Cylinder Head Specifications: Combustion chamber volume: 64cc; Intake runner volume: 210cc; Exhaust runner volume: 75cc; Intake valve diameter: 2.08"; Exhaust valve diameter: 1.60"; Valve stem diameter: 11/32"; Valve guides: Maganese Bronze; Deck thickness: 9/16"; Valve spring diameter: 1.46"; Valve spring maximum lift: .575"(5085) / .650"(5087); Rocker stud: 3/8"; Guideplate: Hardened steel; Pushrod diameter: 5/16"; Valve angle: 23°; Exhaust port location: N/A; Spark plug fitment: 14mm x .750 reach, gasket seat * Recommended spark plugs are Champion RC12YC or equivalent 14mm x 3/4" reach with flat gasket seat. Requires hardened pushrods. Edelbrock recommends Fel-Pro #1206 intake gaskets for use with E-210 cylinder heads.
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