FLOTEK Jackal Cylinder Head - Assembled - 2.350 / 1.880 in Valves - 375 cc Intake - 127 cc Chamber - 1.620 in Springs - Big Block Chevy BR40096 87 in Extended

87 in Extended

Kits come complete with studs / washers / and hex nuts

1968-1968 Mercury Cyclone

A high flow #8 roll over vent is included

Pre-calibrated for no-hassle installation and tuning

FLOTEK Jackal Cylinder Head - Assembled - 2.350 / 1.880 in Valves - 375 cc Intake - 127 cc Chamber - 1.620 in Springs - Big Block Chevy BR40096 87 in ExtendedProduct Description: Cylinder Head Jackal Assembled 2. 350 1. 880 in Valves 375 cc Intake 127 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.