63-66 A Body - 1-5/8 x 1-3/4" STEP HEADERS - Ceramic coated

Fits: 63-66 A Body

New headers - May have shipping scratches in headers

HEADER FEATURES

• 1-5/8" O.D. Primary Tubes, steps up to 1-3/4" O.D. Secondary Tubes

• 3.0" Collectors

• 3/8" thick Flanges, laser-cut, contoured for a leak free fit

• Step design: Provides low-end response and top-end horsepower gain

• Under chassis design: Above the steering center link design offers maximum header to ground clearance

• Full-length header design: Proven power gain vs. Shorty header designs

• Recommended Horsepower: 320-575

• Header Material: Constructed of 16 gauge mild steel tubing. Mandrel bent on sophisticated computer controlled bending machines for precise fit and uninterrupted exhaust flow. The mandrel bending process maintains a constant inside diameter of the tube for a smoother finish with no restriction of flow and no crimping of the tubes.