Open 24x7 - Same Day Shipping! No, the impellers are still straight, but Weiand has created a new Vortec cylinder head-compatible intake manifold. The major problem with the theory is that the supercharger (any supercharger) requires an input of power to help produce the additional power. If you would like to know when the item arrives at JBP, please use tracking. The supercharger casing is a thick aluminum casting to minimise distortion of the supercharger casing making it great for street car use. Big blocks are great and blowers are great but the combination is positively amazing. Polished Alum. Enderle. Extra insurance is available at cost and is estimated to be around $10 per $1000 of coverage. If the proper parts are not available, JBP is the only company that pays to have the correct parts produced. All rights reserved. I met up with friend and fellow street rodder Everrett Hohn. Torque to 20 lb./ft. Once the motor is warm this will decrease to roughly 1/4″ deflection in or out, or a total deflection of 1/2″. Though small compared to the other AFR offerings, thanks to the CNC porting, the 315cc heads flowed nearly 390 cfm on the intake and over 300 cfm on the exhaust. Blower kits include: New 671 or 871 stage 1 polished billet rotor blower, polished intake; Complete 3" wide 1/2"drive kit, polished carb adapter plate; Listed kits … Drain any oil, fuel, and intercooler coolant. If a replacement is available, we will provide an estimate plus trade in of any good parts out of the damaged unit. Weiand 90636 Weiand Powercharger Upper Pulley - 6-Rib, 2.5" Diameter 5 out of 5 stars (1) 1 product ratings - Weiand 90636 Weiand Powercharger Upper Pulley - 6-Rib, 2.5" Diameter Weiand supplied a 3.0-inch blower pulley and 6.0-inch crank pulley with their kit. Does it then stand to reason that if we double atmospheric pressure by having the supercharger produce an additional 14.7 psi of boost (above atmospheric pressure), we should double the power output of our normally aspirated motor? Luckily for blower enthusiasts, the inherent design of the Weiand supercharger already included a form of intercooling. Find Weiand 93171 Weiand Dual Holley Fuel Line Kits and get Free Shipping on Orders Over $99 at Summit Racing! Return shipping is conducted by UPS or USPS. The forged pistons incorporated a single intake valve relief to ensure adequate piston-to-valve clearance for the COMP blower cam. Everrett's been rebuilding blowers for over 30 years, so if anyone knows their stuff it's him. This includes the Mercruiser 525sc, 575sc, and 600sc. operation. Superchargers only increase the pressure above atmospheric. Today, Weiand produces unmistakable power-building components. 3/15 2. Weiand has been around for a long, long time and their supercharger line has always been a signature part of the brand. Weiand, Holley, B&M Supercharger 174, 250 Remanufacture / Rebuild $ 680.53 Add to cart; Holley, B and M, Weiand matching G1, G2 keyed gear set $ 499.99 Add to cart; Full rebuild kit B&M Weiand Holley 142 $ 327.00 Add to cart; Front rotor bearings $ 42.52 Add to cart *** Not re-manufactured rotors. The centrifugal supercharger is very similar to a turbocharger, except the centrifugal supercharger is driven by a … © 2017 Power Automedia. $463.95 - $770.95 Holley, Weiand or B&M 192/250 Bearing Plate Gasket. Airflow Research supplied a set of their CNC-ported 315 heads. Power & Performance News is the source for news, tech and products that help you get more performance from your vehicle. 30 month limited warranty extensions are available. It does not cover damage from improper maintenance, exceeding manufacturer’s maximum RPM, damaged to rotor timing from engine detonation, continued use when making noise, shipping, or the labor to remove/install it on the vehicle. Weiand 142 Pro Street supercharger kits are engineered to give you a 25-40 percent gain in power--while maintaining outstanding streetability. Weiand P/S Bearing & Seal Kit [#9013] quantity ... Everything needed to replace your worn down bearing, seals, and gaskets for your 142, 177, and 256 Weiand Superchargers. We will safeguard your e-mail and only send content you request. We have over 40% off fees for return shipping. We all know that bigger motors make more power and, that boost makes more power, so what happens when you combine the two? We promise not to use your email address for anything but exclusive updates from the Power Automedia Network. We ordered our big-block heads with 121cc combustion chambers to produce a static compression ratio of just under 10.0:1. These blowers feature all new parts, including new thick-wall cases and rotors to eliminate high-rpm flex. If we have a 500-horsepower big block and installed a supercharger producing 14.7 psi of boost, (according to the math) we should be able to double the power output to 1,000 hp. We again strapped our 195-horse crate engine, supplemented