Boring throttle bodies. Post Nov 18, 2017 #1 2017-11-18T04:56.
Boring throttle bodies Core required. 0 Members and 3 Guests are viewing this topic. Checkout; Individual Throttle Bodies > SF Parallel Bore; SF Tapered Bore; SFD Large Bore; SFS Short; ST Small 2 Bolt; SS Spigot Mount; Large Single Throttle Bodies; Twin Throttle These Individual Shaftless Butterfly Throttle Bodies (ITB's) are the ultimate no-compromise Electronic Fuel Injection (EFI) solution for competition engines, supplied fully assembled, factory vacuum balanced, spaced to the cylinder centre distances required and ready to bolt on directly to inlet manifold flanges. Additional information. SKU. Whipple Superchargers - Throttle Bodies. , Closed This Big Bore Throttle Body Upgrade Kit is the easiest way to upgrade the throttle body on your Honda or Acura engine. I think I never mentioned it here but I have been boring out throttle bodies (91 and up) for years. The LT1 stock TB's are 48mm and many upgrade to 52mm. Bored Throttle Bodies. For efficient fuel combustion, the injected fuel mass must be perfectly matched to the air supply in the engine cylinder. 68rt. 5 in: Reviews There are no reviews yet. Most common models available for immediate exchange. Have a question? Boring throttle body for 4. The throttle body is then set-up on the lathe where it is bored to it's final dimension. - Thurs. His best previous al motor pass was160 and with the 47mm throttle bodies he made several 165 mph passes. TC bodies come with a fuel rail. I have read about boosting horsepower by boring out the restrictor lip of the throttle body. See more I've worked with a few throttle bodies that have been bored out from the original 57mm to 59mm, and on the older bikes from 51mm to 54mm. also, the 2zz tb from memory is 63mm, the 1zz would only be able to accom. $300. 1% IAG Big Bore 76mm Throttle Body w/ Electronics & Adapter Package for Subaru STI Process West Intake Manifolds Availability: Usually Ships in 24 to 72 Hours $379. Throttle Body Porting starts at $60 small frame and larger frame $80+. DIY bored throttle body Home Forum Blog Sell Cars Motor Insurance Marketplace Mycarforum is There is a guy in the UK who bores throttle bodies out. SNIPER EFI BLACK 90MM THROTTLE BODY In this video we discuss the difference between ported and bored throttle body or bodies and also discuss what half shafting mod means and what benefits a ha Big Bore Throttle Body User Name: Remember Me? Password : SUPPORT ZPOST BY DOING YOUR TIRERACK SHOPPING FROM THIS BANNER, THANKS! Post Reply. But doing so would result in my not enjoying any resulting advantage on the street -- I do prefer the double-throttle-bodies on the street (throttle response is better compared to the '03, is quite nice With that being said, the gen 1 busa throttle bodies are 46 mm stock and there is very little gain with going to a larger bore on the gen 1 busa throttle bodies ON A STOCK MOTOR. Each 86mm big bore 1510cc package is dyno tuned for proper air/fuel ratios to compliment the modifications that you may already have, such as a full exhaust, race air filters, velocity stacks, pair valve mods, and throttle body modifications. higher FD have better acceleration but lower top speed which means at 100km/hr your car will be at maybe 3500rpm which is quite high and consume more petrol. 02 intake valves, 180cc runner aluminum heads. F. Is boring out the throttle body on my 4. While a bored throttle body simply increases the diameter of the throttle body, a ported throttle body optimizes airflow without sacrificing The throttle body has some angle sensors and other sensors installed inside of it. Then we’ll decide whether you should do it or not. There is a company that sells rebuilt throttle bodies (with the restrictor removed) and you send in your old throttle body for a refund (1/2 price. Regular price $1,500 Fatmouth 4150 / 4500 flange - 105mm Billet Throttle Body - 2000+ CFM. Because the throttle is responsible for managing the airflow, any gunk or debris in the body can decrease power and acceleration. looks like u can remove Throttle body boring Throttle body boring. Typically 2-3 weeks if not available in stock for exchange. The throttle body in this kit is a brand new OEM Honda DBW (Drive by Wire) Throttle Body, and the outside inlet diameter is a huge 80mm (3-1/8") that tapers down to 70mm at the throttle plate. $700. Advanced Search Cancel Create thread Idle 1200-1400 doesn't sound rite to me, did you bore out something that not meant to bore. 00 Magnus Nissan R35 GTR 74mm Bosch Throttle Body w/ Adaptor (MMCINT2021) $1,402. That kind of precision you can not achieve with a drill press and a sanding drum or hole saw. Started by blown alcohol, March 24, 2024, 05:50:23 AM. Last night I successfully made a jig to hold the 370Z FI Throttle Response: Boost vs. After cleaning, the engine should run smoother and cleaner. 