Page 21 of Weiand Superchargers by Holley Performance Products, Inc.

want the power associated with a supercharger but don t want it sticking out of the hood weiand s pro-street supercharger kits are engineered to give sb chevys 25 to 40 more power while maintaining outstanding street-ability kits are now also available for vortec/fastburn l31 cylinder heads for easy installation on gm crate engines or custom built applications using these affordable heads in addition to the 142s already being the most hoodconscious of weiand s supercharger line a specific 144 low-profile design is offered to provide even more added hood clearance in tight engine compartments this 144 system is a practical addition to any performance or tow vehicle where hood clearance and/or the use of a long water pump and three v-belts are required it features teflonŽ tipped rotors for tight rotor to case tolerances and will fit under most stock hoods on trucks and muscle cars may require a small cowl induction hood for some applications all weiand 142/144 blowers feature 100 new cnc machined parts no remanufactured components including new thick-wall cases rotors to eliminate high-rpm flex and provide maximum reliability all superchargers are built in weiand s state-of-the-art supercharger manufacturing cell and each supercharger is 100 boost tested to help you squeeze the maximum power and efficiency out of your supercharger installation notes ˇ superchargers are perfectly suited for stock or modified engines with 7.5:1 to 9:1 compression ratios ˇ kits include manifold blower assembly drive snout pulleys belt and hardware ˇ kits designed for stamped steel v-belt accessories use of billet pulleys may require custom machine work and/or spacers ˇ superchargers mount to manifold using 4 bolts through the bearing plates features benefits ˇ develop 400 to 450 horsepower out of a mild 350 chevy ˇ low profile design for hood-conscious rodders ˇ available for standard aftermarket heads ˇ kits available for vortec/fastburn aftermarket heads with vortec im flange edelbrock e-tec ˇ increases torque for heavy cars and towing applications ˇ great power adder for low compression crate motors ˇ available polished or unpolished ˇ various snout lengths available for different v-belt arrangements ˇ full-time power every time you hit the gas with no lag recommended accessories ˇ boost gauge pn 90520 ˇ holley supercharger carbs see pgs 106,107 ˇ weiand scoops and air filter accessories see pgs 109,110 ˇ weiand water pumps see pgs 49-60 ˇ lunati supercharger cams see pg 71 superchargers 142 pro-street 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 style long long short x-long long pulley width 6-rib 6-rib 6-rib 6-rib 6-rib satin part 6500-1 6502-1 6503-1 6504-1 6542-1 polished part 6510-1 6507-1 6508-1 6509-1 6543-1 drive ratio w included pulley set 1.95:1 1.95:1 1.95:1 1.95:1 1.95:1 144 low profile pro-street supercharger kits w teflon application chevrolet small block low profile7 pulley width 10-rib satin part 7740-1 polished part 7750-1 drive ratio w included pulley set 1.95:1 1 if the crankshaft has a one or a two-v-belt accessory pulley use a short-nose kit if the crankshaft has a three-v-belt accessory drive pulley use a long-nose kit long nose kits fit a majority of short and long water pump applications excluding late model applications with a serpentine accessory drive system select a short nose kit for tight clearance situations such as street rods short nose kits do not fit long water pump accessory setups 2 slight elongation of four center bolt holes may be required to install on 1987-later cast-iron heads 3 does not fit 1984-96 corvettes 4 fits vehicles with both serpentine and v-belts 5 does not fit 1993-later lt-1 heads 6 does not fit engines originally equipped with four v-belts use kits 6504-1 and 6509-1 7 low profile design p/n 7740-1 is 0.720 lower overall than p/n 6500-1 tech line 270-781-9741 81

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