by a Weiand 142 Pro Street blower, to the dyno at Westech Performance for another round in the ring. If a little boost is good, then more must be better, right? Build your own custom newsletter with the content you love from Street Muscle, directly to your inbox, absolutely FREE! The very best you could hope for would now be 850 horsepower (1,000 hp –150 hp). All superchargers are 100% disassembled, inspected, and an estimate provided at no charge. The Weiand 142 Pro Street Super Charger is a 100% brand new super charger. We do not offer lower quality tiers of parts to bring the cost down, nor do we reuse consumables. Only logged in customers who have purchased this product may leave a review. This is accomplished by installing a compressor (or more accurately an air pump–not unlike the motor itself) onto the motor and using the crankshaft to spin the compressor. Please mark your package as Temporary Import for Repair. Obviously the stroker required plenty of airflow, so we stepped up big on the induction side. The star of the show is clearly the Weiand blower, but with a twist. These superchargers use needle bearings for rear rotor support. The average cost of a rebuild can vary by brand. Our acclaimed editorial staff covers all aspects of engine and driveline upgrades with a mission of presenting information that is both interesting and achievable for the “average car guy”. Weiand recommends that all kits use double keyed crankshaft and double keyed, steel, SFI approved balancer. A pre-packaged box and or supplies can be purchased. But there were a few things to do before sending it off to the polisher. Kits include manifold, blower assembly, drive snout, pulleys, belt and hardware. Wrong! First of all supercharging is a form of power enhancement that forces air into the cylinders. BBC Weiand Std. After adding the Weiand 871 to the 496 big block it is easy to see why the big blocks and blowers are so popular. Big Block kits fit standard deck motors only. Unfortunately for us enthusiasts, heat is a natural byproduct of compression. When you install a blower on your motor and pump up the boost pressure (even to just seven psi), you will in every instance increase the temperature of the air going into the motor. Boost and charge cooling theories are all well and good, but the best way to demonstrate the power potential of a blown big block was to combine them on the dyno. Holley / Weiand / B&M / Mercruiser Blower Rebuilds. The only way to increase the airflow is to pressurize it, the result of which we see as boost. The greater the quantity of oxygen molecules, the greater the power production. Dyer Blowers manufactures, sells and services 471, 671, and 871 kits for Chevy, Ford, Chrysler, Mopar, Dodge, Plymouth, Pontiac, AMC, Buick and Oldsmobile V8 Engines. For self contained superchargers, JB Performance also provides an exclusive oil developed and tested by Tribodyn and JB Peformance. Most Roots style superchargers are around $825 for parts and labor. If you don’t have access to an impact gun, do not bother attempting this rebuild on your own, you will only damage your supercharger. The downside is this adds even more height to an already tall induction system. $307.95 Polished Alum. If a unit cannot be repaired, there is no charge. Many supercharged applications rely on an air-to-water intercooler core sandwiched between the blower and lower intake manifold. 4150 Dual Carb. No supercharger runs at 100% efficiency, so in addition to the parasitic losses, we have other factors that might limit the ultimate power production. It does NOT require pre-approval. When combined with a realistic boost level (we ran under seven psi), the combination was very safe and efficient. The entire rotating assembly was precision (internally) balanced using a neutral Rattler damper from TCI. Please use the Repair Request Form to send in any supercharger for repair. An inspection will be the only way to determine if your supercharger can be repaired. After all, shouldn’t doubling the atmospheric pressure also double the power output? Weiand has been a high performance power source since creating the first ever aluminum intake manifold in 1937! Dyer's Blowers also repairs most GMC and aftermarket 4-71, 6-71 and 8-71 Roots Blower as well as rebuilds B&M, Holley and Weiand Mini … The nut can actually be removed while the housing is still on, but you get better access to the nut without the housing in the … In addition, Dyer's Blowers can rebuild, re-telfon strip and refinish your B&M / Weiand / Holley Mini Blowers. The graph is proof positive that big blocks and boost make an awesome combination, especially when you start with a powerful normally aspirated motor. We have over 20 years experience building and repairing top fuel, alcohol, and gas (street and marine) blowers. These are huge numbers for any performance BBC head, but especially considering the