Page 43 of Weiand Superchargers by Holley Performance Products, Inc.

the weiand pro-marine supercharger is the most efficient and effective way to gain an additional 125 horsepower for your big block chevrolet v-8 inboard or mercruiser stern-drive powered boat extra power is available from idle to full throttle for pulling up water skiers reaching plane quickly or anytime you need to accelerate rapidly weiand pro-marine supercharger kits are engineered to be ultra-reliable and are designed to provide years of service in hi-performance marine applications kits are available in a standard height configuration 256 styles or a low profile version with teflonŽ tipped rotors 250 style to suit your individual space constraints and preferences the weiand 250 series blowers are available with a standard 16 rib belt drive for enclosed engine compartments or a 2 wide gilmer toothed belt drive for hard core applications with open/exposed engine applications adapter plates are available for single and dual 4bbl applications order adapter plates separately these kits will feed 500 cu in engines and still fit under most engine hatches the 256 series blowers feature traditional 6-71 looks without the height of the big blowers perfect for your lake cruiser or off-shore cigarette boat these blowers will give you the edge you need to beat the competition blower comes equipped with dual 4bbl adapter plate and 16 rib drive these superchargers are engineered to be compatible with most steel and aluminum pulley mercruiser omc and volvo accessory drive systems which guarantees ease of installation all weiand 250/256 blowers feature 100 new cnc machined parts no remanufactured components including new thick-wall cases and rotors to eliminate high-rpm flex and provide maximum reliability all superchargers are built in weiand s state-ofthe-art manufacturing cell and each supercharger is 100 boost tested to help you squeeze out maximum power efficiency due to the wide variety of installation possibilities it may be necessary to consult with a weiand supercharger technical rep at 270-781-9741 for assistance in selecting the proper kit for your application features benefits ˇ develop 575 horsepower out of a mild 454 chevy ˇ substantially increases torque for heavy boats and pulling up skiers ˇ available polished or satin ˇ various kits available to suit most marinized engines 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 will not fit 8.1l 496 cu in or 7.4l vortec big blocks ˇ big block kits fit standard deck motors only spacers are available for tall deck engines see pg 43 superchargers recommended accessories ˇ holley flame arrestors see pg 111 ˇ carb inlet adapter plates for 250 series see pg 118 ˇ water distribution blocks and crossovers see pg 113 250 low-profile pro-marine supercharger kits w teflon application chevrolet big block mercruiser omc or volvo accessory drives chevrolet big block not compatible w mercruiser omc or volvo accessory drives pulley width 16-rib 2 gilmer satin part 156051-2 n/a polished part 155050-2 77-250cbbp-1 drive ratio w included pulley set 1.32:1 1.71:1 256 pro-marine supercharger kits application chevrolet big block w 3 v steel pulleys rectangular port heads mercruiser omc or volvo accessory drives chevrolet big block w 3 v aluminum pulleys rectangular port heads mercruiser omc or volvo accessory drives pulley width 16-rib satin part 6544-1 polished part 6546-1 drive ratio w included pulley set 1.40:1 16-rib 6547-1 6549-1 1.40:1 tech line 270-781-9741 103

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