Description:

Brand New Billet 13B crank Manufactured by Rotary Works 4340 Billet steel ONE PIECE (factory Rx8 spec) Lightened Lobes Precision Ground micro finish Can use factory front bolt and Rear nut It comes with Billet key ways for front and rear counterweight Perfect to replace your factory stock crank prone to bending and breaking on high boost. Proven to be strong on some of the fastest rotary cars for drag Racing Running 6 second 1/4 mile.

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