Sportsman II 64cc Angled 200 Iron Cylinder Heads Street

Description

Has fully machined rocker cover rails, Has 200cc intake and 69cc exhaust ports, These cylinder heads offer 30-70 horsepower gains over OEM cast iron heads, Has a higher, wider, raised roof intake runner with improved short turn radius, Intake valve diameter measures 2.020" and the exhaust valve diameter measures 1.600"
Sportsman II 64cc Angled 200 Iron Cylinder Heads Street
Sku # 8241112-STRT
Mfr. Part # 8241112-STRT
Condition
New
Brand
World Products
Sold
Pair
Details
Notes
Recommended spark plug is a 14mm-5/8", .460" reach with a tapered seat.
Head Flow
@ .600 Lift
245 intake, 165 exhaust (Super Flow 1050)
260 intake, 176 exhaust (Super Flow 600)
All heads flowed with a standard .750" intake plate, without exhaust tube, and 28" of water.
Info
The industry’s most popular true high performance cast iron cylinder head has been continuously improved since its introduction over 20 years ago. With 200cc intake and 69cc exhaust ports, World’s Sportsman II cylinder heads offer 30-70 horsepower gains over OEM cast iron heads, yet are 50-state emissions legal.
Bolt on from 30 to 70 additional H.P. (Dyno Proven)
Combustion chambers available in 64cc
Available with either angle, or straight spark plugs
200cc intake runners
Fully machined rocker cover rails
Higher, wider, raised roof intake runner with improved short turn radius
Sportsman II Application Chart
(GIF)
Please specify cam lift in comments section when ordering heads.
Assembled heads are built to order.
Item Details
Angle Plug, 64cc Chambers
Wissota Approved #1115
Specs
Casting ID Number: I-037
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"
Valve Diameter: 2.020"" intake, 1.600" exhaust (11/32" stem)
Rocker Arm Studs: Screw-in style
Rocker Arms: 1.5 ratio (use of 1.6 ratio will require elongation of pushrod holes)
Intake Runner: 200cc, standard port location
Exhaust Ports: 69cc, standard location
Combustion Chamber: 64cc, straight or angled plug orientation
Spark Plug: 14mm 5/8" .460" reach tapered style
Valve Job: Multi-angle intake and radiused exhaust
Valve Cover Rail: Raised w/ perimeter and center bolt pattern
Valve Angle: Stock 23°
Accessory Bolt Holes: Stock
Charts
(PDF)
Specs
Sold in Quantity
Pair
Finish
Natural
Cylinder Head Style
Assembled
Spark Plug Style
Angle
Material Type
Cast Iron
Combustion Chamber Volume
64cc
Intake Port Shape
Rectangle
Exhaust Port Shape
Square
Intake Valve Diameter
2.055
Exhaust Valve Diameter
1.600
Intake Runner Volume Range
200cc - 209cc
Exhaust Runner Volume Range
60cc - 69cc
Combustion Chamber Volume Range
60cc - 69cc
Exhaust Runner Volume
69cc
Intake Runner Volume
200cc
Reviews
i would buy this again
Rated
by RCM on June 12, 2017
Summary:
they are cylinder heads
Pros:
Easy To Set Up
Increases Efficiency
Rugged Construction
Yes, I recommend this product.
best purchase so far
Rated
by stealthy on August 18, 2015
Summary:
These are a great out of the box bolt on horsepower, with lots of room for improvement! Also have a set of world s/r heads. I ha e been very pleased with world product heads!
Yes, I recommend this product.
Related Items / Suggested Parts
Dart 10310010P Iron Eagle Bare Chevy Cylinder Head, Angle, 200cc/64cc
Dart Iron Eagle Assembled Chevy Heads, Angle Plug, 200cc/64cc
World Sportsman II Small Block Chevy Iron Heads, Straight Plug
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Speedway Motors is America’s Oldest Speed Shop® and has been a trusted source for specialty rodding and racing products and friendly expert advice for more than 69 years. Founded in 1952 by “Speedy” Bill Smith – a racer and street rodder himself – Speedway has grown from a one-man operation to become the world’s largest manufacturer, distributor and retailer of street rod and racing products. Our industry-leading fast delivery is the result of same-day shipping from our state-of-the-art, centrally located 500,000 sq. ft. headquarters. Speedway’s size offers customers unmatched product selection and low pricing, while our excellent technical support and customer service have made us a recognized leader in the rodding and racing industries.
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