Proflow Billet Main Cap Girdle, For SB Ford Cleveland 351 393 Stroker, Billet Aluminium, Black Anodised, Each

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 crankshaft flex and block distortion under high loads.

Must be used with ARP-154-5403.