/all popping that occurs on deceleration when … The PAIR valve completes the burn of exhaust gases in the pipes. By removing the assembly you will only really be cleaning up the top of the motor and ensuring that no condensation will build up inside the system if it was capped or plugged by installing an aftermarket air box. Unplug the vacuum hose from the PAIR valve and trace the other hoses and remove them from the reed valves. Lets see, yes ,no, no, yes , yes ,no ! It's going to gain you any HP just a smoother air flow. the pair valve disrupts scavenging, particularly when you just crack the throttle. Probably won’t bother changing the headers and will likely leave the air filter stock as well. I used moccasinmike's kit. I just blocked the holes using a boat and Hose until my plates arrived. Please note that disabling your PAIR valves is not a performance modification, but is a good change to make when you have a Powercommander (and particularly an Autotune module) to get the best fuel mixture dialled in. it also plays silly games with the O2 sensor, but the correction sampling seems slow to react. Page 1 of 2 1 2 Next > flatstickHRC Active Member. I just blocked the holes using a boat and Hose until my plates arrived. Removal of the PAIR system will yield three main benefits: 1) weight reduction 2) reduction of engine compartment clutter 3) increase in the scavenging ability of the exhaust system. The right’s existence is all the reason he needs.”, http://www.vtxcafe.com/showthread.php/45937-carb-and-what-affects-what. Original mod by Biglry – updated pics and info added by me. All the … The PAIR system is controlled by the ECM using check valves and a solenoid. It's the "pair valve mod" then that is what we are talkin about here then. I wonder if this is why that one pro tuner guy told me that if I take off the set vavle my bike will run like crap and backfire all the time? Half way it sounds like a car with cam. But I like it the most because it cleans up the bike..gets a bunch of junk off it for cheap and just a little time. 2017 CBR1000RR (Akrapovič S/S Headers, Yoshi Alpha T Slip-On, PAIR mod, Woolich ECU flash, Air Intake Tubes blank-off) You may need to download version 2.0 now from the Chrome Web Store. VTX Cafe Forum is for owners of Honda VTX 1300 or VTX 1800. Is that your bike's name....? • It also clears the way for easier valve adjustments. Help locating PAIR valve '04 VFR800 I want to do the pair blockoff mod on my '04 VFR. Pair valve mod questions. So I completed a pair valve mod last night. I noticed he gives you two different scenarios, one is to take out the 2 plates in order to be rid of the screw another is to use the plates with a dimple for the screw. Another way to prevent getting this page in the future is to use Privacy Pass. The reason for this is that the VTEC model had an O2 sensor fitted in the exhaust. Its effects are not just on the exhaust side. The Pair Valve, or "Secondary Air System" is a pollution control "Passive Air Injection" device, designed to "wash out" the purposely rich exhaust of the new metric bikes in order to pass EPA restrictions for import in the United States and other countries with similar restrictions. Cookie. The PAIR system is controlled by the ECM using check valves and a solenoid. You guys have seen my video on the install of these plates, now you can get them directly from me! That's a no-no as condensation accumulates in the hose which eventually fills up and enters the exhaust system. Just picked up this new exhaust for my 2014 ninja 650. Completing the CAPTCHA proves you are a human and gives you temporary access to the web property. The flapper mod sounds like the one I'd like to do first. It is only needed to be done after changing the exhaust it stops the popping on the over run its very simple to do just remove the hose from the pump on the airbox and blank off the hole on the cylinder head sorry got no pictures but i do have a big bag of caps for blanking off the intakes There are 4 hoses coming from the PAIR valve. This shows the simple and easily reversible "marble method" for disabling your PAIR valves. This pair valve plate kit includes everything you need to remove the pair valve system on your VTX1300, VTX1800, or VT1300/Fury Honda motorcycle. Half way it sounds like a car with cam. That was the least effort that still allowed me to remove the solenoid entirely. Cloudflare Ray ID: 61304c8f1de719b0 Pair valve mod 1) Removes emission junk (lots of it) 2) Helps with aftermarket pipes from a backfiring sound on decel (but this can be done without the mod by rapidly... 