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WINDSOR JR. Iron Heads
World Products' Small Block Ford Iron Heads

When it comes to high performance replacements for factory cast iron heads, World’s WINDSOR JR. has the market covered with 180cc intake runners, plus the 64cc exhausts ports are substantially larger than OEM Ford heads. Add a highly efficient combustion chamber design and larger valves and you have big bolt-on power. These heads are also 50-State emissions legal factory replacements.The WINDSOR series of heads are the cost-effective choice for serious power from your 302!



TECHNICAL SPECS

Casting ID Number: I-056

Material: High density cast iron
Valve Seats: Intake (integral), exhaust (hardened)
Valve Guides: Integral cast iron
Spring Seats: Machined for 1.560" and 1.250"
Valves: Manley stainless steel valves in assemblies (inconel exhaust valves on marine applications)
Valve Diameter: 1.940" intake, 1.600" exhaust (11/32" stem)
Guide Plates: Not Included
Rocker Arm Studs: Not Included
Rocker Arms: Adjustable rockers recommended. 1.6 ratio (use of 1.73 ratio will require elongation of pushrod holes)
Intake Runner: 180cc, standard port location
Exhaust Ports: 64cc, standard location (dual exhaust bolt pattern to accommodate large custom headers)
Combustion Chamber: 58cc
Spark Plug: 14mm 5/8" .460" reach tapered style, Accel 276 or 276S or equivalent
Valve Job: Multi-angle intake and radiused exhaust
Valve Cover Rail: Raised
Valve Angle: Stock 20°
Accessory Bolt Holes: Stock
50-State Emissions legal



053030 World Products Windsor Jr. 180cc Iron Head Flow Data

Valve Lift--.300 --.400 --.500 --.600 --.700 --.800
1.940 ------- 167 -- 203 -- 231 -- 246 -- 248 -- 248
1.600 ------- 117 -- 141 -- 157 -- 168 -- 175 -- 178

Methods used: Superflow 600, Flowed at 28" with a bowl blend 1" down, 1" radiused entry plate on the intake port, No exhaust tube, Using Manley RaceMaster valves.


WINDSOR JR IRON
HEAD ASSEMBLY BUYING GUIDE

Use this guide to match your Cam Spring Specs to our Assembled Heads & choose which assembly you need from the choices below. Please Note: Bare Heads contain no Valves.

-1 Assembled Heads: Hydraulic Flat Tappet Cam
1.250": 110 lbs. @ 1.700", 300 lbs. @ 1.250", coil bind @ 1.160"
MAX LIFT @ .500"


-2 Assembled Heads: Mech. Flat Tappet or Hydraulic Roller Cam
1.440": 135 lbs. @ 1.800", 320 lbs. @ 1.200", coil bind @ 1.125"
MAX LIFT @ .600"


-3 Assembled Heads: Solid Roller Cam
1.540": 190 lbs. @ 1.900", 450 lbs. @ 1.300", coil bind @ 1.200"
MAX LIFT @ .660"

WINDSOR JR. Iron Heads
WINDSOR JR. Iron Heads WINDSOR JR. Iron Heads WINDSOR JR. Iron Heads
WINDSOR JR. Iron Heads WINDSOR JR. Iron Heads WINDSOR JR. Iron Heads
 
 
product variations
 
053030 WINDSOR JR. SBF Iron Head
180cc Intake, 58cc Chamber
Choose Bare or Assembled
TO PURCHASE: Please "click" the small box to the right of the "BUY NOW" button first.
$414.82
Quantity 
 
 
 
53030-1 Windsor Jr. SBF Assembled Iron Head
180cc Intake, 58cc Chamber
For hydraulic flat tappet cams, w/ 1.250" spring assy
TO PURCHASE: Please "click" the small box to the right of the "BUY NOW" button first.
$629.14
Quantity 
 
 
 
53030-2 Windsor Jr. SBF Assembled Iron Head
180cc Intake, 58cc chambers
For mechanical flat tappet and hydraulic roller cams, w/ 1.437" spring assy.
TO PURCHASE: Please "click" the small box to the right of the "BUY NOW" button first.
$662.09
Quantity 
 
 
 
53030-3 Windsor Jr. SBF Assembled Iron Head
180cc Intake, 58cc chambers
For solid roller cams, w/ 1.550" spring assy.
TO PURCHASE: Please "click" the small box to the right of the "BUY NOW" button first.
$710.54
Quantity 
 
 
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