The OEM 3.0T Crank Pulley is actually two pieces connected by a rubber isolator. Greg's Supercharged B7 RS4 Greg has been coming to Excelerate Performance for years and once it was time to start a new project he knew where to bring it. We sell this product as well. Your current modifications, your dynamometer (dyno) used, temperature, elevation, and octane of gas will all effect the exact amount of power gains. We developed our first Lightweight Pulley for the B6-B7 S4 then came the B7-RS4 Lightweight Crank Pulley. With the MRC Stage3 remap this did 577ps and 584nm. JHM has been making Lightweight Crank Pulleys for Audis since early 2009. I know there isn't a huge difference between the RS5 V8 and S5 V8 when supercharged. Audi S4 Wikipedia. Audi RS4 B7 with JHM supercharger kit and WMI. We compare design, practicality, price, features, engine, transmission, fuel consumption, driving, safety & ownership … cpc_s3, Oct 21, 2015 #30. Bobby's JHM Supercharged B7 S4 Avant Bobby, the owner of this B7 S4 Avant came to Excelerate Performance because he wanted more from his wagon but wasn’t quite sure how he wanted to go about it. As such, the High Pressure supercharger kit includes two Aviva HPFP’s, an oversized aluminum heat exchanger, … We will be using the jhm down pipes but will be sticking with the miltek, the jhm 5r clutch kit, the stage 1 jhm software for the time being, until jhm send me the stage 2 software to install. VF Engineers knew that only a roots type supercharger would give a torque increase needed to satisfy the hungriest enthusiast. Please enable JavaScript in your browser for better use of the website! Select the option that applies to you and provide your Invoice/Order number from your JHM 6-Rib purchase in the Order Comments at checkout. INSTALLATION NOTES: Our JHM "HD" Overdrive Lightweight Crank Pulley installs just like your OEM pulley. Whipple 140AX based twin screw supercharger for the Audi B7/ B8 RS4 4.2 V8. The owner has plans for a nice build over the winter, and I hope we can catch up with him again to see what it will do. What do you guys think of this asking price? The S5 V8 supercharged normally knock out about 520bhp, but with the meth etc, could be somewhere near 600bhp. Your current modifications, the dynamometer (dyno) used, ambient temperature, elevation, and octane of gas will all effect the exact amount of power gains. JHM Supercharged RS4 in today for Annual service, inspection, new charger belt and diagnostic work. Seems a bit absurd to me. It appears that your cart is currently empty! We would like to show you a description here but the site won’t allow us. Then, torque all supplied crank pulley bolts to 20 ft-lbs in a star pattern. To purchase the products depicted on this page, please contact our 3rd Party Manufacturer - JH Motorsports.  The JHM Stage 1 Supercharger Kit also includes JHM Supercharger mounting brackets that were designed and made at JHM's California facility. Blue book came in at $40,200.  Due to the compact engine bay of the V8 RS4, the Vortech Supercharger head unit had to be located off of the passenger side of the motor, below the headlight. We have seen several failures where the inner portion of the pulley separates from the outer at the rubber isolator connection. This is the same kit that was featured on JHM's, record setting 2005 B6-S4 4.2L that ran an 11.96 quarter mile at 116 mph. Show a newsletter sign up and social icons. We developed our first Lightweight Pulley for the B6-B7 S4 then came the B7-RS4 Lightweight Crank Pulley. - Converting to a single piece, solid crank pulley without the rubber isolator will prevent separation of the crank pulley and damage to your motor and/or accessories while reducing the rotating mass of the engine's rotating assembly will also free up horsepower. JHM told me that the headers couldn’t be converted, it wouldn’t work as the port spacing is different, that made me determined to do it. To do this, a number of different proprietary parts had to be created, including the silicone inlet and outlet hoses. This 2004 Audi S4 is a 6-speed manual example that was sold new in California and modified by the second owner with a B7 RS4 wide-body kit, a repaint Porsche Speed Yellow, and a VF Engineering supercharger for the 4.2-liter DOHC V8. FEATURES AND SPECIFICATIONS  The JHM Stage 1 Supercharger Kit for the B7-RS4 will make 80 to 100 wheel horsepower (WHP) over your car's current configuration. The inlet hose is made from reinforced silicone to prevent collapse under vacuum, and takes in air through a JHM supercharger kit specific, high flow K&N conical air filter. JHM are currently working on system add-ons that will allow you to use more of the supercharger's power capabilities. A Reddit community for Audi Enthusiasts These brackets are made from reinforced steel, laser cut, and are powder coated black for a clean installation. 