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Ford Racing GT-40 Cylinder Heads M-6049-Y303

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Cylinder Head, GT-40, Aluminum, Assembled, 64cc Chamber, 160cc Intake Runner, Ford, 289/302/351W, Each

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Ford Racing GT-40 Cylinder Heads

Part Type: Cylinder Heads

Brand: Ford Racing

Manufacturer's Part Number: M-6049-Y303

Part Type: Cylinder Heads

Product Line: Ford Racing GT-40 Cylinder Heads

Summit Racing Part Number: FMS-M-6049-Y303

Cylinder Head Style: Assembled

Cylinder Head Material: Aluminum

Cylinder Head Finish: Natural

Combustion Chamber Volume (cc): 64

CNC-Machined Combustion Chamber: No

Intake Runner Volume (cc): 160cc

Exhaust Runner Volume (cc): 53cc

CNC-Machined Intake Runner: No

CNC-Machined Exhaust Runner: No

Intake Port Location: Standard

Exhaust Port Shape: Square

Exhaust Port Location: Standard

Intake Valves Included: Yes

Intake Valve Diameter (in): 1.940 in.

Exhaust Valves Included: Yes

Exhaust Valve Diameter (in): 1.540 in.

Valve Springs Included: Yes

Outside Diameter of Outer Spring (in): 1.500 in.

Damper Spring Included: No

Number of Springs Per Valve: Single

Retainers Included: Yes

Retainer Material: Steel

Locks Included: Yes

Lock Style: 7 degree

Valve Stem Seals Included: Yes

Valve Stem Seal Style: Umbrella

Rocker Arm Studs Included: No

Rocker Arms Included: No

Rocker Arm Nuts Included: No

Guideplates Included: No

Accessory Bolt Holes Drilled: Yes

Valve Guides Included: Yes

Valve Guide Material: Bronze

Valve Seats Machined: Yes

Valve Seat Machine Style: 3-angle

Valve Seat Material: Steel

Steam Holes Drilled: No

Oiling Style: Through pushrod

Machined for O-Ring: No

Heat Crossover: No

Quantity: Sold individually.

Notes: Designed for bolt-on rocker arms.

In-Store Pickup: Choose In-store pick-up (OH, GA, NV) on our web site.

Calculator Compression Calculator

The Ford Racing GT-40 "X" or "P" high flow cylinder heads flow 185 cfm of air right out of the box, giving your small block Ford greater power potential. Designed for Ford 289-351W engines, the complete assemblies have 60cc combustion chambers, 1.84 in. intake/1.46 in. exhaust valves, and work with stock or aftermarket intakes, rockers, and valve covers.

Warranty

Some parts are not legal for sale or use in California on any pollution-controlled motor vehicles

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