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AFR BB Ford 315 HR "Bullitt" Cylinder Heads 75cc

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RRP:
$2,900.99
Your Price:
$2,887.79 (You save $13.20)
SKU:
AFR-3834
Weight:
80.00 LBS
Shipping:
Calculated at checkout
Quantity:


Product Description

AFR Big Block Ford 315 "Bullitt" Series Cylinder Heads (#3834)

These 315cc heads are AFR's largest and best flowing big block Ford heads! They feature 100% CNC ported intake, exhaust and combustion chambers. Manufactured using A356 aluminum castings and high quality components throughout. These heads feature a .250" raised exhaust port location.

Best suited for large displacement big block Ford racing engines or “Pro Street” style builds. Please note, due to AFR's valve angle and location, custom pistons or notching existing pistons will be required. AFR heads are available bare (without parts), call our tech line for details..

CYLINDER HEAD DETAILS:

100% CNC Ported Combustion Chambers

100% CNC Ported Intake Runners

100% CNC Ported Exhaust Ports

Competition 5-Angle Valve Job

11/32" Bead Lock Intake Valve 2.300" x 5.250"

11/32" Bead Lock Tulip Exhaust Valve 1.760" x 5.050"

PAC Racing #1940 Hydraulic Roller Valve Spring .725" max.

10° Manley Steel Retainers

10° 11/32" Bead lock Keepers w/lash cap recess

ARP 7/16" Rocker Studs

Adjustable 3/8" Guide Plates

Viton Valve Seals

Bronze Valve Guides

BASIC DIMENSIONS & DATA: 

Material: A356 Aluminum

Intake Port Volume: 315cc

Intake Port Dimension: 2.275" x 1.850" x .575"R

Intake Port Location: Stock

Exhaust Port Volume: 142cc

Exhaust Port Dimension: 1.850" x 1.600"

Exhaust Port Location: .250" Raised

Combustion Chamber Size: 75cc

Valve Angle: 14° Intake/8° Exhaust

Valve Cant: 4.04° Intake/4.12° Exhaust

Valve Spring Pocket Diameter: 1.750" O.D

Max Valve Spring Pocket Machining: 1.750" O.D

Deck Thickness: .750"

Minimum Bore Diameter: 4.360"

Minimum Cross Sectional Area: 3.440 sq. in.

NOTE: Due to AFR's revised valve location and angle, application specific AFR pistons or fly cutting your current pistons will be required.

PART NUMBER: AFR-3834

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