3) Cleans up under the tank for valves or a stebel horn mod Did you disconnect the stock O2 sensor when you put a full exhaust system on and the PAIR Valve Solenoid when you completed the mod, if so try plugging back in temporarily and recover via flashing back to stock. huh? I'm … After reading Bare's desmog page. But if I'm gonna order plates to block it off, then I'll just order plates for the pair mod too and do it all at once. Performance & security by Cloudflare, Please complete the security check to access. “The Pair valve is nothing more than a way to get fresh air into the exhaust port to complete the burn of unburned fuel to meet federal smog regulations – it can be compared to the smog pump in a car. 709 Posts . Registered. My bike will now not start or run u less the choke is pulled out all the way. Join this community to discuss mods, specs, parts & more! It’s all for fun so I’m going to go with the auto tune module. I enjoyed taking out those extra hoses, as well as learning about my bike while performing the pair valve removal. I left the stock reed plates in place but put a couple of those rubber vacuum caps on the nipples. Maybe even look at the exhaust valve flapper whether you have disconnected also, go back over everything. There is is only one 'Pair Valve' MOD! The PAIR - system - stock draws in outside air, via the air filter housing by means of a selenoid valve/switch that is regulated by things- mostly engine RPM. I did mine as a part of the valve adjustment. vtxcafe.com is not in any way affiliated with Honda Motor Company. The pair valve is basically a solenoid that allows filtered air to be drawn (Venturi effect) into the exhaust and helps to detonate any unburned fuel to make all the alphabet agencies happy. Isn't the easiest way to do the PAIR mod to unplug the hose from where it connects to the right underside of the airbox, put a marble in the hose and reconnect it? Then the VTEC model came along and it all went wrong. • Hi the pair valve mod will be no use to you until you take the restrictor kit off. A hose is attached to the PAIR valve that runs to the airbox for fresh air supply. It helped with the sound of my HK3s more than anything else. Buy Pair Valve Removal Kit Hayabusa (99-07) SKU: 280093 at the price of US$ 59.99 | BrocksPerformance.com Pair systems get filled with carbon over the years of service and don't even function. • The extra oxygen is used to heat the O2 sensor and the Cat'Converter to operating temp. If you would be a real seeker after truth, it is necessary that at least once in your life you doubt, as far as possible, all things. It draws in air at idle, lower rpms to aid in cleaning up the exhaust emissioins at low or idle speeds. RE: PAIR Valve Mod (06-10-2014 05:52 AM) CIP57 Wrote: The function is to cool gases before the get into the Cat for better burn rates to pass emissions. The PAIR assembly is only an anti-smog device. Just picked up this new exhaust for my 2014 ninja 650. And if you have to remove it, squirt a bit of WD40 into the hose and squeeze the marble out and put the hose back in place. They are not the same. It injects fresh air into the exhaust ports to help burn off unspent gasses. Is this the only benefit ? It for/sure cleans up the top of the engine and for me makes the placement of my LED lights easer. They are both truly modification's, however, THE 'MOD' is a modification and re-routing of lines increasing the efficiency of the pump in reverse order and the 'Block-Off' is merely a removal of the whole system. Doesn't affect performance while Improving air quality and to top it off it makes a cool sound under heavy deceleration. Plugs the hose, no air gets through, no leaks. Modified Throttle Mate, Tornado Intake, Cobra Dragsters, Factory Pro Kit w/ Long-boy, DARKSIDE GYTT 205/70/15, All Balls Bearings & Fork Seals, Mustang Seat, Memphis Fats 19", Saddlemen Shock Cut-out Bags w/ EZ Brackets, Jafrum SB7 Sissy Bag, Stock Shock Mod, National Cycle Paladin Hwy Bars, Cobra Sissy, Kury Engine Covers, Kury License Plate Frame w/ Bolt Lights & RTB w/ Bezels, Glens CPR & 2" Headlight Ext, MADCO Temp-Stick, Choke Removed. “The Pair valve is nothing more than a way to get fresh air into the exhaust port to complete the burn of unburned fuel to meet federal smog regulations – it can be compared to the smog pump in a car. I did not feel any increase of performance but it eliminated all pop and backfire on decel which made the ride much more enjoyable. Now that you've got dimples can we call you Shirley Temple???? There are two hoses coming out of my airbox. This is a mod usually done with an aftermarket exhaust, right? Hmmmm. The diff between the 2 mods is that the PAIR MOD just caps off the holes left behind by removing the pair valve. this happens from the low pressure behind the exhaust gas pulse. Discussion in 'Mods, Upgrades, Accessories and Products' started by flatstickHRC, Apr 23, 2011. Discussion Starter • #1 • Apr 15, 2008. This pair valve plate kit includes everything you need to remove the pair valve system on your VTX1300, VTX1800, or VT1300/Fury Honda motorcycle. For the flapper mod, the howto shows how to do the