Vortech supercharger systems are designed to fit neatly under the factory hood and they 100% complete, even down to the wire ties. How to Measure a Pulley Belt Size. i want to sell it on ebay, but i do not know the size. Never force or hammer on the pulley or supercharger shaft. Or use the second calculator to figure the distance between two pulleys. If federal warranty protection is denied, call the Federal Trade Commission (FTC) at (202) 326-3128 or www.ftc.gov. Octane boosters are not required but may improve performance in severely hot climates or under circumstances where a heavy load is placed on the engine for an extended period of time such as racing or towing. Vortech engineers each supercharger system to produce maximum performance at safe boost levels on stock, unmodified engines. The air/fuel ratio must change from 14.7:1 (stoichiometric) naturally aspirated, to about 11.5:1-12.0:1 (rich) under full boost. The calibration ring and disc are used to set the slope of the fuel pressure increase with increasing boost pressure. The boost screw acts in a similar manner as the vacuum screw in that it performs like pressure regulator. hg then the pressure will start to increase. Never force or hammer on the pulley or supercharger shaft. (NOTE: the gap requirement varies per the application and intended use). They are recommended for applications requiring maximum performance in racing, towing, or extended high speed driving. In simple terms, it takes fuel to make horsepower. To properly function, the T-Rex should be fed by a high flow unrestricted hose route. This results in the sound known as knock or ping. Generally speaking, the supercharger and the cam do the same thing (increase volumetric efficiency). Steel pulleys may rust themselves to the shaft if not lubricated. Forcepower Parts carry a 90-day limited warranty. This condition is strongly influenced by fuel-octane rating, ignition timing, and compression ratio as well as boost levels. When rating our systems, we rate them conservatively for the average vehicle owner and the pounds of boost on the gauge (PSIG). 3.00" pulley, with or without Sur-Grip®. If the centre distance (C) is known, belt length or pitch length can be determined as follows: So if you know the distance between the center points of the pulleys, and their diameters, you can calculate the length of belt you need using this formula. Wgat do you guys think??? i dont remember seeing a part number on it but i could be wrong. When it just touches both sides of the pulley, you can measure the U with a standard ruler and know your crank pulley diameter. This will give you the most accurate measurement for the pulley size. Sampling tubes are available for 19, 24, 30, 36, and 42 lb./hr. All Vortech street supercharger systems are designed to work with stock engines and all emissions equipment. hg the upper chamber of the SFMU will only see 5 in. If the vehicle manufacturer fails to honor emission/warranty claims, you may contact the Environmental Protection Agency (EPA) at (202) 260-2080 or www.epa.gov. You can use this to judge how much boost you will make but, only if you use a few different pullies and compare their boost level to the efficency. As the vortech site says, you can expect 1-2 psi per size drop. An inherent design characteristic in serpentine belts is a certain amount of belt slippage. The California Air Resource Exemption Number of each Vortech supercharger is stamped on the serial number identification tag. Using a set of calipers, expand to slide over the center of the ribbed area and rest it at the top of the ridges, rotating caliper slightly to either side to help keep caliper ends from slipping into an individual groove. hey guys, i came across a vortech supercharger pulley. is added to your shopping cart. $28.88 shipping. With 6 rib and a 2.9 pulley through an A/A intercooler my car makes 12 lbs at 6500. The biggest single contributing factor to engine damage is inadequate fuel delivery. This is a simple task and can usually be accomplished in 10-15 minutes. Follow the vehicle owners' manual recommendations for your vehicle. vortech pulley size and psi? When changing your oil, remove and clean the oil inlet fitting and strainer. The propensity for grooved belts to move over one or more grooves, or come off completely, is always due to an alignment problem. 2.70" pulley, with or without Sur-Grip®. The bleed screw does two things. On custom applications, the location being chosen should allow for the space limitations and aesthetics of the particular systems installation. Vortech supercharger systems are designed to use stock fuel injectors in most cases or have additional fuel system provisions in the supercharger system. Test results indicate that for street driven purposes below 8-9 PSIG, installing an aftercooler has marginal effects when using a Vortech supercharger (due to the high efficiency of the supercharger). They feature special internal modifications that are compatible with cogged type belt drive systems. All V-1 R, V-1 T, V-7, V-3, and V-4 superchargers require a mondo air bypass valve. The advantages of using an air bypass valve includes eliminating compressor surge (the noise heard during deceleration) for quieter supercharger operation, and reduced heat soak in the discharge tube and the supercharger. Given the choice between two cams, we suggest the milder of the two for street applications. Free shipping on many items ... 