Edelbrock 50169: Performer Jeep 4.0L I6 Aluminum Cylinder Head
Performer Jeep 4.0L I6 Cylinder Heads
Aluminum Cylinder Head 1987-2006 4.0L Jeeps & 1976-1990 AMC 4.2L Springs for Flat Tappet Camshaft Port Volume: 144cc/77cc Valve Size: 1.91" Intake / 1.50" Exhaust 55cc Combustion Chambers Max Lift: .540'' Assembled