11/10/2020 . SECTION 1 VF500 Supercharger $7900 Power: 496 hp / 434 ft/lbs 5.5 PSI Cast intake manifold Water cooled cartridge Eaton TVS1900 supercharger ECU software flash US Model [VF Part # VFK80-01] EU Model [VF Part # VFK80-02] Audi S4 V8 [stock] 2003-2009 B6/B7 Base: 340 hp / 302 ft/lbs Engine: 4.2 V8 Trans: Man/Auto ECU: Bos If product is in stock we ship same/next day. - Our JHM "HD" Overdrive Lightweight Crank Pulley is anodized black to look stock and blend in. If you already have a smaller supercharger pulley or you are looking to upgrade your crank pulley without requiring a software change, see our JHM Lightweight Crank Pulley for the 3.0T. Cons of the RS4 versus S4: The RS4 costs about $15-20k more for a comparable car (similar mileage, etc), which is a hefty premium. OPTIONS - JHM 6-Rib Kit: If you have previously upgraded to the JHM 6-Rib Kit for your B8-S5 4.2L, we will credit you towards the cost of your JHM Stage 1 Supercharger Kit purchase. The FSI engine also suffers from a carbon build-up which gets worse over time and the only real, proven way to clean it is to take off the manifold and manually clean it, which is both expensive and time consuming. JHM HD Overdrive (179mm) Lightweight Supercharger Crank Pulley for B8-B8.5, S4-S5, C6-C7 A6-A7 and B8 Q5-SQ5 3.0T FSI, Following the success of our Lightweight Crank Pulleys and after hearing of several pulley failures on the 3.0T FSI, we decided to come up with two JHM solutions for a failure prone Audi part. Fastest & Quickest Full Interior B7 RS4 JHM-Vortech Supercharger Kit. Installation of our Overdrive pulley is completely reversible! WHY THE JHM "HD" OVERDRIVE LIGHTWEIGHT CRANK PULLEY? JH Motorsports 2006-2008 Audi B7 RS4 Supercharger Systems. APR’s Engineering Teams are pleased to present our second iteration of the Audi 4.2l V8 FSI Supercharger application. That was followed by the 6-rib pulley systems we developed for our B6-B7 S4 and RS4 Supercharger Kits. The JHM Stage 1 Supercharger is hands down the most cost effective supercharger solution for the B7-RS4. - Though this is not recommended, we have had independent reports from our customers who have used our JHM Overdrive Crank Pulley along with a smaller, aftermarket supercharger pulley to "double up" and spin the supercharger even faster. Both with a jhm map and also a map from unicorn hopefully. We started off by discussing what the car needed maintenance wise to make sure we had a solid ground to work off of. FEATURES: - Just like the JHM "HD" Lightweight Crank Pulley, the Overdrive Lightweight Pulley also eliminates the two piece design and rubber isolator found in the stock crank pulley while also reducing the mass of the motor's rotating assembly. Replaces OEM PNs 06E 105 251 E, 06E 105 251E, 06E105251E, 06E 105 251 F, 06E 105 251F, and 06E105251F. At wide open throttle, you hear nothing but the raw power coming from your JHM Supercharged RS4. After the release of the Supercharger Kits, we came out with a Lightweight Crank Pulley for the B8-S5 4.2L, then the 2.7T, the 3.0L V6, and the 2.0T FSI. If a product needs to be ordered in typical wait time is 1-2 weeks to bring in. The center hub or inner piece bolts to the crank which is joined to the outer by the rubber isolator. - The JHM Overdrive Crank pulley achieves the same supercharger speed as a smaller supercharger pulley while increasing the total amount of belt contact in the belt and pulley system.  This System features a Vortech V-3 Si centrifugal supercharger head unit that is good for up to 775 horsepower! (Unchecked, this amount of power would be too much for a stock RS4 motor. With common bolt-ons and supporting hardware, mid to high 11 second quarter mile runs have been achieved, with 117-118MPH trap speeds!! Craig Cull likes this. Make sure you are always in the know. S3 8V SB BP - loving it! Our JHM B8 S-Series Lowering Springs for your B8 A4, S4, A5, S5 or RS5 are the answer! SPECIFICATIONS: - OEM 3.0T Crank Pulley Weight: 8.57 to 8.62 pounds - JHM "HD" Overdrive Lightweight Crank Pulley Weight: 5.05 pounds That's a weight reduction of over 40%!!! JHM supercharged RS4 back with us for diagnostic work, smaller charger pulley and replacement of all the air suspension bags - now off to have map adjustments to suit the higher boost levels.  In order to ensure the longevity and durability of the belt and pulleys on the RS4, the OEM belt and pulleys are upgraded to a 6-rib system with the JHM 6-Rib Accessory Belt Conversion Kit which includes an Automatic Belt-Tensioner Upgrade. At wide open throttle, you hear nothing but the raw power coming from your JHM Supercharged RS4. More information We've also developed a 6-Rib Pulley Upgrade Kit for B6-B7 S4s and RS4s that aren't supercharged. The 1900cc supercharger uni At wide open throttle, you hear nothing but the raw power coming from your JHM Supercharged RS4.