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Yella Terra Holden All Red, Blue, Black, Motors Roller Rockers - Platinum Race series 1.6:1, Twin Shaft, Adjustable, 7/16 mounts YT6312

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Designed for the most severe race applications, wide body, extruded 2024 aluminium.

Product Description

**** Suits Yella Terra Alloy 12 port Head ~ bolt straight on ****

Part# YT6312 - Yella Terra Platinum extreme duty racing roller rockers, twin shaft type roller set to suit all Holden red, blue and black 6 cylinder engines. The extreme race series of rollers is the latest design, extruded 2024 aluminium [aluminum for our USA friends] rocker arms, wide body roller rockers for extreme race applications. For use with mechanical or hydraulic camshafts. Includes shafts and 7/16 UNC mounting fixtures, adjustable valve lash on tail of rocker arm [push rod side] with a rocker arm ratio of 1.6 : 1

NOTE: Standard heads may require machining for the screw in fixings ~ drill & tap for 7/16” UNC



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All our bolt kits are available for resale. We can tailor & package a bolt kit in Polished Stainless or high tensile steel to your requirements in small or large quantities.
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