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$459.99
Flo-Tek 203-5052 Assembled S/B Ford Aluminum Cylinder Head
Flo-Tek 203-5052 Assembled S/B Ford Aluminum Cylinder Head

Flo-Tek 203-5052 Assembled S/B Ford Aluminum Cylinder Head

Assembled Cylinder Head Style, Aluminum, 50cc - 59cc Combustion Chamber Volume Range

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Flo-Tek 203-5052 Assembled S/B Ford Aluminum Cylinder Head
Flo-Tek 203-5052 Assembled S/B Ford Aluminum Cylinder Head
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Part # 7223202
$459.99
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Important Messages:

  • Get FREE shipping when your order includes this item and exceeds $99! Ground shipping only in the contiguous US.

Details

Cylinder Head Style:
Assembled
Material Type:
Aluminum
Combustion Chamber Volume:
58cc
Combustion Chamber Volume Range:
50cc - 59cc
Intake Valve Diameter:
2.02"
Intake Valves Included:
Yes
Exhaust Valve Diameter:
1.55"
Exhaust Valves Included:
Yes
Valve Spring Included:
Yes
Valve Guide Material:
Manganese Bronze
Rocker Arms Included:
Yes
Stud Diameter:
1.375"

Info

You don't need to spend a fortune to get a top-performing, lightweight aluminum cylinder head for your small-block Ford V8. The RPM range for this head is idle-5500. This Flo-Tek head cannot be used with stock pushrods.

  • Works on 289,302, 351W
  • Idle-5500 RPM range
  • 2.02 Intake Valve
  • Sold each

Details

  • Head Bolt Torque 50-65-80 Ft-Lb, 75 Ft-Lb on Bottom (Permatex#80631)
  • Rocker Stud Torque 45- 50Ft-Lb
  • Intake Port Gasket Fel Pro 1262
  • Exhaust Port Gasket Fel Pro 1487, MS15129Y
  • Head Gasket Fel Pro 1011-1 or 1011-2, M6051-050
  • Head Bolts & Studs ARP154-3605 (302), ARP154-3603 (351W), ARP254-3708
  • Head Bolt Washers EDL 9680 (302)
  • Suggested Manifold Performer RPM or Weiand Street Warrior
  • Spark Plug Starting Range NGK R5671A/4091, AGSF-32C or Equivalent (hotter or colder) 
  • Intake Port Volume 180cc
  • Exhaust Port Volume 62cc
  • Combustion Chambers 58cc
  • Max Spring Pocket Diameter 1.685”
  • Rocker Arms Blumax SBF Aluminum, 1.5:1 3/8 Stud, Must have clearance for Retainers
  • Intake Valve 1.94 or 2.02
  • Exhaust Valve 1.55
  • Valve Spring FT CL 120# @ 1.800, OP#290@1.20? C/Bind- 1.160
  • Valve Spring CL 130# @ 1.75, OP 310# @ 1.25, C/Bind- 1.160
  • Retainers 7 Degree Chrome Moly Retainer
  • Valve Locks 7 Degree Chrome Moly Locks
  • Rocker Stud 3/8” Chrome Moly Rocker Stud, 7/16” avail.
  • Guideplate Hardened Steel FLOTEK Two-piece adjustable Guideplate
  • Valve Seals Viton Positive Seals
  • Spring Cup Hardened Steel Cups
  • Intake Valve Seat Cast Alloy
  • Exhaust Valve Seat Cast Alloy
  • Bronze Valve Guides Manganese Bronze

Weight

  • Small Block Ford Bare 18.6 Pounds
  • Small Block Ford Assembled 24.4 Pounds
  • Length 22”
  • Width 7”
  • Height 8.5”

 

Some parts are not legal for use in California or other states with similar laws/regulations

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