World Products 053040-2 Ford Windsor Sr. Complete Cylinder Heads

Jack Roush Racing Windsor SR Cylinder Head for 5.0 Ford Engines

Designed for maximum performance, the World’s Windsor SR cylinder head is built to deliver unparalleled power for 5.0 Ford engines. Engineered by Jack Roush Racing, this high-density cast iron head features large 200cc intake ports and 64cc exhaust ports, ensuring significant airflow improvements over stock OEM Ford heads. With its highly efficient combustion chamber design and larger valves, this head guarantees substantial bolt-on power while being 50-state emissions legal.

Key Features:

1.      High Performance Design: Optimized for airflow, the Windsor SR boasts 200cc intake and 64cc exhaust ports, surpassing the volume of any OEM Ford head.

2.      Efficient Combustion Chamber: Enhanced combustion chamber design contributes to increased horsepower and torque.

3.      Dual Valve Compatibility: Assembled with flat tappet springs, compatible with racing solid lifter camshafts and hydraulic roller camshafts (requires different springs for solid roller camshafts).

4.      Factory Replacement: 50-state emissions legal, offering a straightforward, powerful upgrade for factory cast iron heads.

Additional Specifications:

• Combustion Chamber Volume: 64cc
• Intake Runner: 200cc
• Exhaust Port Volume: 64cc
• Valve Specifications: Machined for 2.02" intake & 1.60" exhaust valves (11/32" stem)
• Valves: Manley stainless steel
• Valve Springs: 1.437" dual springs with max lift .600", seat pressure 130 lb. @ 1.825"
• Spark Plug Fitment: 14MM, .460" reach with 5/8" hex plugs, tapered seat

Recommended Gaskets & Installation Torque Specs:

• Head Gasket: Fel Pro 1011 or Speedway 344-1011
• Intake Gasket: Fel Pro 1262
• Exhaust Gasket: Fel Pro 1415 or Speedway 344-1415
• Torque Specs:
• 289-302 Upper row: 80 Ft Lbs., Lower row: 70 Ft Lbs.
• 351W All Bolts: 105 Ft Lbs.
• Rocker Arm Studs: 55 Ft Lbs. (use thread sealant)

Why Choose Windsor SR Cylinder Heads?

• Improved Performance: With larger intake and exhaust ports, these heads flow more air than stock Ford heads, boosting horsepower and torque.
• Better Combustion and Valve Design: They feature efficient combustion chambers and larger valves for increased engine power.
• Emissions Legal and Versatile: These heads are 50-state emissions legal and work with both flat tappet and hydraulic roller camshafts, offering flexibility for different builds..

Upgrade to Windsor SR cylinder heads and experience the difference in power and performance for your 5.0 Ford engine!

824-53040 Instructions(PDF)

• Intake Port Dimension 2.00" X 1.12"
• Exhaust Port Dimension 1.30" X 1.22" 

Head Flow @ .600" Lift

• 255 intake, 177 exhaust (Super Flow 1050)
• 272 intake, 191 exhaust (Super Flow 600)

All heads flowed with a standard .750" intake plate, without exhaust tube, and 28" of water.

Gaskets Recommended:

• Head Gasket: Fel Pro 1011 or Speedway 344-1011
• Intake Gasket: Fel Pro 1262
• Exhaust Gasket: Fel Pro 1415  or Speedway 344-1415

Heat Bolt Torque Specs:

• 289-302 Upper row 80 Ft Lbs, Lower row 70 Ft Lbs.
• 351W All Bolts 105 Ft Lbs.
• Rocker Arm Studs 55 Ft Lbs, Using Thread Sealent Upon Installation