210CC SBC RACE CYLINDER HEAD

$2,831.86

SOLD AS A PAIR

Option 1:



AFR's 210cc "Race Ready" and "Competition" heads feature 100% CNC ported intake, exhaust & chambers, A356 aluminum castings and high quality components throughout. Recommended for race applications and aggressive street/ strip builds up to 400 cubic inches, operating up to 6500- 6800 RPM.
 

Included Components
100% CNC Ported Combustion Chambers
100% CNC Ported Exhaust Ports
100% CNC Ported Intake Ports
Competition 5-angle Valve Job

 
8mm Bead Lock Intake Valve, 2.080" x 5.000" Overall Valve Length
8mm Bead Lock Exhaust Valve, 1.600" x 5.030" Overall Valve Length
PAC Racing Spring 1.550" OD Solid Roller Dual Valve Spring, 220 lbs on seat, .710" maximum lift, - 260* max recommended duration, Max RPM 7200-7400
10° Steel Retainers 1.500" O.D x 1.120" I.D x .705" I.D
10° Bead Lock Valve Keepers
ARP 7/16" Rocker Studs
Adjustable 5/16" Guide Plates
Viton Valve Seals .600" O.D x .495" I.D
Hardened Valve Spring I.D Locator 1.550” O.D x .780” I.D
Ductile Iron Intake Valve Seats 2.200" O.D x 1.750" I.D x .375" Deep
Ductile Iron Exhaust Valve Seats 1.696" O.D x 1.325" I.D x .305" Deep
8 mm Bronze Valve Guides .502" O.D x 2.100" O.A.L

 

210cc Race Ready™ Head Flow Chart
  .200 .300 .400 .500 .550 .600 .650
Int 145 199 248 285 301 309 311
Exh 110 158 192 210 214 220 222
210cc Competition Head Flow Chart
  .200 .300 .400 .500 .550 .600 .650
Int 147 201 257 296 310 318 322
Exh 120 160 214 225 229 235 237

Test conducted at 28" of water (pressure) on Superflow 1020
Bore Size: 4.060", intake 3/4" radius plate exhaust, 1 3/4" curved pipe

 

Specifications & Features:
Material
A356 Aluminum
Intake Port Volume
210cc
Intake Port Dimension
2.200" H x 1.310" W x 3/8 Radius
Intake Port Location
Stock
Exhaust Port Volume
80cc
Exhaust Port Dimension
1.420" H x 1.545" W
Exhaust Port Location
.250" Raised
Note: Angle mills might require .120" Thick intake gasket.
Combustion Chamber Size
65cc or 75cc
Valve Cover Bolt Pattern
Perimeter Bolt
Valve Angle
23°
Valve Spring Pocket Diameter
1.580" O.D
Max Valve Spring Pocket Machining
1.750" O.D
Warning: Do not machine spring pad any deeper.
Deck Thickness
.750"
Minimum Bore Diameter
4.000"
Flat Mill
.006" per cc 60cc Maximum
Angle Mill
.009" per cc 55cc Maximum
Note: Angle mills might require .120" Thick intake gasket.
Minimum Cross Sectional Area
Race Ready: 2.100 sp in, Comp 2.115 sq. in
Spark Plug Dimensions
14mm x .750" w/Gasket Seat
CARB Status: This product is not legal for sale or use on emission-controlled vehicles and intended for dedicated race vehicles only.

 
Recommended Components:
Intake Gasket
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 Port Gasket
Head Gasket, 350cid Fel-Pro #1003
Head Gasket, 400cid Fel-Pro #1014
SB Chevy Head Bolt Kit, ARP #134-3701
SB Chevy Head Stud Kit, 12 Point Nuts, ARP #234-4301
Head Bolt Washers, Manley
AFR Stud Girdle
Suggested Manifold
Suggested Manifold
Spark Plug Starting Range
Autolite 3922



 


Item# Description
1103

Chamber Size=65cc,Porting Finish=Competition



$2,831.86

ADD TO CART
1105

Chamber Size=75cc,Porting Finish=Competition,Spread Port=Yes



$2,831.86

ADD TO CART
1100

Chamber Size=75cc,Porting Finish=Competition



$2,831.86

ADD TO CART
1106

Chamber Size=65cc,Porting Finish=Competition,Spread Port=Yes



$2,831.86

ADD TO CART
1050

Chamber Size=75cc,Porting Finish=Race Ready



$2,300.33

ADD TO CART
1054

Chamber Size=65cc,Porting Finish=Race Ready



$2,300.33

ADD TO CART
1059

Chamber Size=65cc,Porting Finish=Race Ready,Spread Port=Yes



$2,300.33

ADD TO CART
1055

Chamber Size=75cc,Porting Finish=Race Ready,Spread Port=Yes



$2,300.33

ADD TO CART

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