For use with square bore style carbs. Provides standard bosses and tapped holes for street accessories such as A/C and alternator brackets.
No provision for manual choke or exhaust crossover and are not EGR equipped. These have the open air area under the carb pad to help keep fuel mixture cool and improve power. Ideal for everyday to high performance street applications, will produce power in the lower RPM range and not kill your bottom end like a single plane would. Produced from steel molds to reduce core shift, have all the major features found on the expensive ones such as 4 corner water outlets and nitrous bosses.Big savings when you don't need to pay for the name! 180° dual plane high rise design for outstanding power from 1500 to 6500 RPM. Cast-in bosses on intake runners, can be drilled and tapped for use with nitrous injectors. Square bore carb bolt pattern for the Holley 4150/4160 style carburetor. Ideal port position - allows custom porting for maximum power. Dual distributor hold-down provisions for extra protection against distributor rotation.
Accepts late-model water neck, air-conditioning, alternator, and HEI brackets. 2.09" x 1.25".
NOTE (1) - port is intentionally left small to allow for porting/gasket matching. To prevent any delays with your order you should watch for the following common issues. Addresses that only have a PO Box can cause long delays and almost always result with having to credit/cancel the order in the end. If the ord er requires multiple packages someone will need to sign for each one.
Some items are not combined due to size or weight such as crankshafts, torque converters, radiators, cylinder heads, etc. Powered by SixBit's eCommerce Solution.The item "55-86 SBC Chevy Black Aluminum Dual Plane Air Gap Intake 305 327 350 400" is in sale since Thursday, January 25, 2018. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts\Air Intake & Fuel Delivery\Intake Manifold". The seller is "kmjperformance" and is located in Story City, Iowa. This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, China, Sweden, South Korea, Indonesia, Taiwan, South africa, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Bahamas, Israel, Mexico, New Zealand, Philippines, Singapore, Switzerland, Norway, Saudi arabia, Ukraine, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Malaysia, Brazil, Chile, Colombia, Costa rica, Panama, Trinidad and tobago, Guatemala, Honduras, Jamaica, Antigua and barbuda, Aruba, Belize, Dominica, Grenada, Saint kitts and nevis, Saint lucia, Turks and caicos islands, Barbados, Brunei darussalam, Bolivia, Ecuador, Egypt, Guadeloupe, Iceland, Jordan, Cambodia, Cayman islands, Sri lanka, Luxembourg, Martinique, Nicaragua, Oman, Peru, Paraguay, Reunion, Viet nam, Uruguay.