02. Post by Dras » Sun Oct 31, 2010 11:48 pm. We are the professionals! Largest Selection If you don't find the part, we'll get it for you! Free Shipping On any orders over $50. HI-BOOST 123mm Billet V-Band Throttle Body. 95 Regular price $606. We have these running on our 9agte @630hp PM us for details! What are st stock bore and what is bt? Only So, hypothetically If a guy with a cable throttle wanted to pop a larger bore throttle body onto his 2ZZ NA, what options are there that share the same electronics/IACV as the standard one - or what can be made to fit? Is it This component features a butterfly valve housed within a bore, which is operated by an electric motor or cable linkage. Available in bore diameters from 36mm to 55mm and configurations of 4 Hemi V8 Throttle Bodies. Single Cylinder Throttle Body Machining - MX/ATV 4 Cylinder Throttle Body Machining - Suzuki & Kawasaki Models Price: $595. LS THROTTLE BODY, 95MM W/TAPERED BORE. Bolt the t/body in it, indicate the existing bore true, and bore to size. Buy King Motorsports Cable Throttle Body Boring - All Except NSX KMSU-TBODY at King Motorsports Unlimited, Inc. , Batavia, IL 60510; Mon. 123mm V-Band Billet Throttle Body. Cam is slightly more than 10mm larger throttle plate OD over stock (70mm vs. Canes5xchamps Discussion starter. It may be though that I should, or will have to, bore older style TB's and use them only for Maxton, and keep the 05-style ones stock bore. B. HE DID MINE TO A 46MM HERE IS A LINK TO HIS WEBSITE Sredrum Performance - Dyno Tuning, Custom Machining, and Carburetor & Throttle Body Boring The TA range of Throttle bodies are an ideal replacement for IDA carburettors. This week's episode We are going to be showing off our ported intake manifold set💨matched with a brand new product (76mm Big bore TB's)! Introducing the Bra Depending on which Throttle Body is chosen the Casting is cleaned and the bores are either opened up to the new bigger size or bored out just enough to clean up the casting to insure clean air flow. Call us now: +61 3 9873 5400 (Mon - Fri 8:00 - 5:30) Trading as EFI Hardware A. On the right hand side a couple of sensors are in the way & the main wiring loom fouls on the frame. The bare throttle body parts are then bead blasted using plastic or glass bead media to prevent etching of the throttle body shaft or bore. Previous topic - Next topic. Better fuel efficiency – A ported throttle body can increase the efficiency of your engine by allowing for better combustion. 95 Regular price $762. And the more radical the head and cams are the more power you gain. If you make more We specialize in boring throttle bodies for various makes andmodels of vehicles. Jump to Latest Follow 8K views 5 replies 5 participants last post by 1lowandslowbusa Mar 1, 2011. for 61mm max as the plastic manifold does not have the physical ability to seal the flange hence also making it impossible to be port matched. 63mm is about the larger you can go. 99 $322. Weight: 2 lbs: Dimensions: 12 × 12 × 6 in: Reviews There are no reviews yet. The gruppe m thread sparked this thread. N00b. MPFI THROTTLE BODY - HARD CORE GRAY. when the upper butterfly was removed nothing changed on the bench but when Tapered bore throttle bodies are a perfect example of how subtle design changes can lead to significant real-world improvements. IAG Big Bore 76mm Throttle Body w/ Electronics & Adapter Package For Subaru STI Process West Intake Manifolds IMPROVE ENGINE AIRFLOW In the hunt for more than 600 horsepower Throttle Body - Bore or upgrade. The ridges found in the OEM assemblies will be machined into a single flowing Throttle bore. srmotorman Discussion starter 521 posts • Alpha Big Bore Throttle Bodies use your existing Nissan OEM drive-by-wire electronics. I am considering boring the TBs to 2”. That looks great and all but for $135 (or less) you can get brand new throttle body: 86-93 THROTTLE BODY, 65MM, SATIN MUSTANG 1986-93 Mustang 5. Dras Mechanic Posts: 584 Joined: Wed Jul 26, 2006 7:00 am Location: Castle Hill, Sydney. Reset Search. JET boring 2005 OEM throttle body to 46. Close . If the throttle bore is too small then this will restrict airflow at high RPM but if the bore is too large then this will lose torque in the Boring the throttle body oversized is an excellent way to increase air/fuel flow into the engine and is critical for maximizing performance with race built engines. So, using those 52mm plates, this could be possibly easy. In order to maximize your engine kit, creating a larger inlet for the airflow becomes critical. 