The OEM bell housing frame mounts must be removed, and Southwest Speed side engine mounts, & automatic rear transmission crossmember must be installed for header clearance. These headers are Ground parallel with. 380" flanges on the cylinder head surface, and feature 1-7/8" Primary tubes with 3 collectors, complete with header bolts and gaskets and reducer bolts and gaskets.
Includes a pair of 3" to 2 1/2" reducers to complete the installation. Note: These headers will not work with manual transmissions due to clutch linkage issues.
34"-36" long primary tubes. 1 7/8" diameter primaries to the 3" diameter collectors. 3" diameter to 2 1/2" diameter reducers.
A Must for Big Block Chevy Engine Swaps. Great for Hot Rods, Rat Rods, Street Rods, & any Nostalgia Rod. Great Choice to replace cast iron exhaust manifolds. Enhances the looks of any rod.
Includes gaskets and mounting hardware. Painted Flat Black to resist early corrosion. Chevy with BBC 396-502 Cu.
Fits Big Block Chevy 396-502 Cu. Engines with standard exhaust pattern. Header Tube Type: Chassis Headers. Tube Outside Diameter: 1 7/8.Reducers: 3" to 2 1/2". Note: These headers will only fit automatic transmissions, and will not work with manual transmissions due to clutch linkage issues.
Will not fit if the engine is located more than 3/4 forward for firewall/HEI distributor clearance. These Headers are designed to fit cars using original GM # 3719487 V-8 manual pitman arm, and will not fit GM # 3709877 6 cylinder pitman arm number. Aftermarket pitman arms must be same configuration as OE for proper header fit. Works with Air Conditioning, Power Brakes, Power Steering, & Automatic Transmissions. Designed to work with Stock Steering, & 605 Power Steering boxes.
Original Bellhousing Frame Mounts must be removed. Will not work with 168 tooth flywheels.
Will not work with some after-market starters. Will not fit Tall-Deck Truck Blocks. These headers are painted with a high heat dull black paint. It will generally dull even more when the engine is started.
The header paint will smoke and let off an odor the first few times the engine is up to temperature and the black finish will become duller turning closer to gray in color. If exhaust temperatures are extreme at start the paint will blister and peel. Please refer to the header measurement chart below to make sure the header will fit your vehicle and application before ordering.Use care when trial fitting headers. Repack them well to prevent damage returning them to us. We also have these same headers available in. We also have thousands of other High Performance Parts in our store. We want you to have the parts as bad as you do. The item "NEW BIG BLOCK CHEVY CHASSIS HEADERS, 55-57 CHEVY, BBC 396-502CI, BLACK, ENGINE SWAP" is in sale since Thursday, July 6, 2017. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts\Exhaust\Exhaust Manifolds & Headers". The seller is "kratter" and is located in High Performance Parts. This item can be shipped to United States, Canada, United Kingdom, Australia, Mexico, Germany, Japan, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Greece, Portugal, Cyprus, Slovenia, China, Sweden, South Korea, Indonesia, Taiwan, South africa, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Austria, Bahamas, New Zealand, Philippines, Singapore, Switzerland, Norway, Saudi arabia, 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, Montserrat, Turks and caicos islands, Barbados, Bangladesh, Bermuda, Brunei darussalam, Bolivia, Ecuador, Egypt, French guiana, Guernsey, Gibraltar, Guadeloupe, Iceland, Jersey, Jordan, Cambodia, Liechtenstein, Sri lanka, Luxembourg, Monaco, Macao, Martinique, Maldives, Nicaragua, Oman, Peru, Pakistan, Paraguay, Reunion, Viet nam, Uruguay, Ukraine, Cayman islands.