1986-1993 Ford Mustang 5.0L Vortech Supercharger Cog Pulley COBRA GT40 302 GT LX. Our 2 Piece pulley system for Vortech / Paxton Superchargers offers some additional features not found on other pulleys. Often times because of space limitations it is more convenient to remote mount the bypass valve at a location where space allows. Using a plumber's torch, carefully heat up the outside perimeter of the pulley to be removed or installed, as this will help to expand the opening to ease installation. By adjusting the main screw any initial static pressure can be set. We offer a complete line Forcepower and Maxflow accessories including: Yes. Always use a small of oil or grease on the shaft. It is suggested that you follow the manufacturers suggested recommendation for spark plugs. "One size" does not fit all. fuel injectors. Some non-Vortech pulleys available do not provide the precision fit and balance which are essential for performance and durability and are therefore not recommended. There is not chart that will giev you what you want. This happens as the flame front moves from the ignition point, pressure waves in the combustion chamber crash into the piston or cylinder walls. 3.10" pulley, with or without Sur-Grip®. Not all kits h You can use mineral based, synthetic blend, or full synthetic oils with a Vortech supercharger system as long as the oil meets or exceeds vehicle manufacturer recommendations. The small differences in all these parts can add up to significant variance in initial timing from one vehicle to another. I am running a Vortech Si trim blower as well. It is recommended that a By-Pass Valve is installed when installing […] All it gives you is blower efficency. Therefore, exhaust modifications such as high performance cat-back exhaust systems can add substantial increases. When changing fuel injectors, it is necessary to change the sample tube for correct calibration of the mass air flow sensor. The above pulley has an outside diameter of 4.5” Check carefully to make sure you are measuring across the center. There still exists the very real possibility of supercharger damage when using this type of drive, but this special configuration is more tolerant. Cut a large letter "U" out of a piece of stiff paper. I think its 112" belt but Im not sure. In short, supercharging makes a V-6 perform like a V-8 and makes a small block V-8 perform like a big block V-8. If it is too small, open it up with the scissors a little more and try again. When the supercharger system is installed as purchased, mileage often times improves due to the increased engine efficiency. Vortech Engineering, LLC neither condones nor condemns the use of oil additives. do i just take a tape measure and measure across it to get the diameter in inches? The pulley should barely slip over the shaft when it is 75-80 degrees F. The key to keyway fit is also critical, as is balance. Vortech supercharger systems offer more HP per dollar than any other single engine modification. Detonation is the sudden increase in cylinder pressure caused by pre-ignition in the combustion chamber. Continued development in Vortech's Lab resulted in the V-3 H67B, a compressor stage designed specifically for the FA20 Boxer engine. The closest chart is on Vortech's website. Differences in computer calibration, machining tolerances on timing gears, timing marks on the crank pulley, etc. (You must log in or sign up to reply here. The result of this is the fuel pressure remains constant from idle vacuum up to 5 in. Hi, I have a 99 cobra with a vortech supercharger and l need some help about the s/c pulley size. 2.90" pulley, with or without Sur-Grip®. Excellent technical support from factory-trained knowledgeable and enthusiastic personnel. It can be set to limit the maximum fuel pressure. The Vortech T-Rex fuel pump is custom made for Vortech, other fuel pumps by other manufacturers may resemble the T-Rex but are not capable of the 50 GPH at 70 PSI that the T-Rex is capable of. 3.20" pulley, with or without Sur-Grip®. without retuning the computer and fuel system to accommodate such changes. Maxflow Powercoolers are available in stand-alone universal, specific bolt-on kits, or in complete kits with supercharger systems at a reduced price for many popular applications. It may add 35 to 100 additional hp with no other changes (depending on the application, engine, and boost level). is added to your wish list. For best performance results, initial timing