Flowmaster Scavenger Series Elite Header 1990-buick-skylark-esi1554623 75 in Bolt Pattern -

75 in Bolt Pattern - Aluminum - Matte Silver Paint Center - Machined Lip - Each

Hood Adjuster - Lightning Series - 5/16-18 in Thread - Aluminum / Stainless - Universal - Each

Catalytic Converter - OEM Grade - 3 in Inlet - 3 in Outlet - Round - 8

063 in Thick - Requires 1 or 1-3/8 in Spring - 90 Degree Angle - Right Hand - Steel - Cadmium - Set of 50

875 in OD - 13 in Long - 5/8-18 in Thread - Aluminum - Red Anodized - Universal - Each

Flowmaster Scavenger Series Elite Header 1990-buick-skylark-esi1554623 75 in Bolt Pattern -Notes: Will not fit Saginaw close ratio with 825 power steering box. Big block frame stands and motor mounts must be used to ensure proper engine location and header fit. Will fit Detroit Speed & Engineering front sub frames with rack and pinion steering. Does not fit with Powerglide transmission. Does not fit column shift automatic transmission in Camaro. This product is legal only for off highway use or racing use in California and or states that