Catalog: Weiand Superchargers
Company/Brand: Holley Performance Products, Inc.
small block supercharged engine in Weiand Superchargers by Holley Performance Products, Inc.
you can build a mild and very smooth small block engine that will be capable of ... putting out 500 horsepower big block motors can be built to easily produce ... specialized maintenance than any other engine the weiand line offers superchargers in ... is driven by a belt off the engine while the turbocharger is driven by the ... do not produce much power at low engine speeds because the impeller is not ... so that it would spin fast at low engine speeds it would then make too much ... boost at higher engine speeds turbos employ a device called a ... have also been used on gmc diesel engines for many years in the late 1950s phil ...

starting a properly set up blown engine typically will fire instantly usually ... before the engine has even made one revolution this is ... cylinder rather than waiting for the engine vacuum to draw the charge into the ... it is particularly attributable to the smaller ones 3 substantial horsepower increases ... superchargers on an otherwise stock small block chevy will result in an increase ... carburetor you can expect a typical small block to produce anywhere from 360 to ... the 440 to 470 hp range torque on an engine of this type typically will be in the ... such as weiand s 6-71 on a similar engine to the one described above could push ... that for all practical purposes an engine does not know what size supercharger is ... the following exceptions at very low engine speeds the smaller blowers will ...

boost levels the supercharger case is smaller because the two lobe rotor design takes ... blower to be more efficient at high engine speeds or more efficient at low engine ... for the best compromise for the full engine rpm range for example if your vehicle ... and will never or infrequently see high engine speeds you may want to select one of ... weiand s smaller blowers a smaller blower can be driven at a higher speed ... amount of boost particularly at lower engine speeds however this high blower speed ... will be less effective at higher engine speeds due to the overheating of the ... low end power that the faster turning small blower will but will significantly ... outperform the small blower at high engine speeds however if you never drive your ... 8-71 is for all-out competition style engines that will see high rpm usage the pro- ...

the supercharger is consistent with the engine displacement supercharger boost however ... some loss of boost efficiency if your engine is not as free-breathing as it could be ... it has a stock or low performance cam small valves restricted ports etc you will ... be observed interestingly this means a supercharged engine can make more power with lower ... efficiency and displacement of the engine the displacement of the blower and the ... blower is turned in relationship to the engine speed there are a few basics to ... a constant speed ratio between the engine and the blower a larger blower will ... make more boost than a smaller one on the same size engine as engine ... size remain constant conversely as engine size goes down boost goes up on a given ... size blower and a given size engine boost can be increased by running the ...

produce 5 to 7 pounds of boost on a big block chevy and 11 to 12 pounds of boost on a ... stock type small block these boost levels are based on 350 or ... 454 cid engines see our additional drive ratio charts ... at the end of this section if your engine is smaller than this your boost will be ... higher if your engine is larger your boost will be lower ... to vary depending upon how well your engine breathes the amount of observed boost ... means you have a really good breathing engine another factor that can contribute to ... boost is a restricted air inlet or too small of a carburetor remember that at full ... throttle your engine is going to need about 50 more air than ... by the compression ratio of your engine and the gas that you are using as a ... be controlled detonation in a blown engine is more destructive than in an unblown ...

.7:1 29.1:1 30.5:1 please note that all engines differ in their tolerance to detonation ... build what appear to be two identical engines and one will detonate and the other one ... of boost on a 9.0:1 compression ratio engine and expect to use pump gas this gives ... 12:1 figure if you are building your engine from scratch it is a good idea to try ... power with a low compression high boost engine than you will with a high compression ... low boost engine running too small a carburetor therefore means that you ... carburetor needs to flow depends on engine characteristics and on the amount of ... carburetor cfm maximum cfm required engine cid x maximum rpm 356 x max boost/14.7 ... 1 where engine cid cubic inches of motor maximum rpm= ... 250 256 6-71 6-71 6-71 8-71 8-71 8-71 engine chevrolet small block 350 ford small ...

line rpm range description chevrolet small block 1957 present weiand supercharger ... excellent cam for a truck with stock engine mounting a supercharger hydraulic ... 2000-5500 2200-6000 2600-6500 chevrolet small block 1957 present retro fit hydraulic ... 480 112/108 2000-6400 chevrolet big block 1967 present weiand supercharger cams ... smooth idle good cam for oval port engines very strong low end and mid range ... idle good cam for rectangular port engines excellent mid range torque and ... good idle excellent cam for stock engine using a supercharger in a tow vehicle ... 571 114/112 2700-6700 chevrolet big block 1967 present retro fit hydraulic ...