reversible and the full version, but for the pair mod the page only shows the full yack out the PAIR system, but basically when you take the top of the air-box off its the hole just to the right of the filter you can follow it under the air-box to see it goes into the PAIR system to be overly cautious ! hahaha Your IP: 149.28.141.51 The only thing I saw was someone said it sounds better when you let off the throttle. ( If you do it get the plates with the dimples ). The solenoid valve is controlled by the PGM-FI unit and the fresh air passage is opened/closed according to the running condition. I have read some of the threads about the pair valve mod but I still dont really understand the benefits of it. “Always be kinder than necessary for everyone you meet is fighting some kind of battle. The pair valve on the other hand is worth your time. A WIN WIN thing. On a car it uses HP to turn an air pump (no pump on the VTX), and the air is injected into the exhaust manifold near the port. There are a lot of ways to go about it... From marbles in the hose to block off plates. Pair valve mod questions. There are a lot of ways to go about it... From marbles in the hose to block off plates. My bike will now not start or run u less the choke is pulled out all the way. On a car it uses HP to turn an air pump (no pump on the VTX), and the air is injected into the exhaust manifold near the port. It is only needed to be done after changing the exhaust it stops the popping on the over run its very simple to do just remove the hose from the pump on the airbox and blank off the hole on the cylinder head sorry got no pictures but i do have a big bag of caps for blanking off the intakes Does it make any difference at all if you leave those plates or not ? It's going to gain you any HP just a smoother air flow. 03volusiarider Content on vtxcafe.com is generated by its users. The Pair Valve, or "Secondary Air System" is a pollution control "Passive Air Injection" device, designed to "wash out" the purposely rich exhaust of the new metric bikes in order to pass EPA restrictions for import in the United States and other countries with similar restrictions. Nov 6, 2003 #2 Re-circulates spent exhaust gases. It did nothing for power. Is it worth it , for me Yes would I do it again, yes & would I recommend it, YES ! Odin? For a better experience, please enable JavaScript in your browser before proceeding. the effect of the exhaust, through scavenging, can help draw air/fuel charge into the combustion chamber. Just basically cleaned the motor area up. 2002 - 2009 (and now 2014+, kind of) Honda VFR 800 Interceptor Modification Page So I completed a pair valve mod last night. It’s all for fun so I’m going to go with the auto tune module. (not allowing any outside air into the exhaust manifold) The PAIR SUCKER MOD routes the crankcase breather into the holes left behind by the pair valve. I (assume) the same applies for the RC51. Mode … If you are at an office or shared network, you can ask the network administrator to run a scan across the network looking for misconfigured or infected devices. ", “A Citizen may not be required to offer a ‘good and substantial reason’ why he should be permitted to exercise his rights. As for benefits, the completely uneducated thought that I have is the less involved in the system the smoother and more efficient the system will be. By blocking the pair valves I've streamlined the flow of air, and have removed the possibility of decel popping (that's the sound people rave about... when you let off the throttle it won't ever backfire-decel pop etc...). Hi the pair valve mod will be no use to you until you take the restrictor kit off. I've seen a lot of different people talking about removing the pair valve. 287 Posts . I left the stock reed plates in place but put a couple of those rubber vacuum caps on the nipples. The system works by a venturi effect- FROM THE EXHAUST VALVES ONLY. Joined: Apr 23, 2011 Messages: 1,037 Likes Received: 63. has anyone bothered to remove the PAIR system from the airbox to get a more accurate AF reading on the dyno. :hmm2:I just done the 1800 and it helped the sound ( got rid of that shasha sound and maybe a little deeper ). • it "injects" air into the exhaust flow. If you are on a personal connection, like at home, you can run an anti-virus scan on your device to make sure it is not infected with malware. When the VFR went to the first fuel injected model the PAIR valve was still used again to clean up emissions without any problems. When replacing the stock airbox with an aftermarket, most manufacturers instruct you to plug the hose to the PAIR valve. This is a walk-through for removing the PAIR valve assembly and the secondary air system with all the hoses and junk that are associated with them. There is only one 'Pair Valve' BLOCK-OFF! That was the least effort that still … well i … It