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Brian Crower 4340 billet crankshaft for the Nissan RB30 features a 90mm stroke and billet 4340 construction for aftermarket engine builds. This crankshaft is intended for builders replacing or upgrading the stock RB30 crank, offering the specified stroke dimension and material strength aimed at supporting performance rebuilds and custom engine assemblies that require billet crank durability.
Brian Crower Crankshaft - Nissan RB30 90mm Stroke 4340 Billet