for selecting the proper cam for your engine obviously the amount of boost your ... cam for these applications where the engine will not be spun past 6,500 rpm and has ... as heavily as a normally aspirated engine does so header size is less critical ... a header that will handle what you engine can deliver see the following engine ... higher boost levels in gasoline burning engines the company recommends running a flat ... power on pump gas and also aids in engine cooling plus the 110º center line ... camshafts for the chevrolet small-block flat tappet hydraulic for more ... their cam experts at 662-892-1500 other engine modifications one of the big advantages ... many induction deficiencies in an engine especially in the low to mid-range rpm ... can be installed on a stock engine as long as the static compression ratio ...

or more we recommend the following engine specifications · high quality forged or ... forged blower pistons · o-ringing the block mandatory · severe duty stainless steel ... tube diameters and collector sizes are small blocks 1-7/8 to 2 with 3-1/2 ... collectors big blocks 2-1/8 to 2-1/4 with 4 collectors · ... here are general in nature question my engine has 9.5-1 compression can i run a ... the static compression ratio of the engine the less boost you can run and still ... -94 octane pump fuel usually on a 9.5-1 engine the most boost you can run is about 2 ... do not require a pop off plate if the engine backfires it will slip the belt on the ... one of your superchargers and my engine seems to run hot and my headers glow at ... with glowing headers and a hot running engine are caused by two basic things either ...

nothing will kill a blower or nitrous engine quicker that a lean condition you want ... plenty of fuel available for the engine to use there is a thing you need to ... power valves on a roots style blower engine the power valve is installed to keep ... the engine from loading up and running rich at an ... idle on a normally aspirated engine the engine vacuum at idle will hold the power ... gas the throttle plates open and the engine vacuum drops as you accelerate when the ... flow camshaft size and lobe separation engine load exhaust size and blower drive ... are just a few if the carbs are too small or you are running a restrictive air ... will not make any boost on a free engine rev the engine has to be under a good ... moves quite a bit more air through the engine and if the exhaust is restrictive it ...

valves can lead to backfires when an engine has been run more than 500 hours the ... no place in a high performance marine supercharged engine that operates for extended ... the intake side of the cylinder head a supercharged marine engine should never be set up ... reduce power and could cause engine damage due to excessive back pressure ... with a holley water distribution block these parts are listed elsewhere in the ... marine carburetion at full throttle a supercharged engine can require 50 more air than a ... rich condition to help prevent the engine from overheating after initial start up ... should be considered especially if the engines will be run hard on occasion to upgrade ... necessary especially on high-horsepower engines use a good quality high flow filter ... must always be used especially if the engine sits in an enclosed bilge always use ...

marine ignition systems most mercruiser engines utilize a thunderbolt ignition module ... while this can vary based on the engine s horsepower rating most of the modules ... advance of 34 degrees for the average supercharged marine engine this is too much total ... total advance since this will make the engine difficult to start provide a poor idle ... backfire it will also cause the engine to run hotter and will contribute to ... of time in marine applications the engine is usually in full boost all of the ... supercharging will greatly increase an engine s power output and a prop change will ... inch for each additional 300 rpm the engine will turn at full throttle for example ... if the stock engine topped out at 5,000 rpm but can now ... freely and check immediately if the engine backfires monitoring lubricant levels ...

s pro-street supercharger kits are engineered to give sb chevys 25 to 40 more power ... heads for easy installation on gm crate engines or custom built applications using ... even more added hood clearance in tight engine compartments this 144 system is a ... on trucks and muscle cars may require a small cowl induction hood for some ... perfectly suited for stock or modified engines with 7.5:1 to 9:1 compression ratios · ... supercharger kits application chevrolet small block universal1,2,3,5,6 chevrolet ... small block 1969-851,3,5,6 chevrolet small block 1962-681,3,5,6 chevrolet small ... block 19861,3,4,5 chevrolet small block w vortec l31 fastburn heads1,3,5 nose ... kits w teflon application chevrolet small block low profile7 pulley width 10-rib ... 1993-later lt-1 heads 6 does not fit engines originally equipped with four v-belts ...

made specifically for the 1993 to 1995 small block chevy and gmc trucks they are ... engineered to fit under stock hoods and nothing ... extract maximum performance from your engine the blowers feature teflontipped rotors ... and are engineered to produce 4-6 lbs of boost you will ...
s pro-street supercharger kits are engineered to give you 25 to 40 more power every ... maintaining outstanding street-ability engineered to fit the 289/302 fords or stroker ... to case tolerances and only requires a small cowl induction hood for most ... out of a mild 302 ford · fits all small block fords with 8.200 deck height · ... perfectly suited for stock or modified engines with 7.5:1 to 9:1 compression ratios · ... brackets from `83 to `85 3.8l ford v-6 engine use of billet pulleys may require ... · crank spacer kit for 69 and earlier engines pn 90683 · holley supercharger carbs ... kits w teflon application ford small block 289-3029 9 1969 and earlier models ...

