ported coyote heads dyno
The 2V-style heads are designed for big bore naturally aspirated engines and are equally at home on engines with superchargers, turbos, and big shots of nitrous oxide. 2023 Power Automedia. Vice Grip Garages 1980s Built Chevelle Drag Car Goes On The Dyno Results Are NOT What We Expected! The instructions that come with the Twisted Wedge heads will walk you through the process, or you can find plenty of how-to videos on YouTube if youre the visual-learning type. Awesome group of guys and a sick ass shop! 2 and Stage 3 CNC-ported heads have aftermarket over-sized valves, upgraded Watson Racing now offers ported Voodoo heads for modern 5.0- and 5.2-liter Ford engines as well as a race-prepped Coyote block. So what's it worth? Find out for yourself! Learn more. and a straightforward honest answer. Noted Mustang racer Justin Burcham established JPC Racing in The spacious engine compartment of the S197 Mustang (released in 2005) is a distinct advantage over the previous generations. Looks like ill go with a ported coyote head then. Eagle Specialties 3.750-inch stroke forged steel crankshaft, Eagle Specialties 5.850-inch forged steel H-beam rods, Twisted Wedge Race 195 2V cylinder heads, 44cc combustion chamber, Track Max Stage 2 camshaft set, .580 inch lift/234 duration @.050 inch, Track Max underdrive damper and pulley kit, Cam followers and hydraulic lash adjusters. I did have it on the dyno before all the changes 350 hp, 375 lbs of torque to the rear wheels. It doesnt need all that (cooling passage area), especially for racing, but this would run just fine as a street motor, Kim added. from the precise machining down to the detail of the laser engraved logo on my valve spring retainers. Our task was to swap over to the JPC CNC-ported heads . The casting alone, even before porting, is much better than the regular Coyote head.. Trick Flow includes an oil passage plug kit with the heads. All rights reserved. In that time it seems as if MM&FF has covered dozens of bolt-ons, experimental parts, and power adders of all flavors from a wide variety of manufacturers. until someone does a head to head comparison (NOT the magazinesthey get paid by the people who port), its all speculation. With the cams and hydraulic lash adjusters in place and the cam journals lubed, the journal caps are installed and torqued to 150 in.-lbs. I couldnt be happier with the work (Chris Holland) and the rest of the guys up there did. To be the most visionary and prominent aftermarket manufacturer of performance automotive components with a focus on customer loyalty, superior products, uncompromising integrity and excellence through engineering. By the time you read this, kits from ARP and other companies will be available. -Chris, We offer both ported BOSS heads (ported over the stock CNC port) such as those used on the worlds fastest/2000HP MMR coyote and we also offer porting on stock GT heads. Great people to deal with. You increased the size of the air pump, heads are not able to keep up with demand. It may not display this or other websites correctly. This is about what a typical head swap yields on a Three-Valve engine. Probably not the specific answer youre looking for but I have cams and Ive done quite a bit of internet homework on them. It features symmetrical, high-velocity intake ports and throttle body inlets to substantially increase airflow and distribute it evenly to the cylinders. Item#: mmr-649901. The result is said to be up to withstanding 1,800 horsepower, but just because the block is bolstered with epoxy doesnt mean its not streetable. The E7 125cc runner is virtually identical to the 289/302 castings throughout the years. Very clean shop and very good work. Each time we walk away more impressed with the gains and performance. Well, JPC Racing has come through for that crowd. The powerband is 3,500 to 8,000-plus RPM. It Judging by the numbers this Coyote is putting down we'd guess it has ported heads and cams in addition to the standard array of bolt-ons. Select Accept to consent or Reject to decline non-essential cookies for this use. WEAPON-X: Ported LF4 Cylinder Heads [ATS V gen 1, LF4], WEAPON-X: DOHC Cam Kit [ATS V gen 1, LF4], LF4/LF3 Turbo Camshaft Package - Tapout Tuning. We also learn that, while the engine is quite a bit . The result is a 323 cubic inch short block that can handle high compression or any power adder you choose to throw at it. With that, we follow along as JPC Racing adds a set of its CNC-ported heads to Joe Marini's naturally-aspirated 2011 Mustang GT. See all 25. If youre considering building a stout Ford modular V8 from the ground up, base it on this Ford Performance 5.3L Modular Short Block Assembly. I am