1% more area at the blade EPS Tuning CNC billet aluminum adapter plate Nisformance Plug & play adapter harness Very low merge angle between throttle body bore & intake manifold inlet for a smooth transition Improved throttle response and driveability c 2012-Up ZX14R BORED THROTTLE BODIES $700 complete @ RC Performance, LLC SKUNK2 BIG BORE THROTTLE BODY COLD AIR INTAKE COUPLER. & Sun. Can be an affordable performance upgrade – Compared to other engine modifications, a ported throttle body can be relatively affordable and easy to install. DCNF Throttle Bodies are also available in the following bore sizes: TC40i (40mm) TC42i (42mm) TC45i (45mm) Email Us; 847-709-0530; 500 N. The bore of the throttle body makes a significant difference to the way the engine performs. Enlarging parts of the intake system can lower charge velocity unless other complementing measures are All motor work is done In House for the best quality control and low prices. The new EPS throttle bodies feature a 10mm (16%) larger throttle plate with a full 36. SKUNK2 GRAMS 72MM DBW DRIVE BY WIRE THROTTLE BODY CIVIC FN2 06+ £421. 00 Weight: 5. I read a few threads where owners had bored the throttle bodies and extra 1mm radius. We will port the throttle body open to its most extreme limits without compromising throttle response. if i was to guess, at high rpm the air speed/turbulence would not require the plate but at slow air speed, the plate helps disperse the fuel and probably improves throttle response during “street” riding. I know there used to be a company that advertsied oversize TB's for the TLR, I believe it was Superbike Mike's. I had a 1989 Ford Ranger long long time ago with a 2. Please Allow 2-3 Weeks. 9L V6 and that was the first vehicle I modified the throttle body on. He can advise on the need for bored throttle body on a stocker. The check engine light also comes on due to several other reasons, which is why we recommend visiting an auto specialist and having the car If nothing else is changed opening the bore on the throttle body or putting on a larger carb can actually decrease HP. A special TBR1/120 fuel rail is required. Throttle Body Unit Porting. 749/999) throttle bodies be modified to work on my 996 without fabrication or computer swaps? Thanks for any help you guys can offer. Posts. 95 + AMS Alpha Performance R35 GTR Throttle Body Isolator Kit $242. This ensures the that your engine is breathing at a maximum and producing the utmost power. ) This i am pretty sure the throttle bodies are different. dieseldell Discussion starter 108 posts · Joined 2004 Add to quote; Only show this user #1 · Oct 15, 2004. 5 lbs: Dimensions: 9 × 5. May cause issues with idle and low-speed You are here: Home > Throttle Body Boring: Sort By: Page of 1 : Single Cylinder Throttle Body Machining - MX/ATV Price: $295. EFI Throttle Body Boring (Dual- ATV/UTV/Snowmobile) Be the first to review this product. The shaft is cleaned and inspected. SREDRUM PERFORMANCE DID MY THROTTLE BODY TOP NOTCH WORK AND GREAT PRIZING $125 SHIP BACK TO YOU. I think it works cause the V8 guys and focus/contour guys all bore theirs out. Boring throttle bodies. If you have dual EFI throttle bodies and are looking for more flow, we can bore them for you. The TC bodies are available in 40mm, 42mm and 45mm. Drives: 2003 BMW Z4 3. Let me know w This weekend we tested the 47mm throttle bodies at Rockingham and got some 1/4 mile results to go with the dyno numbers. . The bodies also get CNC-ported internally for greatly improved flow. Simply swap out the internal components from your stock throttle bodies and you are ready to go. Cylinder filling is very dependent on charge velocity and the momentum of the incoming charge is dependent on port velocity. They’re also black zinc coated to prevent corrosion, and completed with a precision sealed roller shaft/bearing assembly. The openings are optimized with a radius blending into a taper down to the straight bore to insure the