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Holden Inline 6 Blue/Black 12 Port Alloy Cylinder Head (BARE / SEMI FINISHED 74cc)

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12.00 KGS

Product Description

Back by popular demand is Yella Terra's legendary 12 port head to suit the Holden Straight 6.

Revised port designs for a 30% improvement in flow figures.

Ultra lightweight alloy casting with re-designed water jackets for much imroved head cooling. With a choice of high compression 56cc combustion chambers or CNC profiled 72cc low compression chambers for forced induction.

Heads can be ordered bare with inserts fitted or assembled with quality 21-4N stainless valves, double valve springs and chrome moly retainers. Yella Terra Alloy head to suit the Holden Blue, Black and Red, 179, 186, 202 motors.

This part number is for the LOW compression BARE head which is intended for Turbo or supercharger applications.


Warranty Information

12 Months

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