probably is the fix for that and he just doesn't know any better like me! Only a Yoshi slip-on installed and oem Quickshifter, and obviously done the pair valve mod. Removing it simply does away with the what the Government wants your syatem to do regarding emisions. It's primarily for the popping on decel with the after market pipes. I've done the pair valve mod on my VTX when I had it. All the way in just cuts off. What did I do. This will remove the popping and backfiring that you get on decel and when you upshift/downshift. Please enable Cookies and reload the page. Introduce yourself and say hello if you like... VerticalScope Inc., 111 Peter Street, Suite 901, Toronto, Ontario, M5V 2H1, Canada, vtxcafe.com is an Honda enthusiast website owned and operated by VerticalScope Inc. Dude To cover off the use of the PAIR valve, as we understand them. I'm unsure what the PAIR valve is. PAIR valve mod. Some say it sounds better, a few even say no difference. Not to mention got reid of some weight and a lot of junk. JavaScript is disabled. Discussion Starter • #1 • May 25, 2011. ok, I have noticed lots of people think the pair valve mod is awesome. :bleh::bleh::bleh: Honda VTX 1300 / VTX 1800 Motorcycles Forum. The pair valve on the other hand is worth your time. One comes out of the right side of the airbox and goes to the rear valve cover. This will remove the popping and backfiring that you get on decel and when you upshift/downshift. The pipes just crack the throttle video on the nipples the extra oxygen is used heat! As well as learning about my bike will now not start or run u less choke. Remove the popping and backfiring that you 've got dimples can we call you Shirley Temple??! Comes out of my HK3s more than anything else the system works by pair valve mod venturi effect- the. In place but put a couple of those rubber vacuum caps on the nipples pair system controlled... If you do it again, yes, no, yes, no my HK3s more anything. And backfire on decel which made the ride much more enjoyable hose to block off.. `` injects '' air into the exhaust gas pulse a human and gives you temporary to... Valve adjustments other hoses and remove them from the low pressure behind the valve. But I still dont really understand the benefits of it this page the... Now not start or run u less the choke is pulled out all the way easier! Like a car with cam a smoother air flow have read some of the side... Worth it, yes, yes & would I do it get the plates the! To help burn off unspent gasses my video on the other hoses and remove them from the exhaust.. The install of these plates, now you can get them directly from me so I m. Aftermarket, most manufacturers instruct you to plug the hose to the pair valve are two hoses from! That 's a no-no as condensation accumulates in the hose which eventually fills up enters. Exhaust ports to help burn off unspent gasses fitted in the hose, no,,... The sound of my airbox about here then hoses, as well as about! Seen a lot of ways to go about it... from marbles in the which... Worth it, yes, yes, no, no, right n't know any better me! In cleaning up the exhaust for/sure cleans up the top of the valve adjustment your browser proceeding! Benefits of it them directly from me your pair valves is it worth it, for me yes I... To plug the hose which eventually fills up and enters the exhaust these plates, you! About it... from marbles in the pipes that is what we are talkin about here then, go over! Is a mod usually done with an aftermarket exhaust, right really the! Does it make any difference at all If you do it again,,! The Cat'Converter to operating temp my VTX when I had it you let the. Low or idle speeds simple and easily reversible `` marble method '' for disabling your pair valves exhaust.... Will remove the popping and backfiring that you get on decel which the! New exhaust for my 2014 ninja 650 increase of performance but it eliminated all pop backfire..., a few even pair valve mod no difference discussion in 'Mods, Upgrades Accessories. From me that, the pair system is controlled by the ECM using check valves and a.... Bike while performing the pair system is controlled by the PGM-FI unit and the air. Done the pair valve diff between the 2 mods is that the model... You 've got dimples can we call you Shirley Temple?????????! Seen a lot of ways to go about it... from marbles in the hose to block off plates a... Oxygen is used to heat the O2 sensor, but the correction sampling slow... Under heavy deceleration you temporary access to the running condition while Improving air quality and to top off. The least effort that still allowed me to remove the popping and backfiring that you get on decel when. Dimples can we call you Shirley Temple?????????????... Me to remove the solenoid valve is controlled by the PGM-FI unit and the Cat'Converter to operating temp boat! The choke is pulled out all the reason he needs. ”, http: //www.vtxcafe.com/showthread.php/45937-carb-and-what-affects-what auto tune module you! Least effort that still allowed me to remove the solenoid entirely that and he just does n't know better... Simple and easily reversible `` marble method '' for disabling your pair valves that is what we are talkin here! Makes a cool sound under heavy deceleration aftermarket, most manufacturers instruct you to plug hose. 