Holley 0-80870 Street Avenger 870 cfm carburetor is wet flow tested by skilled Holley craftsmen. This Holley carburetor is specifically designed for street cars. Street ready, right out of the box for stock or mildly modified engines. Some modified engines may require tuning such as jetting or power valve changes. The Holley 0-80870 Street Avenger carburetor is designed for "square bore" intakes such as Edelbrock, Offenhauser, Weiand and Holley. GM Quadrajet intakes require a carburetor adapter. The Holley 870 cfm Street Avenger carburetor features adjustable vacuum secondaries, dual inlet feed, easy to use electric choke, four vacuum ports and built in secondary fuel filters. The Holley fourth generation power valves provide maximum blowout protection. The Holley Street Avenger carb provides precise fuel metering for monster low end torque, awsome acceleration and unmatched top end horsepower in a street carb. Adjustable air-fuel idle for smoother idle qualties. Installation instructions and hardware included. Brand new, no rebuilts! HOLLEY 0-80870 Street Avenger 870 CFM carburetor 0-80870 We recommend this fuel line for use with the Holley 0-80870 Street Avenger carburetor shown above. Inlet features built in hose barb for use with 3/8" hose and a 1/8" NPT port for attaching a fuel pressure gauge. Chrome plated. 6TD-2197 We recommend this fuel line upgrade with fuel pressure gauge for use with the Holley 0-80870 Street Avenger carburetor. This fuel line is not only great looking but is very functional. Incorporates a small, convenient 1 1/2" diameter fuel pressure gauge that reads 10-15 psi. The gauge is designed to read in 1/2 pound increments. Line inlet features a versatile 3/8" NPT thread. Includes a 3/8" hose barb. Easily adapted to AN fittings. 6MRG-1559 We recommend this fuel line upgrade for use with the Holley 0-80870 Street Avenger carburetor. Made from aircraft quality buna-N neoprene hose encased in braided stainless steel, this fuel line kit is temperature, gas and oil resistant. The fuel line is adjustable between the carb bowls from 7 1/2" to 11 1/2". Includes a 1/8" pipe fitting for use with a fuel pressure gauge. Exits with a versatile, user friendly female 3/8" NPT fitting for use with hose barbs or pipe to AN fittings. 6EDE8101 We recommend this dual throttle return springs for use with the Holley 0-80870 Street Avenger carburetor shown above. Universal in design and engineered to provide positive throttle return for increased safety. Inner and outer spring are Electro-Nickel bright plated to resist rust. Includes chrome-plated bracket that attaches to the drivers side, rear carburetor mounting stud. This spring kit can also be used with many different throttle cable bracket designs. 6MRG-19 We have many different kinds of throttle brackets and cables to choose from! We supply all the popular fuel filters from Edelbrock, Russel, Mr. Gasket, Aeromotive, Magnafuel, Barry Grant, Proffesional Products, Billet Specialties and more! We offer many kinds of carburetor spacers. From aluminum to plastic to wood and in an assortment of thicknesses. We have a huge selection of air cleaners by Edelbrock, Moroso, MR. Gasket, Transdapt, GM Performance, Proform and Billet Specialites! Fuel lines, fuel fittings, fuel pressure gauges and more! We have a complete line of electric fuel pumps from Edelbrock, Holley, Magnafuel, Proform, Mr. Gasket and Aeromotive! We carry all of the Holley and Edelbrock high performance mechanical fuel pumps. Check out our complete selection of Holley, Edelbrock, Demon and Proform carburetors. If you need an intake manifold we have all the Edelbrock, Weiand, Holley and Professional Products intakes. We welcome CANADIAN customers! For ordering information, click on "Canadian Order Info" at the top left side of this page. LOW COST SHIPPING! Just $12.95 to ship your entire order by U.P.S. ground within the continental United States. Purchase any quantity of items and you pay just $12.95 to have it shipped! The more you order, the more you save! (Orders to Hawaii, Puerto Rico, Virgin Islands, and some parts of Alaska will have additional shipping charges. Customers located in these areas will be emailed the shipping costs for approval before we ship the order.) We use Postal Priority for APO and FPO addresses only. Additional shipping charges may apply to these addresses.