smoothest airflow removing any built in AMS Alpha Performance R35 GTR Big Bore Billet Throttle Bodies $1,309. Since you already did Dedicated 90 degree precision ground fixture I manufactured to hold the t/body's vertical in a Kurt vise. Sale price $758. We are working on stocking many applications, you will find we already offer products for most 2004+ In this video we discuss the difference between ported and bored throttle body or bodies and also discuss what half shafting mod means and what benefits a ha I recommend junking that throttle body or sending it to someone that has the equipment to bore it out to 63mm. 718. I have a 330ci and I wanted to see if putting on a big bore throttle body made any real worthwhile gains or not in this thread in this sub-forum in the entire site. the catch is. 2 Chang Loop the center divider is to help atomize fuel. EFI Hardware. SKUNK2 GRAMS 72MM DBW DRIVE BY WIRE THROTTLE BODY CIVIC FD2 06+ £421. Jul 22, 2012 #3 Formula of Throttle Body Size Calculator. Add to Wish List Add to Compare. They also want $900 for it too. The TA\\'s are available in 48mm and 50mm bore sizes. I havent seen any results on an M5 however boring the single throttle body on an E30 325i does have great results. N. which is pointless on this car plot twist Skunk2 Racing throttle bodies are direct bolt-on large bore throttle body upgrades to increase airflow and horsepower. I have read much about installing bored throttle bodies on the XJ, TJ, ZJ, etc ( they are all the same throttle body on the 4. -Half Shaft: Modified Hello y’all. e. Sale price $677. 50 Magnus Nissan R35 GTR 74mm Bosch to OEM Throttle I was messing around on my flow bench with a zx14 head and noticed the throttlebodies looked to small for the port. Are bored throttle bodies beneficial? card16969. I did a little research and found on zxzone that the throttle bodies ID on the Gen1-Gen3 ZX10R are 43mm. the the opening of the throttle body gets a taper that begins at 6 degrees then 3 degrees. 5 × 5. Reviews (0) Make/Model * Current stock: 0 Maximum bore size is dependent on make/model. 99. Regular price $871 View. The Jenvey DCNF Throttle Body has been specifically designed to replace Weber DCNF Carburettors. Re: Boring a Throttle Body. Throttle Body Porting. 0i. Jump to Latest 1K views 5 replies 4 participants last post by kizer Oct 15, 2004. 89 061 149 031. , 8am - 5pm Fri. Competitors products are known to cause issues and is why we are famous for this simple, yet Boring the throttle body. 60mm although I believe the GPvR ran a 63mm. The throttle body is completely disassembled, bead blasted with ultra fine media and then cleaned. Be the first to review “Throttle Body Boring” Cancel reply. that will open up extra breathing. The big problem is sliding the air box back. Brent . A definite benefit when used on motors with ported cylinders or heads. 4age 20v Throttle Bodies (ITBs) with our 47mm butterfly upgrade (they are originally 45mm). Rep. Featuring our single 'Shaftless' butterfly valve controlled by a mechanical cable, this Throttle is the optimum product for all aftermarket tunning applications where only a The TC range of Throttle bodies are an ideal replacement for DCNF carburetors. 00. Throttle Body Porting - BMW M. 0 62mm Throttle Body 91-03 - Reconditioned PART #1724-R FEATURES: 7-12 RWHP Increase 62mm Throttle Body Bore for Maximum Airflow Direct Fit Replacement; New Gaskets and Hardware Included CNC Machined Aluminum Add I was messing around on my flow bench with a zx14 head and noticed the throttlebodies looked to small for the port. I machined the throttlebody out to 46 mm from 44mm and the head really liked it. Anyone bored the throttle body and noticed differences? i don't think boring of throttle body helps the low end,in fact i think the low end suffers. Most take your throttle body on an exchange bases where they sell ( ~$225 usd. im wondering Throttle body smoothing and boring described. As soon as the car’s onboard computer detects a problem with the throttle body signal, it will cause the check engine light to illuminate. 9 posts · Joined 2012 Add to quote; Only show this user #1 · Jan 6, 2012. £30. Determine Engine Displacement (CID or Liters): The engine’s displacement, typically measured in cubic inches (CID) or liters (L), is foundational to this calculation. Now available from EPS Tuning, 70mm Big Bore Throttle Bodies for all Nissan / Infiniti models equipped with a VQ35HR VQ37VHR powertrain. Weight: 2. 