AFR Small Block Chevy Heads

AFR 1133 > Heads Small Block Chevy 235cc, Angle Milled to 60cc, Pair

$2,426.88 $2,355.20

ONLY available at!
Cylinder Heads, Aluminum, Assembled, 60cc Combustion Chamber, 235cc Intake, Chevy, Small Block, Pair

1 in stock (backorders allowed)

Product Info


Natural Aluminum

Combustion Chamber

Angle Milled to 60cc (from 70cc)

Intake/Exhaust Runner Volume

CNC 235cc Intake, CNC 80cc Exhaust

Intake Port Shape, Location

Rectangular, Standard

Exhaust Port Shape, Location

Square, Raised

Spark Plug Style


Intake/Exhaust Valve Diameter

2.125" Intake, 1.600" Exhaust

Max Valve Lift


Outside Diameter of Outer Spring


Springs Per Valve


Retainer Material

Chromoly Steel

Valve Lock Style


Guideplate Pushrod Size


Valve Cover Bolt Style

Perimeter Bolt

Intake/Exhaust Valve Angle

23° Intake, 23° Exhaust

Valve Guide Material


Valve Seat Material

Ductile Iron

Oiling Style

Through Pushrod


60/40 valve spacing. Not compatible with self-aligning rocker arms. .050 off-set or shaft mount rocker arms recommended for optimized geometry. Exhaust port is raised 0.250" over stock. Competition CNC strip porting.

Product Description

Small Block Chevy 235cc Competition CNC ported Eliminator Series
*Same as # AFR1132, with combustion chamber angle milled to 60cc. Flow @ .750 lift 336 int 256 exh cfm @ 28″, 8mm 2.100 +100 int alve & 1.600 +100 exh valve, 225lb roller springs 1.550″, 10 deg retainers & locks. Requires offset rockers #SHA-S1004-50 & Girdle # JOM1106.