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370z Nissan OEM Crank Shaft Assy.
Brian Crower billet cranks are CNC machined on state-of-the-art mills from round bar, premium 4340 chromoly steel to ensure the strongest possible shaft available.
These are OEM replacement seals for the front crankshaft. If you have a KJR pulley and purchasing a UR pulley for the leak fix, this is the seal required. Product #...
Nissan OEM Crankshaft Pulley.
This is the woodruff key on the front of the crankshaft. There are 2 keys per crankshaft,front one for the crank pulley,and rear one for the timing belt sprocket.