Ford Performance Super Cobra Jet Cylinder Head 2.200" Intake Valve 72cc Combustion Chamber M-6049-SCJB

Ford Performance Super Cobra Jet Cylinder Head M-6049-SCJB

The Ford Performance Super Cobra Jet Cylinder Head M-6049-SCJB is engineered for 429 and 460 cubic inch engines, excluding the BOSS 429. It features revised valve angles and locations to reduce cylinder wall shrouding and improve airflow, along with combustion chambers designed to accommodate centrally located valves. This design allows for the use of standard 429 Cobra Jet intake and exhaust manifolds, as well as the production Ford 429/460 valve cover bolt pattern.

• Compatible with 429 and 460 cubic inch engines (excluding BOSS 429)
• Revised valve angles and locations to reduce cylinder wall shrouding and improve airflow
• Combustion chambers designed to accommodate centrally located valves
• Standard 429 Cobra Jet intake and exhaust manifolds bolt on
• Production Ford 429/460 valve cover bolt pattern

• Intake Valve Diameter: 2.200 inches
• Exhaust Valve Diameter: 1.76 inches
• Flow Rates: Approximately 330 CFM intake and 225 CFM exhaust
• Combustion Chamber Volume: 72 cc
• Intake Runner Volume: 290 cc
• Exhaust Runner Volume: 148 cc
• Valve Spring Specifications: Closed seat pressure 240 lbs at 1.900 inches; Open seat pressure 625 lbs at 1.200 inches; Maximum lift 0.650 inches
• Machined 10-degree locks and steel valve spring retainers
• Compatible with Motorcraft AGSP series spark plugs
• Note: New intake valve notches are required when replacing Ford Performance or production 429 Cobra Jet heads
• Recommended Gaskets: Felpro® exhaust gasket part number 1420 and Felpro® intake gasket part number 1231