While they feature a 102mm air inlet that was designed for the FAST Big Mouth 102mm throttle body, they can also be used with stock 90mm . Found this on line swapping to a 102 Fast LSX Intake Parts 146302 $979 Fast 102mm intake for LS1, LS2, and LS6 cars 54102 $510 Big Mouth 102mm Throttle Body 54028-KIT $125 Fuel Line Conversions Kit for '98-'02 LS1 146032-KIT $193 Billet Fuel Rail Kit for LSXR LS1 This throttle body accepts the LS2/LS3 stock throttle body harness. You guys went about it all wrong. As requested by previous LSX customers, the intake features the added benefits of corrosion-free stainless steel assembly bolts, an improved throttle body sealing flange and o-ring gasket and . Intake port seals are available if you require them. FAST LSXRT Intake Manifolds. It's just a ring that goes between your TB and intake manifold so they will work together. CATALOG . The L83 and L8B are both Gen. 5, 5.3L, small block engines used in GM trucks and SUV's. They are known as the EcoTec3 5.3L engines. Dan Maslic of Masport Speed Shop performed testing on it on several LS powered cars and saw substantial inprovements in driveability and throttle response. Since the Fast 102 uses a LS2 style throttle body, make sure to clock the TB Motor to the left (passenger side) and tighten down the screws between 70-89 INCH lbs. If you go to a 4.5" and 102tb and the whipple 102 plate you'll really hear the inlet whistle, most people coin that as desirable and not a hindrance. Part Number: FST-54041. Vette magazine has an article on the testing of the VMAX V-Ring and the FAST 102 intake in an upcoming issue. Learn More Get discount prices, fast shipping and ultimate product help when shopping for Chevrolet Tahoe Carburetors, Intake Manifolds, and Throttle Body at 4 Wheel Parts. Please login to add to Quote. I finally got it on. LS 92mm/102mm 4-Bolt Throttle Body Cable Bracket - Silver. This throttle body has a 4.23" OD, so you'll want to use a 4.25" coupler. We started off with a 2009 Pontiac G8 with a 6.0L L76 engine with AFM/DOD, stock 90mm throttle body, American . The new FAST LSX 92mm Intake Manifold maintains the performance gains achieved over stock intake . I now wanna try and add some pressure to it with a procharger. thatd be like putting 3 inch headers on a stock motor. FAST engineers teamed up with airflow specialist at Racing Head Service to develop polymer intake manifolds for GM LS engines. Throttle Body Seal, FAST 92mm Manifold, GM LS, Each. The heart of our story is the new LSXr 102mm intake manifold with modular runner capability. The LSXR 102mm Intake Manifold features a revolutionary new modular design that allows fast and easy disassembly and features the ability to remove individual runners for porting. FAST LSXRT intake manifolds are designed specifically for GM truck engines (4.8L, 5.3L, and 6.0L) and LS1, LS2, and LS6 race applications where hood clearance is not a concern. (One thing to remember is to check port alignment. Engine Components; Interior; Suspension; LSx Swap Components . Shop for your 2010-2015 Camaro today with FREE Shipping at Phastek.com 146102 . . . NICK WILLIAMS 103MM DBW THROTTLE BODY - BLACK - SD103LSB. $799.99. This item: FAST LSXr 102mm Intake Manifold for LS1, LS2, and LS6 (146302B), black $999.95 Fast 54103 102mm Big Mouth Throttle Body with TPS for LS Applications $319.95 COMP Cams O-Ring $41.76 FAST 54039B LSX Black 92mm Intake Manifold 22 12 offers from $1,128.95 LSXrt 102mm Intake Manifold for GM LS 4.8/5.3/6.0L Truck with Cathedral Port Heads 19 54102: $510: Big Mouth 102mm Throttle Body . The LSXR 102mm Intake Manifold features a revolutionary new modular design that allows fast and easy disassembly and features the ability to remove individual runners for porting. You will have major idling and part throttle issues from the throttle body and the tune will generally run lean everywhere from both items. if installed correctly it will not leak but has to much size and flow it needs a proper tuner it looks and acts like a manifold leak but was fixed by proper tuning. Btw here is the test mule specs: 370 cu with mahle forged pistons, prc cnc 799 heads, pac 650 springs, tsp 7.4" pushrods, ls7 lifters, 11.32:1 compression, comp cam trunion upgrade, fti streetsweeper cam 228/232, asp under drive pulley, tbss intake manifold, ls3 90mm tb, 8.1L injectors. FAST Big Mouth 102 mm Throttle Body - 244-54103; Lokar Throttle Cable Bracket - 625-XTCB-40LS1 . SEE DETAILS. "Don't go over 78mm unless your cammed," but that was proven wrong. LinkBack Thread Tools 02-26-2011, 07:45 AM #1 importhater81 Member 4500 EFI. Aside from being able to bolt on a larger (102mm) throttle body (especially for engines with power . FAST Big Mouth 102mm Throttle Body w/TPS Sensor #111-54103 Competition Use Only, Not Legal for Road Use $ 319.95 Quantity: Details Return Policy Fits When it comes to improving your engine's performance, increased airflow is a key ingredient. 