Community Q&A Question: GT40x heads

Asking About: Mustang Trick Flow Valve Spring Upgrade Kit For Twisted Wedge Heads (79-95) 5.0/5.8


GT40x heads

Are these only for Trickflow heads or will they work with the gt40x aluminum heads also?
from Garden City |

Accepted Answer
These are only for use with the TFS heads.
from Hewitt |

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