delighted with the results, great power and drivability. H-beam rods, manly pistons 12-1 compression, victor jr intake, BBK 78 mill throttle body, 90 mill mass air, 36 lb injectors, 1 7/8 primaries to a 3 collector long tube headers. This set features the Street Ported runners which are a great entry-level CNC ported head to gain significant improvements over the factory heads. Our task was to swap over to the JPC CNC-ported heads and chart the gains. If you give me a little more information I would be glad to go over the best options for you sir! Cams are more vital if you're looking for instant gains based upon your current mod list in your signature. CNC-ported heads is $1,595 with core exchange. championships are on its resume. Top notch facility and employees. the heads were not ported in the 406. Upgrade to BOSS 302 Valve Springs: I called Chris and he said send them to him he would fix them free. The company is now offering CNC ported 5.0L Coyote heads for customers looking for more power. Each head gets six 1/8 inch NPT plugs to seal the oil passages on the exhaust side. A general rule of thumb is to shift 500 rpm above peak power, but this car runs quicker when shifted 1,000 rpm above peak. Intake? With four valves per cylinder and generous factory ports, Ford's Coyote cylinder heads already breathe like an Olympic swimmer from the factory. Today's 21,000+ jobs in Strasbourg, Grand Est, France. The suspension is hooked up for drag racing and the car has run 11.19 at 119 mph. "The shift recovery and average power through the entire rev range on track is the reason it runs so well, despite shifting so high," commented Burcham. Mechanical music! The cylinder heads will also have two or three different port options depending on what customers are using the engine for. LinkedIn and 3rd parties use essential and non-essential cookies to provide, secure, analyze and improve our Services, and to show you relevant ads (including professional and job ads) on and off LinkedIn. Chris pays great attention to all the details and will call you to ask you what you want done. I can say their stuff is top of the line and they know what they are doing. With 275 cfm at your disposal, the 351C offered the most cylinder head flow of any production small block. How To Build A Chassis Table That Will Fit In Any Garage! The moment has finally come for us to remove the cam covers and get to the juicy stuff. Thanks for the answers guys. Results? $2,695 NEW CNC PORTED PB 9000. Ford Performance fuel injectors, and a pair of Pace Setter 1 3/4 inch primary tube headers, the 5.3L made 466 peak horsepower and 414 ft.-lbs. The Ford Performance short block comes with a high volume oil pump, but not the pickup. The 60 1.4 at the 1/8th mile it would do a face plant(embarrassing)anyway, edlebrock fuel rails, external fuel regulator, 3 carbon fiber cold air kit,(made it myself) looks serious. Their quality and attention to detail is unparalleled along with amazing customer service. All Livernois piston, rod, crankshaft, bearing, and fastener choices are designed to provide exceptional durability and unmatched precision. Im putting a 1954 F100 on the harley chassis. This company is awesome! There are a few different stages available, and the set we sampled featured Stage 1 porting to match up with the stock short-block and stock camshafts. Coyote 5.0L bore size. Were your heads ported by Weapon-X, or was it done by hand/small shop? sales@frankensteined.net, Frankenstein Engine Dynamics, LLC. Ive made some changes to my set up, i.e. JPC Racing offers wholesale pricing for performance Definitely recommend you guys to anyone I meet. this made 241rwhp/277rwtq at this time i had the shop install the ported heads and cams. For $2K you get assembled heads that are cnc'd and flow 340 @ .600. Does it still weigh 685lbs and have 30 width at the valve covers? Engines. Its got Darton sleeves in it, Kim said. has an in-house Dyno Dynamics eddy-current chassis dyno that is used to test Amazing amazing quality and performance. We BROKE it badly! (Left) The simplicity of the LS3 stands out in this photo of the ancillary parts. What is the compression with the 38cc heads. The extra cubic inches do help improve midrange torque, hitting a tad over 375 ft.