AFR Cylinder Heads

Custom Piston Worksheet & Order Form (pdf)

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AFR Cylinder Heads_Chevrolet Small Block_23°_195cc_Enforcer Series_Straight Plug_64cc_Bare_Single Head

Photo may not be actual product

Price $370.00

Product Code: AFR-1002

Description

Technical Specs

The all new AFR Enforcer 195cc Cylinder heads for Small Block Chevrolet, are a permanent mold casting and feature an as‐cast surface on the intake runners, exhaust runners and combustion chambers. This budget friendly offering is available as a bare head or can be ordered fully assembled with the same great components found in AFR higher end cylinder heads; including ARP rockers studs, PAC Racing springs, AFR adjustable guide plates and stainless steel valves. Sold as a single head, 2 are required per engine.

A356 Aluminum
195cc CNC Ported Intake Runners
8mm Bronze Valve guides
3 angle valve job
Precision CNC machining
Multiple spring options

www.P65Warnings.ca.gov

Description
Item Code	AFR-1002
Vendor	Air Flow Research
Product Type	Cylinder Heads
Product Model	Enforcer Series
Engine Family	Chevrolet 23°
Weight	23

Included Components

Combustion Chamber	As Cast
Intake Ports	As Cast
Exhaust Ports	As Cast
Valve Job	3 Angle
Intake Valves
Exhaust Valves
Valve Springs
Retainers
Keepers
Rocker Studs
Guide Plates
Valve Seals
Spring Seat Cups
Intake Valve Seat	Ductile Iron
Exhaust Valve Seat	Ductile Iron
Valve Guides	8 mm Bronze

Recommended Components

Intake Gasket	AFR 6900
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 6905
Head Gasket	Fel-Pro 1003 (350ci) AFR _ Fel-Pro 1014 (400ci)
Head Bolts	ARP 134-3701
Head Studs	ARP 234-4301
Head Bolt Washers	Manley
Stud Girdle
Intake Manifold
Spark Plug Starting Range	Autolite 3924

Specifications and Features

Material	A356 Aluminum
Intake Port Volume	195cc
Intake Port Dimension	2.080 Height x 1.270 Width - 5/16 Radius
Intake Port Location	Stock
Exhaust Port Volume	76cc
Exhaust Port Dimension	1.380 Height x 1.420 Width
Exhaust Port Location	Stock
Combustion Chamber Volume	64cc
Valve Cover Bolt Pattern	Perimeter Bolt
Valve Angle	23°
Valve Spring Pocket Diameter	1.580 OD
Max Valve Spring Pocket Machining	1.600 OD
Note	Warning: Do not increase spring pad depth
Deck Thickness	.450
Minimum Bore Diameter	4.000
Flat Mill	.006 per cc 56cc Maximum
Angle Mill
Note
Minimum Cross Sectional Area
Spark Plug Dimensions	14mm x .750 w/Gasket Seat
CARB EO Number

Flow Chart
Flow Data: cfm @ 28 inches of Water

Lift	.200	.300	.400	.500	.550	.600
Intake	133	188	226	250	251	251
Exhaust	104	138	158	186	191	197

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Cylinder Heads > Air Flow Research Cylinder Heads > Chevrolet - Small Block > Chevrolet - Small Block 23° - Enforcer Series