Products to Compare (max of 3)
X
Compare These Parts
Talk to the Experts. Call 800.979.0122, 7am-10pm, everyday.
Since 1952
in
in
Talk to the Experts. Call 800.979.0122
Shop By
Support
Account
Street Race Truck More... The Toolbox
Add to Cart
$854.99
Sportsman II 64cc Straight 200 Iron Cylinder Heads Bare
World Sportsman II Small Block Chevy Iron Heads, Straight Plug

Sportsman II 64cc Straight 200 Iron Cylinder Heads Bare

Chevy Small Block V8, Cast Iron, Natural, 64cc Combustion Chamber Volume

3 Reviews | 16 Answered Questions
In Stock
Ships FREE
STORE PICKUP
Availability
Store Pickup Availability
X
Lincoln, NE -
Limited Qty
Phoenix, AZ -
Select your vehicle to verify fitment.
Select Vehicle
World Sportsman II Small Block Chevy Iron Heads, Straight Plug
World Sportsman II Small Block Chevy Iron Heads, Straight Plug
Sportsman II 64cc Straight 200 Iron Cylinder Heads Bare
X
World Sportsman II Small Block Chevy Iron Heads, Straight Plug
Zoomed In Image
Part # 8241122-BARE
$854.99
pair
Call to Order
Add to Buildlist
Compare
Details
What's In The Kit
Reviews
Q&A
Videos & Articles
  • Combustion chambers available in 64cc
  • The rocker cover rails are fully machined
  • Available with either angle, or straight spark plugs
  • Engineered to provide 30-70 horsepower gains over OEM heads
  • Features a higher, wider, raised roof intake runner with improved short turn radius

Build Your Kit

You're almost there! This kit has an option or two for you to select. Let us know which options you want for your new kit.
Next
Add to Cart

Details

Cylinder Head Style:
Bare
Material Type:
Cast Iron
Finish:
Natural
Combustion Chamber Volume:
64cc
Intake Runner Volume:
200cc
Exhaust Runner Volume:
69cc
Combustion Chamber Volume Range:
60cc - 69cc
Intake Runner Volume Range:
200cc - 209cc
Exhaust Runner Volume Range:
60cc - 69cc
Spark Plug Style:
Straight
Sold in Quantity:
Pair

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 heads offer 30-70 horsepower gains over OEM 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
  • 50-State Emissions legal
  • Recommended spark plug is a 14mm-5/8", .460" reach with a tapered seat
  • STRT assembly: Valve springs suitable for Hydraulic lifter cams up to 0.550" lift (includes spring # 180-671515)
  • FLAT assembly: Valve springs suitable for Solid lifter cams up to 0.650 lift (includes spring # 915-99893)
  • RACE assembly: Valve springs suitable for Solid Roller cams up to 0.680" lift (includes spring # 915-99876)

Sportsman II Application Chart (GIF)

Please specify cam lift in comments section when ordering heads.

Assembled heads are built to order. 

Item Details

Straight Plug, 64cc Chambers

Notes

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.

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

824-1112 Instructions (PDF)

Important Messages

  • Get FREE shipping when your order includes this item and exceeds $99! Ground shipping only in the contiguous US.
Some parts are not legal for use in California or other states with similar laws/regulations

Related Products

What's In The Kit

Each kit from Speedway Motors is carefully packaged and delivered right to your door. Below is a list of all the items you should expect to receive when you order this kit. Some of these items may also be available for sale individually if you're here looking for replacement parts.
  • World Sportsman 200 Bare Iron Head, 64cc, Straight Plug
    Qty x 2

More Like This

Reviews

Q & A

Videos & Articles

You May Also Like

Error
X
Note
X
Ok