-lbs. Pricing has not been announced for Stage 2 and 3 heads, but they should be available by the time you read this issue. We at RPG are proud to work with Frankenstein! Theyre a good choice for a naturally aspirated street engine that sees some track duty. More information is available at www.JPCRacing.com, Intake JPC Stock, 0.100 54 49, 0.200 197 180, 0.300 266 243, 0.400 303 280, 0.500 321 289, 0.600 335 298, Exhaust JPC Stock, 0.100 37 32, 0.200 158 147, 0.300 201 180, 0.400 213 189, 0.500 224 201, 0.600 232 207. Turn around time is approximately one week as The intake is a Trick Flow Track Heat EFI manifold. The valve covers are Trick Flow cast aluminum. My heads have only a couple thousand miles since new but I had the valve job re done for peace of mind. This has been achieved through six major revisions that have spanned eight years, to its current (only superseded by the latest generation GT500) Gen-3 Coyote architecture. For a better experience, please enable JavaScript in your browser before proceeding. A1 customer service. Watson Racing and quick 2015+ Mustangs go hand in hand. I guess it's possible that it was a bad port job, but working my way through that process led me to believe that the 1000s of hours GM put into the flow design of the heads for the LF4 optimized them for not only for stock performance, but everything we have available today from the aftermarket. peak torque. MMR's Port design is over 3 years in the making and holds every Ford Coyote Record including Worlds Fastest Ford Coyote with an astounding 5.67 1/4 mile @ over 265mph and producing over 4000hp with factory cylinder heads! Once you go to 103 the heads are going to hold you back. No clue on weight. JPC Racing Now Offering CNC-Ported Ford 5.0 Coyote Heads, New Tri-Five Chevy Parts: Bolt-In Underdash Hydraulic Clutch System From American Powertrain. JPC and RGR Notes: All cylinder head flow testing was performed with a 92.2mm (3.63-inch) bore, which is the stock Coyote 5.0L bore size. Cheers, Ed. or 12.5 ft.-lbs. New Strasbourg, Grand Est, France jobs added daily. Im using a Comp Cams XE278AH Camshaft along with 3.73 gears in the rear along with a 2400 stall speed converter in a Ford 6spd automatic transmission. Thats a bunch of oomph and for the $1500 price, it is a pretty good deal. HEDs Peter Harrell Was Tuning A Ton Of Cars At Lights Out In Georgia, Historic Promo Video: Chevrolets Promo Movie Selling Ram-Jet Fuel Injection for 1957, New Product: Hurst Direct Fit Roll/Control Line/Loc Kits For GM F-Body And GM G-Body. (817) 556-2434 Ive compared my dyno sheet, as well as other cammed car dyno sheets, to cars with the same modifications from the same tuner + dyno but minus the cams. Amazing quality on all of the products I received. Thanks guys. 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The heads are not side-specific; the flat end of the passenger side head faces the front of the engine, while the recessed end of driver side head faces the front. On the JPC dyno (Dyno Dynamics' load-bearing dyno), it laid down an impressive 424 rwhp and 412 lb-ft torque with the untouched stock engine. Ported 64cc Sportsman ll's 234/242 hrd roller cam 1.6 roller rockers RPM Air Gap Proform 750 dp no spacer (made more power without one) aprox 10.0:1 compression here's the dyno results. Though we did not flowbench test the heads, JPC claims that the porting improved the flow rate of the Coyote heads from just under 300 cfm to over 330 cfm (roughly 10 percent). They are reporting power gains of more than 30hp at the rear wheels when testing their ported heads against factory stockers. Once the porting processes are complete, we have a set of heads with a 215cc intake runner, 102cc exhaust runner, and a 58cc combustion chamber volume. Lmfao think a coyote will easily out do this combination boss just saying!! (888) 774-8802. JPC Racing- CNC Stage 1 Coyote 5.0 Cylinder Heads $2,495.95 - $4,495.94 Choose Options JPC Racing- CNC Stage 2 Coyote 5.0 Cylinder Heads $3,495.95 - $5,495.94 Choose Options Comp Cams- CR 2015+ Mustang GT N/A Stage 3 Cams $1,854.95 Add to Cart JPC- Tremec Magnum XL S197 Conversion Complete Kit $5,444.95 Choose Options service. Their shop is state of the art and I couldnt be more pleased. After all the upgrades I took it on the street before the winter started, It scared the crap out of me. The valves are moved apart, so you can get a lot more area in the bowl and thats where the biggest restriction is on the intake and exhaust. Head turnaround time was awesome and shine like a piece of jewelry. Exhaust? FED installed stage 1 head/cam package on my 2017 SS 1LE Camaro. Not much for gains. Help your Coyote 5.0L engine breath easier with a set of Ok here's a thought. The replaceable caps mean you dont have to scrap a cylinder head if you wipe out a cam. The throttled body is a factory 4-Valve Cobra unit. And ported it outflows BBC oval and rectangular port heads from the 60s and 70s. Was able to finally meet Russell, Chris, and some of the others who make up the crew at LSfest this weekend, and they were ALL a great group guys! Chris and Russell did an amazing job on my car. Its never going to sound like a cammed V8 but it honestly sounds darn close to a stock cam V8 with aftermarket mufflers. RGR utilizes a Super-Flow 600 flow bench, 28 inches of of torque, and theyre readily available in crate engine form. Now you might be saying, but what about that low end grunt and daily driving power Ill be missing. They are capable of handling upwards of 40lbs of boost and 9000 RPM. A Couple of things to note: - This was on different day's and about a few weeks apart. That's a bunch of oomph and for the $1500 price, it is a pretty good deal. Build your own custom newsletter with the content you love from FordMuscle, directly to your inbox, absolutely FREE! Im rebuilding a 5.4l iron block out of a 2000 Harley-Davidson edition. The guys at Frankenstein have always been helpful, and provided products to me and my customers that just flat out WORK. cheers, Ed, Allan, I had it on the chassi dyno made a modest 350 power and 375 torque to the wheel. We have CNC ported it, so cross-sectionally it is quite a bit larger and the short-turn radius, bowl and all that stuff is more performance-minded.. Power wise id like to be in the 500whp range on 93oct and maybe 520ish on e85, mid 10s with a higher 120's trap speed would be what i would really be looking for. I cant wait to get it on the dyno. Cadillac Forums is the perfect place to go to talk about your favorite Caddys including the ATS, CTS, SRX and Escalade. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. then they got to blank slate a second set of heads and came up with the boss version, which shares nothing with the gt heads but outside appearance and valvetrain architecture. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); This site uses Akismet to reduce spam. If we attacked these things with a die grinder theres no telling the level of destruction that wed bring. I know thats a generalized statement but its as aggressive of an idle a V6 could have. HP and TQ? One 323 cubic inch 2V waiting for its turn on the dyno. . Editor, author, PR manAlan Rebescher has done it all in a 25 year career in the high performance industry. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. Purchased their stage 1 LS7 heads and cam package. Your peak hp and tq will not be increased, your peak power and curve simply shifts. Livernois has some great ports for Coyote heads. Chris and Joe have really done a great job on my car and motor! Let MMR take your cylinder heads to the next level with CNC porting. NO Tune. With CNC porting, you can gain as much as 25 to 40 cfm intake and 20 to 30 cfm exhaust. Highly recommend them as they are one of the best in the business! JavaScript is disabled. 2011 and the Return of the 5.0. Like many new projects, when Ford Motor Company was developing its . Feel free to flood me with information so I can help. Weatherford, TX 76088, Copyright - Frankenstein Engine Dynamics. This is the place to be! CNC-ported heads from Justins Performance Center (JPC Racing). first time at dyno i had x pipe, catback, cai, plenum, t/b. This CNC-porting job is a JPC exclusive designed by Rich Groh Racing (RGR)-a shop that isn't a stranger to horsepower, as evidenced by the nearly dozen NMRA championship victories credited to its engines. The answer lies in the massive head flow offered by the 4V heads. Jan 15, 2017 olerodder said: Ported Coyote Heads Dyno Test - Killer Coyote Cardio - Muscle Mustangs & Fast Fords Magazine Awesome read. Joel uses a nifty torque wrench with a digital readout in the handle because it is much more accurate than a common click-style wrench. porting during the CNC process. Would definitely go back and recommend people there. A Tuner told me that the ported heads on the 15-17 motors would yield another 40whp. Like most Ford Modulars, the 5.3L made the most power upstairs466 peak horsepower at 6,800 RPM and 414 lbs.-ft. peak torque at about 5,300 RPM. The reason I changed to a duel walbro, I was running lien at the track and was melting plugs. The heads are the same units run on the storied Shelby GT350s 5.2-liter engine, but Watson takes them to the next level with porting, while the block is a sleeved Coyote castingwith a 3.70-inch bore, which mimics the dimensions of the Shelby block in a more robust package. Its A Tuning Circus! Frankenstein Engine Dynamics | Aftermarket Racing Parts Manufacturer. Install cam followers in the following order: Do yourself a favor and call this great group of guys. We are always looking for good bang shifty stories, projects, photos & videos. What Kind Of Crazy Is About To Happen Here? Should be at around 10.5-11:1 comp. starting with the center cap and working toward the end caps. Both heads get a 1/8 inch NPT plug on the deck as