Page 17 of Intake Manifolds 2008 by Edelbrock

index qwikdata shocks suspension exhaust access water pumps nitrous cams access heads efi manifolds install items gaskets fuel pumps carbs access crate engines superchargers kits power pkg manifolds s/b chevy race 3500-8000 rpm super victors super victor 4500 #2970 #2971 designed for small-block chevys with 4500 series carburetors and 23° heads the super victor #2970 is for standard port locations and #2971 is for raised port heads they have a large runner cross-sectional area 3.2 square inches and highly efficient cloverleaf plenum design in dyno tests on a 358-inch small-block #2970 made 10 horsepower more than the best competitor s manifold super victor 4500 for 23° heads 2970 super victor 4500 for raised port 23° heads 2971 installation notes recommended intake gasket edelbrock #7201 for #2925 fel-pro #1206 or larger for #2970 #1263 for #2926 #2971 and edelbrock #7235 or gm #89017465 for #2913 see pages 115-116 for manifold reference dimensions super victor 4500 #2970 super victor cnc 3500-8000 rpm this special version of the super victor was developed for competition high rpm or large displacement small-blocks it is cnc machined in all critical areas plenum chamber port exits divider walls and runner roofs for optimum performance and out-of-the-box convenience see super victor #2925 for application information super victor cnc 2825 super victor cnc #2825 carburetor recommendations use appropriate standard flange square-bore racing carb installation notes recommended intake gasket fel-pro #1206 see pages 115-116 for manifold reference dimensions super victor vortec bowtie 4000-8000 rpm designed specifically for use with gm cast-iron vortec bowtie cylinder heads #25534351 185cc and #25534371 215cc it features raised runners that closely match the port shape and location of these heads and is the best choice for racing classes that prohibit modification to the manifold it features the original 6-bolt pattern and 7/8 inch of additional carb pad height compared to previous raised-runner manifolds such as #2926 super victor vortec bowtie 2814 super victor vortec bowtie #2814 installation notes recommended intake gasket edelbrock #7206 #7207 #72068 #72078 see pg 47 for gasket specs see pg 115-116 for manifold reference dimensions victor e 4500-8500 rpm ideal for high-rpm drag race applications the victor e has a larger and deeper plenum than the #2975 it provides maximum power in the higher rpm range for engines with standard port location iron and aluminum heads runners have a tapered cross-section and plenty of material at the manifold port exit allows port matching to the small port heads used in nhra super stock classes 1 or 2 spacers can be used for performance tuning the large plenum and runner volume of this manifold is also ideal for alcohol-fueled applications victor efi also available with electronic fuel injector bosses see pages 117-139 victor e #2978 victor e 2978 victor e efi 29785 installation notes recommended intake gasket edelbrock #7201 or fel-pro #1206 see pages 115-116 for manifold reference dimensions see page 131 for fuel rail kits victor jr high-port 4000-8000 rpm ideal for bracket race and 9:1 compression 390 cfm carb oval track applications this manifold provides excellent mid-range to top-end power for engines with raised-port 23° heads such as pontiac #10045434 #10033867 and chevrolet raised runner bowtie heads #10051101 runners have a 2.80 square-inch cross-section relief for center water outlets included victor jr high-port #2967 victor jr high-port 2967 installation notes recommended intake gasket fel-pro #1263 see pg 115-116 for reference dimensions 72 all parts on this page not legal for sale or use on pollution controlled motor vehicles.

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