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Billet Blanking plate designed specifically for the Borg Warner EFR
6 in (193 mm) Base OD x 4
Fits EVO VIII 4 plug versions only
Included fittings are AN-6 Male Flare Adapters x4 (Complete with crush washers)
leading to improved performance
PRO SPRINGS – Barra 4.0L H-Duty Valve Springs 1200HP stabilizer Billet Blanking plate designed specifically** As Used by Australias leading Workshops your guarantee of performance and reliability ** These PRO SPRINGS suit all BA BF and FG Ford DOHC 6 cylinder Barra 4. 0L engines. Suitable for applications up to 550+rwkw. These springs are highly recommended for applications over 300rwkw (400hp), to help eliminate valve float. Valve float causes damage to valve stem seals and collets and retainers. Once installed, a much more powerful and free revving top