Holley Street Avenger 870 cfm carburetor is wet flow tested by skilled Holley craftsment. 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 870 cfm Street Avenger Holley carburetor is designed for "square bore" intakes such as Edelbrock, Offenhauser, Weiand and Holley. GM Quadrajet intakes require a carburetor adapter. The 870 cfm Street Avenger Holley 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. The 870 cfm Holley Street Avenger carburetor has adjustable air-fuel idle for smoother idle qualties. Installation instructions and hardware included. Brand new, no rebuilts! HOLLEY 0-80870 870 CFM Street Avenger carburetor Holley 0-80870 street avenger Order quickly and easily over the internet on our secure YAHOO! system 24 hours per day or talk to a real, live sales person at 419-331-2470 during our business hours. WE TAKE ORDERS to CANADA. For ordering information, click on "Orders to Canada" 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 shipping added due to having to be shipped by air freight. Customers from these states 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 APO or FPO addresses. Payment Methods: CREDIT cards or DEBIT cards VISA, MASTERCARD, DISCOVER, AMERICAN EXPRESS, MONEY ORDERS.