Side mount systems are complete with headers and side tubes. Slip-in mufflers can be ordered separately. Super Competition headers are designed to use with under-car exhaust systems. Both systems feature four-into-one styling. Applications are for any combination of air conditioning, power steering or brakes, and manual or automatic transmissions. Header sets include header gaskets, header bolts, and instructions. Some systems may not be legal for street use in some states-check state laws before installing.
Installation of headers on small block applications require the use of #323904 alternator bracket set.
Installation of headers on air conditioning equipped small block applications up to 1978 with long style compressors require the use of #323911 compressor bracket.
Doug's thick 3/8 inch flanges and heavy 16-gauge tubing ensure peak performance and long life. Featuring a 2 1/8 inch primary tube diameter. Matching 4-inch side tubes bolt to existing holes.
For more info