AFR-1351 AFR Enforcer Cylinder Heads 185cc Intake, 59cc Chamber, 2.020" & 1.600" Valves Ford 302, 351 Windsor (Each)

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AFR-1351 AFR Enforcer Cylinder Heads 185cc Intake, 59cc Chamber, 2.020" & 1.600" Valves Ford 302, 351 Windsor (Each)

AFR-1351

Brand:

Airflow Research (AFR)

Manufacturer's Part Number:

1351

Part Type:

Cylinder Heads

Product Line:

AFR 185cc SBF Enforcer Cylinder Heads

Part Number:

AFR-1351

Combustion Chamber Volume (cc):

Intake Runner Volume (cc):

185cc

Exhaust Runner Volume (cc):

64cc

Cylinder Head Style:

Assembled

Cylinder Head Material:

Aluminum

Intake Port Shape:

Rectangular

Intake Valve Diameter (in.):

2.020 in.

CNC-Machined Combustion Chamber:

CNC-Machined Intake Runner:

CNC-Machined Exhaust Runner:

Combustion Chamber Style:

Heart

Intake Port Location:

Standard

Exhaust Port Shape:

Square

Exhaust Port Location:

Standard

Spark Plug Style:

Angle

Intake Valves Included:

Yes

Exhaust Valves Included:

Yes

Exhaust Valve Diameter (in.):

1.600 in.

Valve Springs Included:

Yes

Maximum Valve Lift (in.):

0.600 in.

Camshaft Style:

Hydraulic roller

Outside Diameter of Outer Spring (in.):

1.290 in.

Damper Spring Included:

Number of Springs Per Valve:

Dual

Retainers Included:

Yes

Retainer Material:

Chromoly steel

Locks Included:

Yes

Lock Style:

7 degree

Valve Stem Seals Included:

Yes

Valve Stem Seal Style:

Positive stop

Rocker Arm Studs Included:

Yes

Rocker Arm Nut Thread Size:

3/8 in.-24

Rocker Arms Included:

Rocker Arm Nuts Included:

Guideplates Included:

Yes

Guideplate Pushrod Size:

5/16 in.

Valve Cover Mounting Style:

Perimeter bolt

Accessory Bolt Holes Drilled:

Yes

Intake Valve Angle:

Exhaust Valve Angle:

Valve Guides Included:

Yes

Valve Guide Material:

Bronze

Valve Seats Machined:

Yes

Valve Seat Machine Style:

3-angle

Valve Seat Material:

Ductile iron

Cylinder Head Color:

Natural

Steam Holes Drilled:

Oiling Style:

Through pushrod

Machined for O-Ring:

Heat Crossover:

Quantity:

Sold individually.

Notes:

Installed valve springs are for hydraulic roller cams.

AFR 185cc SBF Enforcer Cylinder Heads

Airflow Research developed these 185cc SBF Enforcer cylinder heads for maximum small block Ford performance. They're manufactured from tough but lightweight A356 aluminum and feature 185cc intake runners and 59cc combustion chambers. Enforcer heads feature a 0.325 in. deck, stock valve locations, and are designed for blocks with a minimum bore of 4.000 in. The heads are available bare or fully assembled with stud mount rocker mounting.

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