world cylinder head, windsor sr., cast iron, bare, 64cc chamber, 200cc intake runner, for ford, 289, 302, 351w, each

World Products 053040 – Cylinder Head Cast Iron Ford Small Block WINDSOR SR. 200cc 64cc 20Degree 2.020″ x 1.600″, Bare Castings

When it comes to high performance replacements for factory cast iron Head, World’s WINDSOR SR. boasting 200cc ports, plus 64cc exhausts ports that are substantially larger than OEM Ford Head. Add a highly efficient combustion chamber design and larger valves and you have big bolt-on power. These Head are also 50-State emissions legal factory replacements. The WINDSOR series of Head are the cost-effective choice for serious power from your 302/351! 

TECHNICAL SPECS

• Casting ID Number: I-061


• Material: High density cast iron   


• Valve Seats: Intake (integral), exhaust (hardened)   


• Valve Guides: Integral cast iron


• Spring Seats: Machined for 1.560″


• Valves: ERSON stainless steel valves in assemblies   


• Valve Diameter: 2.020″ intake, 1.600″ exhaust   (11/32″ stem)   


• Rocker Arms: 1.6 ratio (1.73 ratio may require elongation of pushrod holes)


• Intake Runner: 200cc, standard port location   


• Exhaust Ports: 64cc Dual bolt pattern to accommodate large custom headers


• Combustion Chamber: 64cc   


• Spark Plug: 14mm 5/8″.460″ reach tapered style. EX. ACCEL 276 or 276S   


• Valve Job: Multi-angle intake and radius exhaust   


• Valve Cover Rail: Raised w/ perimeter


• Valve Angle: Stock 20°   


• Accessory Bolt Holes: Stock 


• Guide Plates: Not Included


• Rocker Arm Studs: Not Included   

World Products WINDSOR SR 200cc Iron Head Flow Data

Valve Lift–.300 –.400 –.500 –.600 –.700 –.800 

2.020 —-   184 — 226 — 257 — 264 — 268 — 268 

1.600 —-   148 — 174 — 181 — 183 — 185 — 186