Headers for SB Chevy 283-400 (outer gaskets) round port Header Flange HG9302 light-bars Neoprene layer offers great breathability

Neoprene layer offers great breathability and is water-resistant

and even emergency equipment

Choice of Throttle Body opening sizes of 92mm & 102mm are available Now Includes mounting provision for MAP sensor on rear of Intake plenum

6 V8 1977 - 1979 Chevrolet C10 305/5 V8 1969 - 1979 Chevrolet C10 Suburban 350/5

3 V12 1992 Jaguar XJS -/5

Headers for SB Chevy 283-400 (outer gaskets) round port Header Flange HG9302 light-bars Neoprene layer offers great breathabilityOverview: Header Flange Gasket Specs: Brand: Doug's Headers Prop 65 (C, R or CR): CR Prop 65 Yes No: Yes Title: Doug's Headers HG9302 SB Chevrolet 283 400 (outer gaskets) round port Header Flange Gaskets Part Number: HG9302 Emissions: This Product is Certified by the Manufacturer as being Non Emissions Related part per CARB and EPA regulations and therefore does not require emissions certification or CARB EO and is legal in all 50 states.