to add supercharger power to your big block but have limited hood clearance look to ... low-profile blower kit for the answer engineered with a lower overall height of just 8. ... plane intake it s great for tight engine compartments and allows you to retain ... s pro-street supercharger kits are engineered to give you 25 to 40 more power while ... street-ability bolt this kit on your engine and you will have the looks and ... on trucks and muscle cars may require a small cowl induction hood for some ... perfectly suited for stock or modified engines with 7.5:1 to 9:1 compression ratios · ... kits w teflon application chevrolet big block standard deck low profile7,8,11 7 low ...
superchargers 177 series small big block chevrolet 177 series weiand ... supercharger kits small big block chevrolet the installation was a ... october 2001 0.060-over 454 truck block 7.71 compression oval port aluminum ... octane just for kicks we also ran the engine on 91 octane pump gas and still managed ...

cars applications are available for small and big block chevrolet in various port ... s 177 pro-street supercharger kits are engineered to give you 25 to 40 more power while ... outstanding drivability typical small blocks will make 500hp and big block versions ... towing applications · available for big block oval and rectangular port and small ... block chevrolet · available polished or satin ... perfectly suited for stock or modified engines with 7.5:1 to 9:1 compression ratios · ... supercharger kits application chevrolet small block 1969-861,2,3,5,6,7 chevrolet ... small block 1962-681,2,3,5,6,7 chevrolet big block ... standard deck oval port1 chevrolet big block standard deck oval port1 chevrolet big ... block standard deck rectangular port1 ... chevrolet big block standard deck rectangular port1 nose ...

weiand s 250 series superchargers for small and big block chevrolets have you ... covered engineered to be 2 shorter than the big blowers ... tight rotor to case tolerances and are engineered to give you 25 to 40 more power while ... perfectly suited for stock or modified engines with 7.5:1 to 9:1 compression ratios · ... slip-free performance · available for small and big block chevrolet · available ... kits w teflon application chevrolet small block10 chevrolet big block10,12 10 ...
necessary for installation kits are engineered to produce 10-12 lbs of boost on small ... blocks and 5-7 lbs of boost on big blocks but are a simple pulley change away ... maximum visual appeal · available for small and big block chevrolet and 392 hemi · ... are perfectly suited for modified engines with 7.5:1 to 8:1 compression ratios ... supercharger kits application chevrolet small block 1955-861 chevrolet big block ... deck1 chrysler 392 hemi 2,3 1 requires small cap distributor to clear blower ...

power from weiand out of your big block or small block chevrolet the 8-71 ... under demanding high rpm conditions engineered to produce 10-12 lbs of boost on small ... blocks and 5-7 lbs on big blocks depending on application and engine ... maximum visual appeal · available for small and big block chevrolet · available ... are perfectly suited for modified engines with 7.5:1 to 8:1 compression ratios ... supercharger kits application chevrolet small block 1955-861 chevrolet big block ... 11.5 underdriven 1 requires small cap distributor to clear blower ...

weiand pro-marine supercharger kits are engineered to be ultra-reliable and are designed ... and preferences these superchargers are engineered to be compatible with most steel and ... kits available to suit most marinized engines installation notes · superchargers are ... perfectly suited for stock or modified engines with 7.5:1 to 9:1 compression ratios · ... supercharger kits application chevrolet small block w 3 v steel pulleys mercruiser ... omc or volvo accessory drives chevrolet small block w 3 v aluminum pulleys ... kits w teflon application chevrolet small block w 3 v aluminum pulleys ...

for installation on your boat kits are engineered to produce 10-12 lbs of boost on small ... blocks and 5-7 lbs of boost on big blocks but are a simple pulley change away ... demanding high rpm conditions 8-71s are engineered to produce 10-12 lbs of boost on small ... blocks and 5-7 lbs on big blocks depending on application and engine ... kits can be used with some marinized engine accessories but may require extensive ... kits available to suit most marinized engines installation notes · weiand does not ... belt and pop-off valve in an enclosed engine compartment there is a high risk of ... superchargers are perfectly suited for engines with 7.5:1 to 8:1 compression ratios ... fit 8.1l 496 cu in or 7.4l vortec big blocks · big block kits fit standard deck ... spacers are available for tall deck engines see pg 43 · due to the wide variety of ...

to use a b&m blower on `87 and later small block chevys due to different designs ... belt set-up off `79 to `93 mustang 5.0l engines extra parts may need to be purchased ... bolt spacer 90683 1969 and earlier ford small block engines have three bolt holes in ...
only with a short water pump if your engine is a 1969 or later small block or a big ... block with a long water pump you will need to ...