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World Products Sportsman II Cast Iron Chevy SB Heads
World Products Cylinder heads are designed specifically for racing and high performance engines. They are loaded with performance and durability enhancing features which make them far superior to OE castings. World heads are mad in the USA, cast from special high density cast iron for increased strength and precision machined on dedicated CNC machining centers. Continuously improved since its 1987 introduction, the Sportsman II is still the industry's most popular cast iron performance head. Featuring 200cc intake runners and fast-burn chambers, they're good for 30-70 HP increase right out of the box. Other features include leak-free fully machined valve cover rails and universal end pads to accept all early and late model accessories. Available with 64cc or 72cc combustion chambers and straight or angled spark plug. World Sportsmand II heads carry C.A.R.B. EO #D-343-1 and are the Only 50-state legal cast iron hi-po heads.
Part Type: Cylinder Head
Application: Chevrolet Small Block
Cylinder Head Material: Cast Iron
Bare or Assembled: Bare
Combustion Chamber Size: 72cc
CNC Machined Combustion Chambers: No
Intake Valve Angle: 23
Exhaust Valve Angle: 23
Intake Port Volume: 200cc
CNC Machined Intake Port: No
Intake Port Flow: cfm @ ." Lift / 28"
Intake Port Location: Standard
Intake Port Shape: Rectangular
Intake Port Dimensions: 2.000" x 1.230"
Suggested Intake Gaskets: Fel-Pro 1205 or Equivalent
Exhaust Port Volume: 69cc
CNC Machined Exhaust Port: No
Exhaust Port Flow: cfm @ ." Lift/ 28"
Exhaust Port Location: Standard
Exhaust Port Shape: Square
Exhaust Port Dimensions: 1.350" x 1.230"
Suggested Exhaust Gaskets: Fel-Pro 1404 or Equivalent
Spark Plug Style: Straight
Suggested Spark Plug: .460" reach, 5/8" hex plug
Valve Guides: No
Valve Guide Spacing: 1.900" (Exhaust moved .040" from Intake)
Valve Stem Diameter: 11/32" (.3415")
Valve Seats: No
Valve Job: Multi-Angle
Intake Valve Diameter: 2.020"
Intake Valve Included: No
Exhaust Valve Diameter: 1.600"
Exhaust Valve Included: No
Suggested Valve Length:
Valve Spring Pockets:
Valve Springs Included: No
Valve Spring Application: NA
Valve Springs Retainers Included: No
Valve Locks Included: No
Valve Seals Included: No
Rocker Studs Included: No
Guide Plates Included: No
Valve Cover Mounting Style: Center Bolt and Perimeter
Steam Holes Drilled: No
Heat Crossover: No
Suggested Head Bolts: ARP 134-3601 or Equivalent
Suggested Head Studs: ARP 134-4001 or Equivalent
Suggested Stud Girdle: Power Products 43100K, Howards Cams HC90100, Jomar 1104
Head Bolt Torque with Oil: 70 ft./lbs.
Rocker Stud Torque with Oil: 45 ft./lbs.
Intake Bolt Torque with Oil:
Manufacturer: World Products
Manufacturer's Part Number: 012250
Weight:
Warranty: Race Application, No warranty expressed or implied
Quantity: Sold as Pair
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