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AFR Small Block Chevy Heads
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AFR 1132 > Heads Small Block Chevy 235cc CNC Competition 70cc, Pair

$2,226.62 $2,186.38

Cylinder Heads, Race Porting, Aluminum, Assembled, 65cc Chamber, 227cc Intake, Chevy, Small Block, Pair

Available on backorder

Product Info

Material/Finish

Natural Aluminum

Combustion Chamber

CNC-Machined 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

Angle

Intake/Exhaust Valve Diameter

2.125" Intake, 1.600" Exhaust

Max Valve Lift

0.710"

Outside Diameter of Outer Spring

1.550"

Springs Per Valve

Dual

Retainer Material

Chromoly Steel

Valve Lock Style

10°

Guideplate Pushrod Size

5/16"

Valve Cover Bolt Style

Perimeter Bolt

Intake/Exhaust Valve Angle

23° Intake, 23° Exhaust

Valve Guide Material

Bronze

Valve Seat Material

Ductile Iron

Oiling Style

Through Pushrod

Note

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 heads, 70cc chamber, flow @ .750 lift 336 int 256 exh cfm @ 28″, 8mm 2.100 +100 int valve & 1.600 +100 exh valve, # 8000 225lb 1.550″ roller springs , 10 deg retainers & locks. Requires offset rockers T&D shaft mount #2300-50-50 or Harland Sharp # SHA-S1004-50 & Jomar Girdle # JOM1106.