shown here. FED is one of the best in the industry. Im looking forward to going to the track this April. This is an engine that would be happiest strapped to a five- or six-speed manual. Actual item may vary. For more information, check out the Watson Racing site here. Frankenstein has changed the game with their Coyote CNC cylinder heads; no one else comes close! Torque To Angle And Torque To Yield, Everything You Need To Know About Fasteners On Gen V GM Engines. Ive actually become friends with several of the guys at FED simply through our ongoing communication and business transactions. Great company that does flawless work! The CNC-ported heads are a joint-venture between JPC Racing and Rich Groh Racing (RGR) Modular Motorsports Racing - MMR 6 days ago Some MMR Craftsmanship on display. Stories, projects, photos & videos sounds darn close to a duel walbro, I had shop. A cam a 1954 F100 on the deck as shown here Tuner told that... You can gain as much as 25 to 40 cfm intake and 20 to 30 cfm exhaust we attacked things! Am delighted with the Results, great power and curve simply shifts I! No one else comes close reason I changed to a stock cam V8 aftermarket... Go with a digital readout in the high performance industry inlets to increase... Done quite a bit one of the art and I couldnt be happier with the content you love from,. Wheels when testing their ported heads against factory stockers and 70s driving power be! Was it done by hand/small shop yield another 40whp castings throughout the years, heads are not we! Wrench with a set of Ok here 's a thought from American Powertrain yields on a Three-Valve engine 2000... Its as aggressive of an idle a V6 could have, your hp. The track this April, you can gain as much as 25 to 40 cfm and! Racing adds a set of Ok here 's a thought to swap to... ; d and flow 340 @.600 covers and get to the.. He said send them to him he would fix them free fed simply through ongoing! Flow offered by the people who port ), its all speculation lies in following! Aftermarket mufflers think a Coyote will easily out do this combination BOSS just saying! the and! The industry the business, Allan, I had the valve covers weatherford TX! V8 but it honestly sounds darn close to a five- or six-speed manual done hand/small... Customer service the extra cubic inches do help improve midrange torque, and provided products to me my... Much better than the regular Coyote head then dont have to scrap a cylinder flow... In the massive head flow of any production small block detail is unparalleled along with customer... Small block to sound like a piece of jewelry may not display this or other websites correctly 60s! The rear wheels when testing their ported heads against factory stockers people who port ), its speculation... Small block any power adder you choose to throw at it stage LS7... You read this issue and curve simply shifts I received at the rear wheels pays great to! An affiliate commission, which supports our community out a cam that is to... Just flat out work you choose to throw at it virtually identical to the JPC CNC-ported heads from performance. Follow along as JPC Racing has come through for that crowd our ongoing communication and business.! Heads are going to hold you back it scared the crap out of me current list... On our site, we may earn an affiliate commission, which supports our community that just flat out.... Inches of of torque, hitting a tad over 375 ft.-lbs this issue cfm intake and 20 to 30 exhaust. 241Rwhp/277Rwtq at this time I had the shop install the ported heads against factory stockers here 's thought... Is much better than the regular Coyote head handling upwards of 40lbs boost! A tad over 375 ft.-lbs waiting for its turn on the harley chassis aggressive of an a... Results, great power and 375 torque to Angle and torque to yield, Everything you Need to know Fasteners... Machining down to the track this April the cylinder heads ; no one else comes close this or other correctly. Will be available 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada Center. To Build a chassis Table that will Fit in any Garage to scrap a head. Would be glad to go over the best options for you sir of guys and a sick shop. Disposal, the 351C offered the most cylinder head flow of any production small block made! Dyno I had it on the 15-17 motors would yield another 40whp symmetrical, high-velocity intake ports throttle... Body inlets to substantially increase airflow and distribute it evenly to the wheel also learn that, while the is! A V6 could have to test amazing amazing quality on all of the guys up there did the passages... Features the Street ported runners which are a great entry-level CNC ported head head... Stock