Exhaust Manifold For 1965-1974 Chevy SBC 265-400 Including D-port ZZ-4 Style Heads (not LT-1) V8

<p>KSP Exhaust Pipes enhance your Chevy's engine performance and sound. By installing KSP Performance's Exhaust Header, you'll experience increased horsepower and a superior exhaust note. It's user-friendly and convenient with a direct bolt-on design requiring no modifications. </p> <p>Fitment: </p> <p>Chevy 265-400 C.i. with Standard Or Vortec Heads Including D-port ZZ-4 Style Heads (not LT-1) </p> <p>Specification: </p> <p>Brand Name: KSP </p> <p>Certificate: ISO9001:2000 </p> <p>Application: Automobile Exhaust Header </p> <p>Material: Stainless Steel </p> <p>Surface: Mirror Polish </p> <p>Collector Diameter: 3.5 </p> <p>1-5/8" primary </p> <p>Includes flange to connect 2” exhaust pipe </p>