2020; 2019; 2018; . Constructed using high-quality billet aluminum, FAST Big Mouth Throttle Body will deliver bolt-on horsepower with a durable, robust design. Product Description: 102MM 4" Coupler Intake Bellow. . The combination was dead repeatable, so off came the factory intake and on went . FAST engineers teamed up with airflow specialists at RHS to develop polymer intake manifolds for GM LS based engines. This video we came across on YouTube features a 2005 LS2 Corvette that is far from stock; sporting a set of American Racing full-length headers, a 3" Borla exhaust, and a ported throttle body in addition . Those are your two options if you decide to add a FAST 102 intake manifold. IMPORTANT NOTE Gen III intake port seals are re-usable from the factory and therefore are not included with an LSX manifold. Note: Nick Williams LSX 102mm Cable Driven Throttle Body LS1/LS2/LS6/LS3, for use with FAST 102mm intakes. Well i have to admit i saw good gains with the FAST 90mm on a stock LS1 with just CAI, Shorty headers . Run as described with the stock LS7 intake, the stroker produced peak numbers of 641 hp at 6,800 rpm and 553 lb-ft of torque at 5,400 rpm. The FAST Big Mouth Throttle Bodies for the FAST LSX 92mm & LSXR 102mm Intake Manifolds increase airflow through a series of innovative design changes and a slightly enlarged throttle opening. The best online destination and local store solution for all of your Truck and Jeep off-roading needs! FAST engineers teamed up with airflow specialists at RHS to develop polymer intake manifolds for GM LS based engines. My whipple with 102mm throttle body, 102mm whipple plate and 4.5" intake whistles while she works but its sexy and then the blower whine on top of that is obnoxious and amazing. Intake Manifold : Truck style: Throttle Body: 80mm, 4-bolt: Throttle Control: Electronic (Drive-by. I have a 99 c5 corvette its a 383 stroker stock ecu car. Is . FAST LSXRT Intake Manifold and 102mm Throttle Body Kit 146602B-KIT Kit includes FAST 146602B Intake Manifold and FAST 54103 Throttle Body. Testing on a near stock LS7 engine with a Big Mouth 10 2mm Throttle Body produced gains of 16+ horsepower, and 26+ rear wheel horsepower on a 500c.i. We installed this manifold with a 90 deg elbow and 92 mm throttle body first, then a 102 mm throttle body, and last a 4500 4-blade throttle body. FAST 146018-KIT - LSXRT 102mm Intake Manifold Hardware Kit (0) $159.95. But the values tend to vary a bit with every setup.-John Yes the tune will have to change substantially. IMO do a cam first then FAST. Once you've got it all on there (including the TB gasket into the Fast 102 intake, install the throttle body onto the intake with your four screws. LS engines like to breathe and run strong with larger intakes. . Supercharging is the answer. There has been so much speculation as to whether the FAST 102 would gain any power over a ported LS3 intake on a 6.0-6.2L engine with a stock long block, I decided to conduct my own scientific test. FAST 54102 - Big Mouth Throttle Body 102mm (0) $217.95 Speedmaster PCE138.1012 - Fly-By-Wire LS2 Throttle Body 102. or else it has drivability problems. . HT17901-102 UPC: Shipping: Free Shipping. NICK WILLIAMS 103MM LS DBW THROTTLE BODY - SD103LS. Testing on a stock LS3 engine with a Big Mouth 102mm Throttle Body produced gains of 14+ horsepower and 11+ ft/lbs of torque at the flywheel over the stock intake. 146302B-KIT Add to Cart. The LSXR 102mm Intake Manifold . Jim Hall The FAST LSXR Standard intake improves the airflow while maintaining a lighter than factory weight for optimum performance! Also, before installing the FAST 102 intake, the OP shows us some modifications needed to make the manifold work with the LS2, including blocking off one of the vacuum ports and opening up a hole in the front of the manifold for the MAP sensor. Does any one know what adjustments i need to make from my 76mm-92mm throttle body.. Last edited by PAT WS6; 01-02-2012 at 05:42 PM . Please login to add to Quote. Allows a stock 75mm throttle body to fit on a FAST intake with 102mm inlet size. reinstalled the items that connect to the manifold such as the throttle body, the fuel lines and . When it comes to improving your engine's performance, increased airflow is a key ingredient. Shop Intake Manifolds, Fuel Injected at Summit Racing. Current Stock: . For cathedral port heads. This is the setup I have; I did this instead of going to a 102 TB. FAST LSXR LS1/LS2 Intake Manifold and 102mm Throttle Body Kit 146302B-KIT Kit includes FAST 146302B Intake Manifold and FAST 54103 Throttle Body. TS Performance $25.00. LS 92mm/102mm 4-Bolt Throttle Body . While the new stylish, black intake manifold delivers terrific performance right out of the box, it can be ported by the customer for even more flow. For both street and racing applications, the intake manifold is an easy bolt-on installation for GM Gen III ( LS1 , -2 & -6) engines and is designed to work with the new FAST Big Mouth Throttle Body or Nick Williams throttle bodies. Found a killer deal on a FAST 102 and 102 TB. B-Body 1994-1996. Installing a FAST 92mm Intake Manifold, and a LS2 Throttle Body on the C5 Corvette What I got to perform this job: I got a new FAST 92mm Intake Manifold, and send it to SpinMonster for porting and painting flat black. Scroll down to "Fast 92 intake, and LS2 Throttle Body install" Here are the pictures and descriptions from my web site. Estimated Ship Date: Today. (1) $232.99 DiabloSport 7202 - Predator P2 Performance Tuner (2) $403.95 FAST 146018-KIT - LSXRT 102mm Intake Manifold Hardware Kit (0) $159.95 FAST LSXR 102mm Intake OEM Fuel Rail Kit LS1/LS6 These FAST LSXR OEM fuel . . Throttle-Body Size Tested: FAST 102 mm Fuel Rail: Wilson billet Injectors: Holley 75 lb Peak Power: 561 hp at 7,000 rpm The LS3 needs more cam before any real bennys will be gleaned from this intake manifold. Asked by Charlie on April 29, 2022 3:34 pm.