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FLOTEK 180cc Small Block Ford Cylinder Heads 203-500 Head, 180cc, Bare, Aluminum, Natural, Ford, Windsor, Each

SKU: FLK203-500

Cylinder Heads

FLOTEK 180cc Small Block Ford Cylinder Heads 203-500 Head, 180cc, Bare, Aluminum, Natural, Ford, Windsor, Each

SKU: FLK203-500

Cylinder Heads
A$1,074.83
LOW STOCK! Est Ship 4-7 days. HURRY! LOW STOCK. This item is in limited stock at one of our distribution centres. The ETA is the approximate time required to prepare your order for dispatch.
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Description

IMPORTANT NOTICE: Thermactor plugs not included (TFS-51400265) Will not accept stock pushrods.

FLOTEK 180cc small block Ford cylinder heads feature as-cast ports, up to 0.550 in. lift, and are designed for entry-level street performance applications operating in the idle-to-5500 rpm range. They come fully assembled and ready for a bolt-in installation; bare models are also available. Replace your stock heads with high performance FLOTEK 180cc small block Ford cylinder heads. Order the model recommended for your engine application.

Additional notes:

* This item is not sold as a pair; this is a single cylinder head
* Available for 289, 302, and 351W engines
* Will not accept stock pushrods
* Thermactor plugs (EGR) not included (Trick Flow® small block Ford thermactor inserts recommended)
* PAC, Manley, Comp Cam springs, and custom builds available

Part Type

SBF 180cc Alum Cyl Head 58cc 1.94/1.55 Bare

Data: v4.2 - Upd: 2026-09-29 00:35:44

Specifications

Product Attributes - Brand
Flotek
Product Attributes - Manufacturer's Part Number
203-500
Product Attributes - Part Type
Cylinder Heads
Product Attributes - Product Line
FLOTEK 180cc Small Block Ford Cylinder Heads
Product Attributes - UPC
850134007051
Product Attributes - Combustion Chamber Volume (cc)
58
Product Attributes - Intake Runner Volume (cc)
180cc
Product Attributes - Exhaust Runner Volume (cc)
62cc
Product Attributes - Cylinder Head Style
Bare
Product Attributes - Cylinder Head Material
Cast aluminum
Product Attributes - Intake Port Shape
Rectangular
Product Attributes - Intake Valve Diameter (in.)
1.940 in.
Product Attributes - CNC-Machined Combustion Chamber
No
Product Attributes - CNC-Machined Intake Runner
No
Product Attributes - CNC-Machined Exhaust Runner
No
Product Attributes - Intake Port Location
Standard
Product Attributes - Exhaust Port Shape
Square
Product Attributes - Exhaust Port Location
Standard
Product Attributes - Intake Valves Included
No
Product Attributes - Exhaust Valves Included
No
Product Attributes - Exhaust Valve Diameter (in.)
1.550 in.
Product Attributes - Valve Springs Included
No
Product Attributes - Maximum Valve Lift (in.)
0.550 in.
Product Attributes - Damper Spring Included
No
Product Attributes - Retainers Included
No
Product Attributes - Locks Included
No
Product Attributes - Valve Stem Seals Included
No
Product Attributes - Rocker Arm Studs Included
No
Product Attributes - Rocker Arms Included
No
Product Attributes - Rocker Arm Nuts Included
No
Product Attributes - Guideplates Included
No
Product Attributes - Valve Cover Mounting Style
Perimeter bolt
Product Attributes - Accessory Bolt Holes Drilled
Yes
Product Attributes - Intake Valve Angle
20
Product Attributes - Exhaust Valve Angle
20
Product Attributes - Valve Guides Included
Yes
Product Attributes - Valve Guide Material
Manganese bronze
Product Attributes - Valve Seats Machined
Yes
Product Attributes - Valve Seat Machine Style
3-angle
Product Attributes - Valve Seat Material
Cast alloy
Product Attributes - Cylinder Head Color
Natural
Product Attributes - Steam Holes Drilled
No
Product Attributes - Oiling Style
Through pushrod
Product Attributes - Machined for O-Ring
No
Product Attributes - Heat Crossover
Yes
Product Attributes - Remanufactured
No
Product Attributes - Quantity
Sold individually.
Product Attributes - Notes
Thermactor plugs not included (TFS-51400265) Will not accept stock pushrods.

Reference Information

Brand Name/s Flotek
StreetFX SKU flk203-500
SFX Item ID 5202635
Supplier Item Code 5202635
Manufacturer SKU 203-500
Manufacturer UPC 850134007051
Alternative References FTC203500, 180cc

Compatibility

Application Data
  • MakeFORD
    Beginning Year1963
    Ending Year1969
    Engine TypeV8
    Engine FamilyFord small block Windsor
    Engine Size4.7L/289
    Rocker Arm Mounting Style (application)Stud
  • MakeFORD
    Beginning Year1968
    Ending Year1996
    Engine TypeV8
    Engine FamilyFord small block Windsor
    Engine Size5.0L/302
    Rocker Arm Mounting Style (application)Stud
  • MakeFORD
    Beginning Year1969
    Ending Year1986
    Engine TypeV8
    Engine FamilyFord small block Windsor
    Engine Size5.8L/351
    Rocker Arm Mounting Style (application)Stud

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