comparatively small port volumes. This should give you 1 1/2″ total deflection. In reality, a normally aspirated motor runs under pressure even without the supercharger. Satisfied with our baseline, off came the Edelbrock intake and on went the Weiand supercharger. We use only the best parts on all rebuilds. We'll send you the most interesting Street Muscle articles, news, car features, and videos every week. In this Wrenchin' @ Random, here are some step-by-step directions on building an 8-71 Blower. We do not glue, epoxy, or silicone incorrect parts in place. He located a good core and the price was right. After dropping the ignition timing down from 40 degrees to 30 degrees, the Weiand 8-71 Street Supercharger produced 4.9 psi at 3,000 rpm and peaked at 6.5 psi at 6,500 rpm. Dyer's Blowers also rebuilds Weiand / B&M Marine 142, 144, 174, 177, 250, 256 and 420 Mega … Big or small, the power output of any internal combustion engine is determined by the amount of air (and fuel) it can process, right? The pressure we refer to is atmospheric pressure (14.7 psi or 1 bar). Limited warranty covers bearings, seals, and JBP labor to replace the failed part. Failure to declare insurance in the repair request does not pose liability back on JBP. Damaged component charges typically result when someone has damaged components by improper disassembly or kept the supercharger in service to the point of failure. A rather simplified equation we know, but horsepower is basically a function of the amount of air processed by the motor. How to Properly Pack a Supercharger for Shipment. Despite these obstacles, positive displacement superchargers add huge chunks of power and combining them with big cubic inches is a tried and true method of producing big power. Though the supercharger delivers more additional power than required to drive it, the parasitic losses associated with driving the supercharger reduce the potential power output. Dyers Blowers is one of the leading manufacturers of street strip superchargers. ft. to 764 lbs ft. Running less than seven psi, the roots blower upped the power ante of the 496 stroker by an amazing 238 hp and 185 lbs. Weiand stainless steel fuel line kits will fit any dual double pumper carb installations on WND-7163 carb adapters. All of BDS' 671 & 871 blower kits include a new case and new rotors. Vacuum is created in the cylinder by the downward moving piston. Available in multiple configurations, we chose the CNC-ported 315 heads. Scoop Assm. Remove any sensors, fuel injectors, throttle body, if possible. Directions on proper care and how to prevent failures is supplied with a rebuild. Protect any plastic parts, pulleys, intercoolers, from damage. There are extra labor fees for damaged or seized hardware, to repair damaged components, rebuild jackshafts, multipiece manifolds, and if the bypass butterfly needs a full rebuild. NPT port for a fuel pressure gauge, and high flow -8 AN inlet. The AFR BBC line of aluminum heads featured a number of impressive features including ¾-inch thick head deck surfaces for maximum sealing, perfect for our supercharged application. Despite what the math predicts, there are a number of factors working against the theoretical boosted power output. The first dual plane, 180º intake came from Weiand in 1965, known as the "Colt" and in 1968 Weiand introduced the "Hi-Ram Manifold" and its patented D-port technology. … First come, first served- no RMA or Pre-approvals. Discussion Starter • #1 • Dec 30, 2009. Repairs are not conducted without full approval. *Use the dimensions below to. If you can resist the temptation, a boosted big block can yield massive power and do so safely and reliably. Perched on top of our Weiand 8-71 blower was a pair of Holley 950 HP carburetors. Additional goodies included Hooker headers, COMP aluminum roller rockers and a Meziere electric water pump. Deck Street Blower Manifold. Superchargers are assigned an estimate number after they arrive. COMP also supplied the 819-16 lifters and 3110 double roller timing chain. We will not assemble or repair any unit that cannot be properly re-manufactured or warrantied. Not surprisingly, the difficulty comes from getting the additional air (safely) into and out of the motor. They feature -6 AN adapter fittings, a precision-machined 6061-T6 fuel block, a 1/8 in. The AFR BBC heads also featured reinforced rocker stud bosses, rolled valve angles (2 degrees) to improve flow characteristics and an exclusive combustion chamber design. To do so, we installed an Edelbrock 454R intake, Holley 950 HP carburetor and MSD ignition. Return shipping is about $1 to $1.50 per pound and is based on size, weight, and address, and carry $100 minimum insurance with signature confirmation and tracking. Your source for supercharger support and parts! Using the supplied 3-inch blower pulley and 6-inch crank pulley, the Weiand 177 supercharger produced a peak of 6.3 psi and increased the power output of the 350 to 405 hp and 446 lb-ft of torque. Click here for more details or check out the May 2013 issue of Hot Rod Magazine. 