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World Products Sportsman II Cast Iron Chevy SB Heads
Designed for use in racing applications where cast iron Head are mandated or for larger displacement small block street-type engines, World’s 220cc intake Motown Head are the Ultimate cast iron SBC head. Employing big 2.080” diameter intake valves and a highly efficient combustion chamber, the Motown head provides significant power increases over other Head on the market. They are ideally suited for use on small block Chevy engines of 383” or larger displacements 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.
Stage 3 Assemblies Include: #3808 10° moly retainers, #98643 .750" Lift Pro-Alloy valve springs, 2.020"/1.600" stainless steel Severe Application, chrome stem, hardened tip race valves, guide plates, 3/8" or 7/16" ARP screw-in studs, #611-16 10 deg. locks and VTO Super Seals.
*Fully Assembled and Blueprinted by Competition Products*
Part Type: Cylinder Head
Application: Chevrolet Small Block
Cylinder Head Material: Cast Iron
Bare or Assembled: Assembled (by Competition Products)
Combustion Chamber Size: 64cc
CNC Machined Combustion Chambers: No
Intake Valve Angle: 23
Exhaust Valve Angle: 23
Intake Port Volume: 220cc
CNC Machined Intake Port: No
Intake Port Flow: 278cfm @ .700" Lift / 28"
Intake Port Location: Standard
Intake Port Shape: Rectangular
Intake Port Dimensions: " x "
Suggested Intake Gaskets:
Exhaust Port Volume: 70cc
CNC Machined Exhaust Port: No
Exhaust Port Flow: cfm 202 @ .700" Lift/ 28"
Exhaust Port Location: Standard
Exhaust Port Shape: Square
Exhaust Port Dimensions: " x "
Suggested Exhaust Gaskets:
Spark Plug Style: Angled
Suggested Spark Plug: .460" reach, 5/8" hex plug
Valve Guides: Yes
Valve Guide Spacing: 1.900" (Exhaust moved .040" from Intake)
Valve Stem Diameter: 11/32" (.3415")
Valve Seats: Yes
Valve Job: Multi-Angle
Intake Valve Diameter: 2.080"
Intake Valve Included: Yes
Exhaust Valve Diameter: 1.600"
Exhaust Valve Included: Yes
Suggested Valve Length:
Valve Spring Pockets:
Valve Springs Included: Yes, 1.550" Dual
Valve Spring Application: Mechanical Roller, 230lbs. Seat, 550lbs. Open, .750" Max Lift
Valve Springs Retainers Included: Yes
Valve Locks Included: Yes (10 Degree)
Valve Seals Included: Yes
Rocker Studs Included: Yes (3/8" or 7/16")
Guide Plates Included: Yes
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: 014150 Assembled by Competition Products
Weight:
Warranty: Race Application, No warranty expressed or implied
Quantity: Sold as Pair
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