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SBC CNC Ported – Coming Soon!

Bare cylinder heads. NO VALVE TRAIN INCLUDED

SOLD INDIVIDUALLY

This product is currently out of stock and unavailable.

 

 

WARNING: Cancer and Reproductive Harm –  www.p65warnings.ca.gov

 

Weight 21 lbs
Dimensions 22 × 12 × 8 in
CNC Ported

Yes

Material

AC4B

Combustion Chamber Size

70cc

Intake Port Volume

230cc

Exhaust Port Volume

90cc

Intake Valve Diameter

2.020"

Exhaust Valve Diameter

1.600"

Intake Port Location

Stock

Intake Port Shape

Rectangle

Exhaust Port Location

Stock

Exhaust Port Shape

Square

Valve Angle

23°

Valve Guide Length

1.950"

Valve Stem Diameter

11/32"

Valve Cover Bolt Pattern

Perimeter & Center

Spark Plug

Angled, Straight

Spark Plug Dimensions

14mm x 3/4" w/ Flat Seat

Quantity

Sold Individually

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