Proflow Pro Billet Main Cap Girdle, Holden V8, 355 Stroker, Billet Aluminium, Black Anodised, Each
Proflow
$82.69
Proflow now manufacturers billet aluminium main cap girdles for Holden V8 and Cleveland engines. These 19mm thick (3/4") plates stiffen up the bottom end to prevent main bearings to walk or shift while also reducing crnakshaft flex and block distortion under high loads.