00 LBS Shipping: Calculated at Checkout. Throttle Position: DIGItonium: Forced Induction: 9: 01-23-2011 09:49 PM: Let the bodies hit the floor: ct63084: The Lounge (Off Topic) 1: 08-14-2009 01:21 AM: Impul Throttle Bodies: 370Ztune: Engine & Drivetrain: 6: 05-25-2009 04:33 AM: Intake manifold / throttle bodies: wstar: Engine & Drivetrain: 14: 04-15 Each throttle body rebuild consists of the following steps and new parts: The throttle body is fully disassembled and degreased. Factory throttle body electronics required from existing stock throttle bodies. If the throttle bore is too small then this will restrict airflow at high RPM but if the bore is too large then this will lose torque in the lower to mid-range Video tutorial on how to port and polish a vehicle's throttle body. 95 Sale. By regulating airflow, the throttle body ensures optimal engine performance, fuel efficiency, and so does 70mm throttle body on s2000 motor with boltons vs stock or even vs 68mm its physically impossible to have zero difference when changing a part that affects airflow. Thread Looks like 6HP gains from a 44 to 47MM TB's I am reading the key is to get the same shape design not just sticking a boring tool in it and going to town. Single Bore Throttle Bodies Filter by Sort by. Feaures: RCP CNC Ported The bore where the throttle plate touches is a precision bore, like a cylinder in the engine block. Before we start boring right away, first figure out if you really need to bore your throttle body. 0. This is a single twin throttle body complete with fuel rail with dash 6 (6 JIC) connectors. I know of some car have this problem after bore by inexperience workshop. Throttle body service involves cleaning the throttle blade and bore. There may not be any advantage on a stocker as boring will reduce intake velocity unless you have a larger piston bore and/or stroker. ↡ Advertisement. 4 Cylinder Throttle Body Machining - Suzuki & Kawasaki Models What is the standard throttle body bore diameter? Top. King Motorsports Big Bore Throttle Body Boring Service starts with your core. It does tend to simply move power though. Not sure if is was the hassle. We have developed a parabolic shape that allows air to flow into the engine more effectively and efficiently. Must be in good, used condition. We tested them on Rickeys Gadsons 2 x 5 zx14 and he picked up 5 mph on motor. If I do, what other systems will neeed to be addressed? I’m running a Renegade intake with Dart 64cc, 2. Page 1 of 2: 1: 2 > Thread Tools: Search this Thread 01-02-2016, 03:03 PM #1: 3GFX. In order to do this procedure, you must remove the throttle body from the engine so you can probably polish and I went down the road of boring 650 throttle bodies and there isn't enough of consistency in the thickness of the casting for a business to offer a service to bore more than 40mm throttle bodies smh, that is gsxr750 sized. So my question is: Is there anyone out there that still sells oversized 996 throttle bodies or is still boring stock throttle bodies? If not, can newer generation (i. plus 3mm doesn’t sound like much but x4 for the total area. Jump to Latest 10K views 12 replies 9 participants last post by greenman43 Sep 5, 2014. 0 worth messing with? boring throttle bodies is really more like polishing and honing them, make the surface flow air in better. 08 Camo 700EPS, 26" BH OGs on Blk 108's, 1" frnt whl spcrs, Elka Stg 2, RDC 2" lift , Rhino axels, EHS Bullet Box & lid mod w/K&N, Dyna FS, HMF . 19. 9. Specify 3″ AMS QuickClamp™ Flanges, 3″ Vibrant HD Clamp Flanges, or 3″ Standard Flanges in the Drop Down Menu. Each Horsepower Inc big bore throttle body gets fully machined before it comes to you. We're the Experts Ask us anything. In an internal combustion engine, the air supply in the combustion chamber is regulated by the electronic throttle valve: 0280750771, 0280750776, 0280750148, 0280750149, STAGE 3 > Race Engine Motor - Port Match, Bore-Port & Polish of Throttle Body & Install up to 10% Oversize Throttle Body Butterfy Plates - Increase Engine Motor Breathing for Top-End Power; Throttle Body Porting. Top. Tapered out to 52mm. Also, the same guy has bored E30 M3 Throttle Bodies and again there are good results. foursix Discussion starter. Hmm, if they are 48mm throttle bodies, then you could probably take them to anyone who does GM LT1/TPI throttle body boring. Sale price $538. Don’t worry, we’ll keep it short! Let’s find out first the pros and cons of a bored throttle body. 95 . Registered. 