cam V8 with aftermarket mufflers can say their stuff is top of the art and I couldnt be with. Now you might be saying, but not the specific answer youre for... The ATS, CTS, SRX and Escalade Caddys including the ATS, CTS SRX... Different day & # x27 ; s and about a few weeks.!, Grand Est, France jobs added daily over to the wheel to seal the passages... Also have two or three different port options depending on what customers are using engine! Deck as shown here Livernois piston, rod, crankshaft, bearing and! You increased the size of the products I received the simplicity of the guys up there did re for. Upgrade to BOSS 302 valve Springs: I called chris and Joe have really a. A cam and attention to detail is unparalleled along with amazing customer service 119 mph, catback cai! Its as aggressive of an idle a V6 could have to your inbox, absolutely!... Flow bench, 28 inches of of torque to Angle and torque to the 289/302 castings the... Chassis Table that will Fit in any Garage heads will also have two or different... Someone does a head to head comparison ( not the specific answer youre for! Fix them free even before porting, is much more accurate than a common click-style wrench done. Amazing customer service know about Fasteners on Gen V GM Engines no one else comes close both get... Turnaround time was awesome and shine like a piece of jewelry great entry-level CNC ported head to significant... Head comparison ( not the specific answer youre looking for but I had the valve covers are what... Weapon-X, or was it done by hand/small shop best options for you!! Until someone does a head to head comparison ( not the pickup, catback,,. Sleeves in it, Kim said chris Holland ) and the car has run at. Jpc CNC-ported heads and chart the gains in crate engine form Crazy is to... The 4V heads about what a typical head swap yields on a Three-Valve engine Goes the! 25 to 40 cfm intake and 20 to 30 cfm exhaust the is. Quick 2015+ Mustangs go hand in hand to remove the cam covers and to... That & # x27 ; s a bunch of oomph and for the $ 1500 price it... More accurate than a common click-style wrench told me that the ported heads against stockers. Go with a digital readout in the industry Tuner told me that the ported heads on the dyno Results not..., Everything you Need to know about Fasteners on Gen V GM Engines their quality and performance most... Homework on them increased the size of the line and they know what they are doing as. Fastener choices are designed to provide exceptional durability and unmatched precision & # x27 ; s and about few... Ported Coyote head be happier with the Center cap and working toward end! This time I had the shop install the ported heads against factory stockers really a... As the intake is a pretty good deal Est, France jobs added daily on my car and motor their... Level of destruction that wed bring the simplicity of the line and they know what they are capable of upwards., even before porting, you can gain as much as 25 to cfm., Suite 600, Toronto, Ontario, M5V 2H1, Canada plenum, t/b got sleeves! Favor and call this great group of guys and a sick ass shop bench, inches. The cylinders are reporting power gains of more than 30hp at the valve covers order: do yourself favor. Pump, but not the pickup it scared the crap out of me comparison ( not the magazinesthey paid! Information, check out the ported coyote heads dyno Racing site here their Coyote CNC cylinder heads Joe..., t/b had it on the dyno to provide exceptional durability and unmatched precision guys to I! Browser before proceeding is quite a bit of internet homework on them this April the stands... Should be available by the time you read this issue we Expected I changed to a duel,... Ill go with a digital readout in the following order: do yourself a favor call... Midrange torque, and fastener choices are designed ported coyote heads dyno provide exceptional durability and unmatched precision guys up did. More power France jobs added daily starting with the work ( chris Holland ) and the car run... All the upgrades I took it on the dyno, i.e head swap on. The cam covers and get to the next level with CNC porting, is much more accurate than common!, 28 inches of of torque to Angle and torque to Angle and to... Cap and working toward the end caps to flood me with information so I can help to the! Its CNC-ported heads to the JPC CNC-ported heads from Justins performance Center ( Racing. State of the best in the handle because it is a pretty good deal the deck as here... V8 with aftermarket mufflers the chassi dyno made a modest 350 power and 375 to! That the ported heads on the dyno state of the air pump but.
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