Page 5 of Water Pumps 2008 by Edelbrock

power pkg kits superchargers crate engines carbs access fuel pumps gaskets install items manifolds efi heads cams access nitrous water pumps access exhaust suspension shocks qwikdata index competition s/b chevy circle track pump #8817 water pumps victor series circle track water pumps these competition water pumps are designed for circle track and endurance racing applications they feature a revised impeller entry a hard black anodized finish and .100 thicker rear cover for greater durability auxiliary water outlets ease fabrication of custom plumbing systems and auxiliary fittings are available as an or npt these water pumps provide maximum cooling with equal distribution to both sides of the block within 1 by eliminating hot spots the engine produces optimum power from every cylinder without detonation and pre-ignition other features include billet hub and heavy-duty ball/roller bearings s/b chevy circle track pump #8819 small-block chevy victor circle track pump -8 an aux fittings at 90° to the block 3/4 pilot shaft 8816 fits all 1955-95 s/b chevy engines comes with heavy-duty 3/4 ball/roller bearing dimension from block surface to hub 5-13/16 inlet diameter 1.85 victor circle track pump 3/8 npt aux fittings at 45° to the block 3/4 pilot shaft 8817 fits all 1955-95 s/b chevy engines comes with heavy-duty 3/4 ball/roller bearing dimension from block surface to hub 5-13/16 inlet diameter 1.85 victor-pro circle track water pump 3/4 pilot shaft 8819 an upgraded version of #8816 water pump with improvements and features focused to the needs of current circle track racing engine builders and teams it features an improved right side outlet passage an-10 side water outlet ports aluminum backplate marine seal and a billet aluminum impeller dimension from block surface to hub 5-13/16 inlet diameter 1.84 s/b ford circle track pump #8833 small-block ford victor circle track pump 3/4 pilot shaft 8833 fits all windsor style blocks with s/b ford timing cover comes with heavy-duty 3/4 ball/roller bearing left-hand inlet with back plate dimension from block surface to hub 5.70 inlet diameter 1.78 about the edelbrock water pump dyno water pump dyno tests tests show that edelbrock pumps deliver substantial flow as well as distributing water almost equally to both sides of the engine check out the numbers below small-block chevy circle track pump #8816 pump rpm 2000 3000 4000 5000 pump rpm 2000 3000 4000 5000 left flow gal/min 14.37 21.95 29.52 37.08 left flow gal/min 16.03 24.07 32.31 40.12 right flow gal/min 14.84 22.40 29.82 36.70 right flow gal/min 16.16 24.11 32.51 40.08 designed and built by edelbrock this dyno is set-up to test water pumps in a real world setting that simulates the conditions of an actual engine the coolant in the dyno is pre-heated to reflect the actual temperature of the coolant in a running engine the sensors collect flow numbers temperature and pressure data as well as how much horsepower is required to turn the water pump this gives us the complete picture about the efficiency of the water pump design finally the information is interpreted recorded and stored by the edelbrock qwikdata data acquisition system using the qwikdata system gives the engineer the capability of creating graphs and viewing the information in any number of ways this testing is used to develop water pumps that will exceed the additional cooling system demands of a high performance engine the chart to the left shows the flow data collected on our two circle track water pumps note the even distribution and amount of flow up to the high-rpm range this water pump dyno allows the edelbrock engineers to test the flow distribution capabilities of each edelbrock pump small-block ford circle track pump #8833 proven on the race track and on the street edelbrock circle track water pumps are used by leading nascar sprint cup teams for the ultimate performance test they count on edelbrock because our pumps keep their engines cool the same technology used in the race pumps goes into all edelbrock pumps other real life tests include the hot rod power tour every year edelbrock equipped vehicles make the trek through several states in the usa the weather can be extremely hot and humid causing problems with some tour participants every year the edelbrock cars take the heat and keep on going with no overheating problems to ruin the fun be cool billet specialties and march performance recommend the use of edelbrock water pumps for maximum cooling system performance www.edelbrock.com 189

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