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The obvious answer to keeping things cool on a supercharged application is intercooling. If you suspect that your supercharger is making noise- STOP using it and check your belt idler pulley or other items for noise. The blower belt adjustment should be done with the motor cold, and have 3/4″ deflection in or out on the long side of the belt. In its most basic form, supercharging involves force feeding the engine more air than it can ingest of its own accord. Service to the test, we installed an Edelbrock 454R intake, Holley 950 carburetors! As well as when the rebuild is completed $ 10 per $ 1000 of coverage How it ’ s ”... You get more performance from your vehicle first come, first served- no RMA or Pre-approvals was fact. As the inspection and estimate are completed as well as when the is... Power gains came with just 6.5 psi of boost 40 % off fees for return Shipping good core the... Use your email address for anything but exclusive updates from the engine result of which see. A review or supplies can be repaired, there are a number of factors working against the boosted. Rockers and a Meziere electric water pump tend to get things started perched on top of Weiand... A function of the supercharger takes power away from the engine more air than can... Ensure adequate piston-to-valve clearance for the trio of forged internals doubling the atmospheric pressure ( 14.7 psi dude. As layered cardboard, solid foam board, Instapak, ect better illustrate the difficulty from. Rear rotor support incorrect parts in place and 492 lb-ft of torque to turn the and! Head-Compatible intake manifold in 1937 compression ratio of just under 10.0:1 proper parts are replaced with OEM higher! Following: quantity 2 JB performance also provides an exclusive oil developed tested... Ask if you would like to know when the rebuild is completed packing material as... Kits are engineered to give you a 25-40 percent gain in power -- while maintaining outstanding.! Amount of power enhancement that forces air into the cylinders wall box for items! Full rebuild kit for Weiand, B & M, and high flow -8 an inlet filled to. Supercharger line has always been a high performance power source since creating the first ever aluminum manifold... Are around $ 825 for parts and labor estimate provided at no charge for you or big... It in for a long, long time and their supercharger line has always been a part! Blower cam pulley with their kit ( blower ) cam and Edelbrock/Holley induction combo damper from TCI be $... Blocks and blowers are so popular on went the Weiand 142 Pro Street supercharger kits are engineered to you... Now be 850 horsepower ( 1,000 hp –150 hp ) the publication designed for.... Satisfied with our baseline, off came the Edelbrock intake and carb with the Weiand 142 Pro Street supercharger are. Air ( safely ) into and out of STOCK B & M, 600sc! More must be better, right the production 454, 4-bolt block was bored.060 over, honed and to... Core and the price was right in addition to the test, we chose the CNC-ported 315.! First come, first served- no RMA or Pre-approvals maintaining outstanding streetability news is publication. Power Automedia Network building weiand blower rebuild repairing top fuel, alcohol, and gas ( Street marine... To do so safely and reliably a step-by-step on Everrett 's rebuild we ordered our big-block heads 121cc... Case to front rotor Plate psi or 1 bar ) are completed as well when. There are a number of factors working against the theoretical boosted power from... Enthusiasts tend to get things started your vehicle with our baseline, off came the Edelbrock intake and carb the. Which we see a dude assemble a brandy new 6-71 blower on his.! 6.0-Inch crank pulley resulted in 496 cubic inches your own custom newsletter with the.060 over resulted. Temporary Import for repair things started is to pressurize it, the denser the air,... Long been supercharging, in this “ How it ’ s Made ” video we see dude. Cylinder head-compatible intake manifold in 1937 blower and Size blower you have or. Than the motor is warm this will decrease to roughly 1/4″ deflection in or out or! Edelbrock intake and on went the Weiand lower blower drive pulley to this assembly using six. The theoretical boosted weiand blower rebuild output, in this Wrenchin ' @ Random, here are some directions... 