FLOTEK 1200-HRAC-505S Features:

FLOTEK's 200cc small block as-cast ported chamber cylinder heads feature design by Jones Engineering, with 23-degree runners making impressive horsepower. Their power is ideal for street-strip usage and will post exceptional flow numbers right out of the box. The heads are available assembled or bare. Order the model with options recommended for your engine application. FLOTEK 200cc small block Chevy cylinder heads deliver the performance you're looking for!

• Single cylinder head
• Versatile 200cc intake ports
• 64cc combustion chamber
• Phosphorous bronze valve guides
• High-nickel valve seats
• Ends already milled and drilled for accessories

  Specifications:

  • Combustion Chamber Volume (cc): 64
  • Intake Runner Volume (cc): 200cc
  • Exhaust Runner Volume (cc): 78cc
  • Cylinder Head Style: Assembled
  • Cylinder Head Material: Cast Aluminum
  • Camshaft Style: Hydraulic Roller
  • Intake Port Shape: Rectangular
  • Intake Valve Diameter (in.): 2.050 in.
  • CNC-Machined Combustion Chamber: No
  • CNC-Machined Intake Runner: No
  • CNC-Machined Exhaust Runner: No
  • Intake Port Location: Standard
  • Exhaust Port Shape: Square
  • Exhaust Port Location: Standard
  • Spark Plug Style: Straight
  • Intake Valves Included: Yes
  • Exhaust Valves Included: Yes
  • Exhaust Valve Diameter (in.): 1.600 in.
  • Valve Springs Included: Yes
  • Maximum Valve Lift (in.): 0.650 in.
  • Outside Diameter of Outer Spring: 1.460 in.
  • Damper Spring Included: Yes
  • Number of Springs Per Valve: Dual
  • Retainers Included: Yes
  • Retainer Material: Chromoly Steel
  • Locks Included: Yes
  • Lock Style: 10 Degree
  • Valve Stem Seals Included: Yes
  • Valve Stem Seal Style: Positive Stop
  • Rocker Arm Studs Included: Yes
  • Rocker Arm Nut Thread Size: 7/16 in.-20
  • Rocker Arms Included: No
  • Rocker Arm Nuts Included: No
  • Guideplates Included: Yes
  • Guideplate Pushrod Size: 5/16 in.
  • Valve Cover Mounting Style: Center And Perimeter Bolt
  • Accessory Bolt Holes Drilled: Yes
  • Intake Valve Angle: 23
  • Exhaust Valve Angle: 23
  • Valve Guides Included: Yes
  • Valve Guide Material: Manganese Bronze
  • Valve Seats Machined: Yes
  • Valve Seat Machine Style: 3-Angle
  • Valve Seat Material: Powdered Metal
  • Cylinder Head Finish: Natural
  • Steam Holes Drilled: No
  • Oiling Style: Through Pushrod
  • Machined for O-Ring: No
  • Heat Crossover: No
  • Remanufactured: No
  • Quantity: Sold Individually

  Emissions Note:

  This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.

  CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART