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.

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MILODON Main Caps, Angled Side Bolt, Ductile Iron, CNC Machined, For Holden, V8, Kit

MILODON Main Caps, Angled Side Bolt, Ductile Iron, CNC Machined, For Holden, V8, Kit

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