AFR Cylinder Heads

Custom Piston Worksheet & Order Form (pdf)

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AFR Cylinder Heads_Renegade_Ford Small Block_20°_195cc_Competition Head_58cc_Stud Mount_Assembled_Emissions Legal

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Price $2,615.00

Product Code: AFR-1426-716

Description

Technical Specs

AFR 195cc Competition heads feature 100% CNC ported intake, exhaust and combustion chambers, A356 aluminum castings and high quality components throughout. Recommended for displacements up to 408 cubic inches, operating at up to 6500-6800 RPM. Not compatible with OEM pistons. Component upgrade and machining options are available to customize AFR Heads to your specific build. AFR heads are available bare (without parts), call our tech line for details

195cc CNC Ported Intake Runners
Emissions Legal
Stud Mounted Rocker Arms
A356 Aluminum
8mm Bronze Valve guides
5 angle valve job
Precision CNC machining
Multiple spring options

Assembled heads feature:

8mm Bead Lock Valves
PAC Racing Valve Springs
7/16 ARP Rocker Studs
Adjustable guide plates

www.P65Warnings.ca.gov

Description
Item Code	AFR-1426-716
Vendor	Air Flow Research
Product Type	Cylinder Heads
Product Model	Street Head
Engine Family	Ford Windsor 20°
Weight	70

Included Components

Combustion Chamber	100% CNC Ported
Intake Ports	100% CNC Ported
Exhaust Ports	100% CNC Ported
Valve Job	Competition 5 Angle
Intake Valves	8mm Bead Lock Intake Valve - 2.050 x 4.900 Overall Length
Exhaust Valves	8mm Bead Lock Intake Valve - 1.600 x 4.950 Overall Length
Valve Springs	PAC Racing Spring - 1.270 OD - Hydraulic Roller Dual Valve Spring - 155 lbs on seat - .650 maximum lift - 7,000 to 7,200 Max RPM
Retainers	7° Manley Chrome Moly - 1.245 OD x .885 ID x .655 ID
Keepers	7° Bead Lock
Rocker Studs	7/16 ARP
Guide Plates	5/16 Adjustable
Valve Seals	Viton - .600 OD x .495 ID
Spring Seat Cups	1.380 OD x .570 ID - Hardened
Intake Valve Seat	Ductile Iron - 2.131 OD x 1.680 ID x .375 Deep
Exhaust Valve Seat	Ductile Iron - 1.650 OD x 1.325 ID x .375 Deep
Valve Guides	8 mm Bronze - .502 OD x 2.100 Overall Length
Thermactor Air Injector Reducer Bushing	5/8”-11 x 7/16”-14

Recommended Components

Intake Gasket	AFR 6910
Note	Important: Do not use your AFR gasket as a template to port match your intake manifold as one AFR gasket is used for many AFR runner volumes.
Exhaust Gasket	AFR 6915
Head Gasket	Fel-Pro 1011-1
Head Bolts	ARP 154-3701
Head Studs	ARP 254-4401
1/2 Bolt with 7/16 Thread	ARP 254-3708
Head Bolt Washers	Manley
Stud Girdle	AFR 6207
Intake Manifold	Performer or Performer RPM
Spark Plug Starting Range	Autolite 3924

Specifications and Features

Material	A356 Aluminum
Intake Port Volume	195cc
Intake Port Dimension	2.060 Height x 1.220 Width - 11/32 Radius
Intake Port Location	Stock
Exhaust Port Volume	70cc
Exhaust Port Dimension	1.405 Height x 1.400 Width
Exhaust Port Location	Raised .125
Combustion Chamber Volume	58cc
Valve Cover Bolt Pattern	Perimeter Bolt
Valve Angle	20°
Valve Spring Pocket Diameter	1.460 OD
Max Valve Spring Pocket Machining	1.625 OD
Deck Thickness	.750
Minimum Bore Diameter	4.000
Flat Mill	.006 per cc 54cc Maximum (58cc)_68cc Maximum (72cc)
Angle Mill	.009 per cc 48cc Maximum (58cc)_62cc Maximum (72cc)
Note	Angle milling may require .120 thick intake gasket
Minimum Cross Sectional Area	2.075 sq in
Spark Plug Dimensions	14mm x .750 w/Gasket Seat
CARB EO Number	D-250-3
Head bolt Diameter	1/2"

Flow Chart
Flow Data: cfm @ 28 inches of Water

Lift	.200	.300	.400	.500	.550	.600	.650
Intake	152	206	260	287	298	308	315
Exhaust	126	171	207	222	227	231	235

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