FLOTEK BB Chevy 360cc Aluminum Cylinder Head Assembled 4704021-20 Fasteners weigh a total of

Fasteners weigh a total of 90 grams

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FLOTEK BB Chevy 360cc Aluminum Cylinder Head Assembled 4704021-20 Fasteners weigh a total ofProduct Description: Cylinder Head Assembled 2. 300 1. 880 in Valves 360 cc Intake 121 cc Chamber 1. 620 in Springs Aluminum Big Block Chevy Sold Individually Flo Tek manufactures aluminum cylinder heads for big block Chevys and small block Chevy and Fords. Each head comes preassembled with valves and springs.