should be set at the maximum amount that does not cause detonation. If more performance is desired, upgrades to the injectors, heads, cams, intake manifolds, computers, mass air flow sensors, etc. Step 1: For these reasons, we suggest a "moderate" camshaft. All Vortech supercharger systems are covered by an exclusive 3-year unlimited mileage warranty and exclusive supercharger efficiency guarantee standard. We standardly stock over 8,000 SKUs of different v-belt pulleys alone! Always make sure you have installed the fuel system portions of the kit per the instructions. Discussion in 'The Blower Bistro' started by Riskeman, Jun 24, 2009. im am in the same boat, i will have a s-trim, powerpipe, long tubes, xpipe, intercooler, Shortr runner, Imrc delete, Accufab race throttle body stock internals. -Motor Week, High performance ignition system with boost timing retard (if applicable), High performance computer tuning (if applicable), High-flow air intake system with reusable high-flow air filter, silicone hose coupling, industrial grade flex hose, stainless clamps, and cast aluminum and/or roto molded urethane air discharge tubing, OEM style cast aluminum mounting brackets, 6061 T-6 aluminum supercharger drive pulleys and cast aluminum crankshaft pulleys (if applicable) which are hard anodized, CNC machined for maximum surface contact, and built to SAE standards, Hoses and hardware for engine oil lubrication, Step-by-step, fully illustrated installation instructions, Owners manual with limited warranty and warranty registration. Vortech Engineering, LLC has conducted extensive testing of most intercoolers/aftercoolers currently on the market. Use caution when changing supercharger pulleys. Install the new sample tube and reverse the process. It is imperative that the oil return be higher than the level of the oil in all instances. OEM manufacturers like Ford, GM, Mazda, Mercedes, and Jaguar offer factory installed superchargers on several models due to the tremendous benefits. Drain restrictions, kinks or returning the oil below the oil level may cause a severe windage problem that consumes significant power and generates heat, supercharger seal failures may also result. With Vortech, most models are upgradable to the latest technology. For more information, check out the SAE J1723 supercharger efficiency standard at: https://www.sae.org/standards/content/j1723_199508/. Choose from 6, 8 or 10 rib configurations. Pulley belts, also known as V-belts, are rubber belts wrapped around a set of pulleys that transmit force as an engine rotates the pulleys. Get the best deals on Vortech Superchargers and Parts when you shop the largest online selection at eBay.com. As a general rule, the worst thing you can do to your engine is over rev it (exceed the vehicle manufacturer's specified red line), run non-premium fuel, overboost your engine via pulley changes, and modifying your vehicle with aftermarket heads, cams, etc. Size 3.20 Close × The size of the fuel injector you choose to run depends on the amount of power you desire to produce. Misalignment can also be caused by over-tightening (and failing) of the belt which may be detrimental to the pulley bearing. I think I was running the 3.33" then. If the fuel pressure falls off while the system is in boost, this is usually an indication that the fuel delivery is inadequate and the entire fuel system needs to be evaluated to ensure that all portions of the systems are functioning. I'm piecing together a vortech kit to put on my 96 cobra. Optional supercharger upgrades are available to achieve 25+ PSI (requires fuel system, internal engine, and computer modifications). Fuel pressure fluctuations can be traced to several situations. Just as a heads up you may need a different length bolt with their pulley. Do not measure with caliper resting in the "valley" of the ribs/grooves, or on the outer lips/flanges. 928 Motorsports 8VT300SG 8-Rib Sur-Grip Pulley for Vortech Superchargers. Designed for maximum performance at safe boost levels on stock, unmodified engines. https://www.sae.org/standards/content/j1723_199508/, http://ww3.arb.ca.gov/msprog/aftermkt/devices/amquery.php, Maxflow complete fuel systems for 5.0 Mustangs that can support up to 1,000 hp, Forcepower serpentine and cog pulley packages, Maxflow Mondo and Racing air bypass valves, Maxflow custom air intake tubing and elbows, Gauges, gauge pods, and of course, banners, shirts and decals, "This is the afterburner of aftermarket hardware" -Motor Trend, "It fits, looks, and even sounds like something the factory installed" -Motor Trend, "Vortech's charger is a work horse" -Super Ford, "ZR-1 performance for half the price" -Road and Track, "The Vortech supercharger shaved over 2-seconds from my 0-60 and ¼ mile times" -Motor Week, "The owner of this truck has a lot more power, giving her confidence and she'll never be late for soccer practice again."
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