AFR 3803 Big Block Ford Cylinder Heads 270cc, 75cc Chambers, Assembed, Sollid Roller, Each

$2,452.62
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SKU:
AFR3803
MPN:
3803
UPC:
85347616695
Condition:
New
Weight:
38.35 LBS
Shipping:
Calculated at Checkout

Applies To Continental U.S. orders only

Out of stock

AFR's 280cc feature partially CNC ported intake, exhaust & chambers, A356 aluminum castings and high quality components throughout with standard exhaust port locations. Recommended for street, towing, or street/strip engines with displacements up to 477 cubic inches, operating up to 6200 RPM. Please note, due to AFR's valve angle and location, custom pistons or notching existing pistons will be required

Cylinder Head Style:
Assembled
Cylinder Head Material:
Cast aluminum
Cylinder Head Finish:
Natural
CNC-Machined Combustion Chamber:
Yes
Combustion Chamber Volume (cc):
75cc
Combustion Chamber Style:
N/A
CNC-Machined Intake Runner:
Yes
Intake Runner Volume (cc):
270cc
Intake Port Shape:
Oval
Intake Port Location:
Standard
Intake Valve Angle:
14 degree
CNC-Machined Exhaust Runner:
Yes
Exhaust Runner Volume (cc):
132cc
Exhaust Port Shape:
Rectangular
Exhaust Port Location:
Standard
Exhaust Valve Angle:
8 degree
Intake Valves Included:
Yes
Intake Valve Diameter (in.):
2.250 in.
Exhaust Valves Included:
Yes
Exhaust Valve Diameter (in.):
1.760 in.
Valve Type:
Stainless
Maximum Valve Lift (in.):
0.680 in.
Valve Springs Included:
Yes
Valve Spring Type:
Dual W/Damper
Outside Diameter of Outer Spring (in.):
1.550 in.
Valve Guides Included:
Yes
Valve Guide Material:
Bronze
Valve Seats Machined:
Yes
Valve Seat Material:
Ductile iron
Valve Seat Machine Style:
5-angle
Retainers Included:
Yes
Retainer Material:
Steel
Valve Stem Seals Included:
Yes
Valve Stem Seal Style:
Viton Positive stop
Locks Included:
Yes
Lock Style:
10 degree
Camshaft Style:
Solid roller
Spark Plug Style:
Angled
Guideplates Included:
Yes
Guideplate Pushrod Size:
3/8 in.
Rocker Arm Studs Included:
Yes
Rocker Arm Nut Thread Size:
7/16-20 in.
Accessory Bolt Holes Drilled:
Yes
Valve Cover Mounting Style:
Perimeter bolt
Heat Crossover:
No
Steam Holes Drilled:
No
Oiling Style:
Through pushrod
Machined for O-Ring:
No
Quantity:
Sold as a pair.
Notes:
Includes solid roller springs. Due to valve angle and location, custom pistons or notching of existing pistons are required. Spark Plug Type 14mm Spark Plug, .750 Reach. Deck thickness 0.625 in.
Make:
Ford
Engine Family:
Ford big block 385 Series
Engine Sizes:
7.0L/429-7.5L/460
Years:
1968-1987

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