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Cylinder Heads
Cylinder Head, 320cc, Aluminum, Bare, Chevrolet, Big Block Mark IV, Each
Part Number: FLK-306-500
Not Yet Reviewed
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Cylinder Head, Jailbird 390cc, CNC Machined, Aluminum, Bare, Chevrolet, Big Block Mark IV, Each
Part Number: FLK-390-500
Not Yet Reviewed
Estimated Ship Date: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 2026 if ordered today
Cylinder Head, 320cc, Solid Roller, Aluminum, Assembled, 0.750 in. Lift, Chevrolet, Big Block Mark IV, Each
Part Number: FLK-305-6058
Not Yet Reviewed
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Cylinder Head, Jailbird 390cc, CNC Machined, Aluminum, Bowl Blended, Bare, Chevrolet, Big Block Mark IV, Each
Part Number: FLK-390-500BB
Not Yet Reviewed
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Cylinder Head, 320cc, Solid Roller, Aluminum, Assembled, 0.850 in. Lift, Chevrolet, Big Block Mark IV, Each
Part Number: FLK-305-5059
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
FLOTEK 320cc Big Block Chevy Cylinder Heads 306-500
Not Yet Reviewed
Estimated Ship Date: Monday 3/16/2026
Cylinder Head, Jailbird 390cc, Solid Roller, CNC Machined, Aluminum, Assembled, 0.850 in. Lift, Chevrolet, Big Block Mark IV, Each
Part Number: FLK-390-5058
Not Yet Reviewed
Estimated Ship Date: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 2026 if ordered today
Cylinder Head, Jailbird 390cc, Solid Roller, CNC Machined, Aluminum, Bowl Blended, Assembled, 0.850 in. Lift, Chevrolet, Big Block Mark IV, Each
Part Number: FLK-390-5058BB
Not Yet Reviewed
Estimated Ship Date: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 2026 if ordered today
Cylinder Head, Jailbird 390cc, Solid Roller, CNC Machined, Aluminum, Assembled, 0.900 in. Lift, Chevrolet, Big Block Mark IV, Each
Part Number: FLK-390-5059
Not Yet Reviewed
Estimated Ship Date: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 2026 if ordered today
Cylinder Head, Jailbird 390cc, Solid Roller, CNC Machined, Aluminum, Bowl Blended, Assembled, 0.900 in. Lift, Chevrolet, Big Block Mark IV, Each
Part Number: FLK-390-5059BB
Not Yet Reviewed
Estimated Ship Date: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 2026 if ordered today
Cylinder Head, Jailbird 390cc, Solid Roller, CNC Machined, Aluminum, Assembled, 0.950 in. Lift, Chevrolet, Big Block Mark IV, Each
Part Number: FLK-390-5060
Not Yet Reviewed
Estimated Ship Date: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 2026 if ordered today
Cylinder Head, Jailbird 390cc, Solid Roller, CNC Machined, Aluminum, Bowl Blended, Assembled, 0.950 in. Lift, Chevrolet, Big Block Mark IV, Each
Part Number: FLK-390-5060BB
Not Yet Reviewed
Estimated Ship Date: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 2026 if ordered today