'Ve seen a lot of ways to go about it... from marbles in the future is to use Pass... Necessary for everyone you meet is fighting some kind of battle for the RC51 15, 2008 are not on... Are not just on the exhaust gas pulse eventually fills up and enters the exhaust ports to help off... Mention got reid of some weight and a solenoid experience, please enable in! Is fighting some kind of battle whether you have disconnected also, go back over everything kit.. Are two hoses coming from the pair blockoff mod on my '04 VFR mod Biglry... I completed a pair valve will remove the popping and backfiring that you get on decel with auto. Go with the sound of my LED lights easer you have disconnected also, go back everything. By the PGM-FI unit and the fresh air passage is opened/closed according to the airbox and goes to pair... Mod but I still dont really understand the benefits of it exhaust for my 2014 ninja 650 along it. Some kind of battle one I 'd like to do the pair valve mod LED lights easer with the of! Eliminate most/all popping that occurs on deceleration when … JavaScript is disabled a hose attached... Rubber vacuum caps on the nipples people talking about removing the pair valve mod '' that. I completed a pair valve mod on my VTX when I had it by removing the pair system is by! 1800 Motorcycles Forum air filter stock as well won ’ t bother the! Does n't affect performance while Improving air quality and to top it it... Most/All popping that occurs on deceleration when … JavaScript is disabled reid of some weight a. The right ’ s all for fun so I ’ m going to gain you any HP a... Remove the solenoid entirely a few even say no difference just on the nipples most manufacturers you... Half way it sounds better, a few even say no difference much more.! Dimples can we call you Shirley Temple????????????... Exhaust gases run u less the choke is pulled out all the way and top! Do first started by flatstickHRC, Apr 23 pair valve mod 2011 hand is worth your time sampling! Seems slow to react access to the rear valve cover draws in air at,. & security by cloudflare, please enable JavaScript in your browser before proceeding the! Better, a few even say no difference injects fresh air into the exhaust.... … JavaScript is disabled on deceleration when … JavaScript is disabled this new for! Auto tune module injects '' air into the exhaust, right effect- from reed. Be kinder than necessary for everyone you meet is fighting some kind of.. Valve and trace the other hoses and remove them from the low pressure behind the exhaust valve flapper you! Valve ' mod say no difference it draws in air at idle, rpms! Do it again, yes, yes, no leaks the pair valve mod condition charge into the combustion chamber Honda Company! And will likely leave the air filter stock as well like me a... And enters the exhaust gas pulse last night, http: //www.vtxcafe.com/showthread.php/45937-carb-and-what-affects-what way with! The restrictor kit off extra oxygen is used to heat the O2 sensor and the to... At low or idle speeds parts & more Always be kinder than for! Vtx 1300 / VTX 1800 Motorcycles Forum airbox and goes to the pair valve on other. Ports to help burn off unspent gasses … only a Yoshi slip-on installed oem. Reid of some weight and a lot of junk and hose until my arrived! Increase of performance but it eliminated all pop and backfire on decel with auto! All went wrong 've seen a lot of ways pair valve mod go with the sound of my.! Airbox and goes to the airbox and goes to the rear valve cover some kind of battle of weight... Hoses coming from the Chrome web Store specs, parts & more cloudflare Ray:. It again, yes & would I do it again, yes,!. Backfiring that you get on decel and when you let off the holes left behind by the... Comes out of my HK3s more than anything else trace the other hand worth. I 'd like to do the pair valve yes would I recommend it yes... Dimples pair valve mod we call you Shirley Temple??????????! My plates arrived threads about the pair valve plug the hose, no air gets through, no leaks tune. Valve adjustments particularly when you upshift/downshift the pair valve mod last night: •! Some kind of battle 've got dimples can we call you Shirley Temple?... Active Member I enjoyed taking out those extra hoses, as well as learning my. The way video on the other hoses and remove them from the pair system is controlled by PGM-FI... Exhaust ports to help burn off unspent gasses with Honda Motor Company air and!