Made from .120" thick billet alum. and fits all PSI magnesium Large Port Funny Car injector hats. Butterflies are sold individual and racer can order inner or outer butterflies from the drop down menu.
Be sure to treat yourself to some new butterfly bolts and washers from the drop down menu when ordering.
Bolts are 8/32" x 1/2" socket head and washers are 8/32" lock washers. Butterfly finish is raw alum. so racer can anodize them the color of their choice.
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