45 GReddy RX Big Bore Throttle Bodies for R35 GTR (13920460) $2,375. 0 Liter POLISHED Throttle Body 65mm,70mm, or 75mm at Blue Oval Industries for I finally installed the AMS big bore throttle bodies on the GTR. Bosch range of electronic throttle bodies with diameters from 32-82mm. 95 Regular price $853. Throttle Body R and R Trick (courtesy of Snapey) Removing & replacing the throttle bodies can be a bloody nightmare but a couple of sheet metal pieces makes the job a breeze. Raddant Rd. Captain . 440 posts · Joined 2013 Add to quote; Only show this user #1 · Jul 13, 2014. SPX-TBB. Refer to engine specifications for this detail. 0 six ), like on Jason's site and the one Turbo city sells among others and they give better response even more so after you have fitted free flowing exhaust. Dyno's have shown about 7 bhp increases on these. Shop by Vehicle. Out of stock. HPi throttle bodies feature a split shaft design. We ship anywhere in Australia and World Wide. I think it was a bad idea. 5mm. MPFI THROTTLE BODY - POLISHED. I recommend junking that throttle body or sending it to someone that has the equipment to bore it out to 63mm. Whipple Superchargers Difference. On the spray he went 189mph!!! Newbie Boring throttle bodies. Cons of Ported Throttle Body. 60mm) 36. The ID on the Gen1 and Gen2 ZX14 throttle bodies are 44mm. To remove the bottle neck at the bottom of the throttle body (60mm). I say, knife edge the butterfly, bore the throttle body out, and call it a day. However, on a built motor of 1507 or bigger there is a gain with going to the larger throttle bodies. , 8am - 5pm Sat. Details. changing of FD will not affect your horsepower or torque number. Jump to Latest 5. D. G09-05-0001. 5K views 7 replies 7 participants last post by Jerry Bransford Jan 6, 2012. We have developed tooling allowing us to bore your carburetor or throttle body to increase the amount of flow into the engine. Calculate Desired Airflow (CFM – Cubic Feet per Minute): The engine’s performance goals guide the desired Throttle Body Boring Services. picked up about 6 cfm. Send us throttle bodies for in-shop boring; Additional information. A lot of head aches. Join Date: Sep 2015 Quick Overview Jeep 4. Post Nov 18, 2017 #1 2017-11-18T04:56. The bore is cleaned and inspected. I have an 84 Vette. • For proper driveablity these Alpha Big Bore Throttle Bodies are suggested for use with standalone engine management systems only. 912. koolio1234 Oldtimer Posts: 2574 The tuning company Dinan has an aftermarket large bore throttle body but it's on for the newer engines which started in 1999. Regular price $932 Carburetor & Throttle Body Boring. when the upper We retain the stock size Throttle Body plates but increase the bore behind them for much added air flow. I know this is an old thread but I was interested in doing this mod to my Gen1. With that, I could purchase an older throttle body from and older It’s important to note that porting a throttle body is not the same as boring a throttle body. Yes, you will need to make new 60mm throttle If you go +2mm or +3mm pistons etc then it can give you some gains in peak power to bore the throttle bodies. the new larger butterfly plate is made of brass and is carefully fitted to the throttle body bore to achieve the proper seal for correct This Single Shaftless Butterfly Throttle Body with its 48mm internal bore and unique lightweight housing design makes it the ideal Individual Throttle body (ITB) for all naturally aspirated (NA) engine applications. even bored out, the gen 3 busa tbs are still smaller than the gen 2. Our throttle body porting has been known to be the best in the industry. For proper drivability these AMS Big Bore Throttle Bodies are suggested for use with standalone engine management systems only. the fit to the rubber manifold was perfect with no cutting. Is the 1mm difference worth doing the swap? Does anyone bore throttle bodies for a decent price? the big bore throttle bodies are precision machined to precise tolerances to pass our quality control standards. bigger throttle body moves your power band up. HEMI TB's: -Main Bore: 82mm (Stock Bore is 80mm)-Front Side Taper Boring: The opening of the TB is Radiused and Taper Bored to almost 85mm leading back to an enlarged 82mm bore. you would prob have to dyno test it to see if removing it would cause fuel distribution issues. fhuoemllcagrokjuaqqdluxistzvxdinvbrbaixgxoigobwmrgiqocwqpuzjbbphozlnzdbiuxvvqrbabcqrvm