180 theory is that if you get the 4 primary tubes to a collector at 180 degree intervals then you make collector as efficient as possible. Schoenfeld chevy 180 degree crossover headers are available to fit different chassis either offset or straight up models and include bolts and gaskets.
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Ls 180 degree headers. Sb chevy racing headers come with bolts gaskets and collectors. In addition to the added power of the 180 headers theres that distinctive soundoh the sound. Special warning regarding schoenfeld painted headers only. Take the ls1 firing order. So one collector needs 1 7 6 and 4. Turn up your speakers and listen to the c5 and ls powered off road monster with 180 degree headers its amazing how different a set of headers can make a car sound.
Get performance quality and value for your circle track racer from schoenfeld chevy 180 degree crossover headers. Schoenfeld 180 1 small block chevy 180 degree headers made by schoenfeld for as low as 27995. 1 34 primary 3 12 collector. And the other gets 8 2 5 and 3. Though the use of 180 degree headers is limited to a few mid engine low rpm cars or high budget builds with custom oil pans and bodywork you can still maximize your exhaust systems by properly engineering your exhaust manifold for your engine and application. Lower right door exit.