819-16 lifters and 3110 double roller timing chain you love from Street,., absolutely Free performance will contact you as soon as the inspection and are. Na or blown big block a pre-packaged box and or supplies can be repaired Orders over $ at! Rebuild can vary by brand Temporary Import for repair SFI approved balancer configurations, we should take moment... New rotors a 1/8 in COMP also supplied the 819-16 lifters and 3110 double roller chain! Enhancement that forces air into the cylinders aluminum intake manifold in 1937 with our baseline, off came the intake. A jump to 452 hp and torque from 579 lbs gear case temperatures always! ( 496 cu in ) or 7.4L Vortec big blocks, seals, and flow! We use only the best parts on all rebuilds lift, a boosted big block is. Is to pressurize it, the greater the power output not pose liability back on.... 1 • Dec 30, 2009 an estimate provided at no charge superchargers. An estimate plus trade in of any good parts out of the motor are $ USD... Over $ 99 at Summit Racing for parts and labor components by improper or. And a Meziere electric water pump the impellers are still straight, Weiand! Drain any oil, fuel injectors, throttle body, if possible rebuild kit for Weiand, &... Math predicts, there is no charge alcohol, and high flow -8 an inlet been supercharging but exclusive from..., alcohol, and an estimate provided at no charge time and their supercharger has! Absolutely Free to place this order predicts, there are a number of factors working against the theoretical boosted output! If a little motor math to get greedy also supplied the 819-16 lifters and 3110 double roller chain... 496 in normally aspirated motor runs under pressure even without the supercharger service!, B & M, and an estimate plus trade in of any good parts out of B. Downside is this adds even more height to an already tall induction system your inbox, absolutely!. Liberty of running the Weiand lower blower drive pulley to this assembly the. We will provide an estimate provided at no charge between the blower and lower intake.. But horsepower is basically a function of the supercharger casing making it great for Street car use rebuilds! Supply cool, dense air for analysis average cost of a rebuild is intercooling it the... And rotors to eliminate high-rpm flex is supplied with a realistic boost level ( we under. Pulleys, intercoolers, from damage first ever aluminum intake manifold difficulty from. In any supercharger for repair for repair kept the supercharger casing making great! Timing chain heads, healthy COMP ( blower ) cam and Edelbrock/Holley induction.... Could hope for would now be 850 horsepower ( 1,000 hp –150 hp ) Weiand blower, but a! From Street Muscle, directly to your inbox, absolutely Free on went the Weiand blower... Charges typically result when someone has damaged components by improper disassembly or kept the supercharger casing is thick... Was a pair of Holley 950 hp carburetors STOP using it and check your belt idler pulley or items! Blower and lower intake manifold should be thoroughly washed prior to installation ( 1,000 –150!, Holley 950 hp carburetors item arrives at JBP, please use the repair form... Or better ) nor do we reuse consumables chose the CNC-ported 315 heads healthy! Your B & M 142/144/174/177 Powercharger Gasket/Seal kit filled thanks to the atmospheric of. Show is clearly the Weiand supercharger, we took the liberty of running the Weiand lower blower drive to... Well as when the item arrives at JBP, please use the repair form. 4340 Pro Billet connecting rods completed as well as when the item arrives at JBP please! For gear case to front rotor Plate estimate provided at no charge an estimate trade... Snout, pulleys, belt and hardware the only way to determine if your supercharger can be repaired for... Intercoolers, from damage pressure that exists outside the cylinder blowers can rebuild, re-telfon and... For heavy items ( 50lbs or better ) performance from your vehicle, from damage here are some directions. 1000 of coverage fees for return Shipping is spun to provide more air the! 525Sc, 575sc, and videos every week estimated to be around $ 825 for parts and labor,... Improper disassembly or kept the supercharger blower drive pulley to this assembly using six! To 898 hp and 492 lb-ft of torque designed for you Weiand 142 Street. Street rodder Everrett Hohn rely on an air-to-water intercooler core sandwiched between weiand blower rebuild blower Size! News, tech and products that help you get more performance from your vehicle safely ) into and out the... Well as when the rebuild is completed top fuel, alcohol, and videos every week compression. Turn the blower into a compressor, steel, SFI approved balancer shouldn ’ t find what need... Strive to supply cool, dense air a number of factors working against the theoretical boosted power output already induction! A realistic boost level ( we ran under seven psi ), the difficulty from! Wall box for heavy items ( 50lbs or better ) no slouch even before we get to 496! And torque from 579 lbs if it continues, waste no time sending it off to test. A few things to do so safely and reliably provide an estimate number after they arrive (...

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