Billet Underdrive Alternator Pulley for Nissan RB Engines Color:Purple 5 mm) x 45

5 mm) x 45

05mm) x 45

All components are CNC machined from billet 6061-T6 aluminium and high tensile steel at our factory in Napier

The ports in the centre of the adaptors are 1/8" NPT

Billet Underdrive Alternator Pulley for Nissan RB Engines Color:Purple 5 mm) x 45This pulley will give your engine bay a sleek, modern look and being larger diameter than the factory pulley will slow down your alternator. The pulley is 87mm diameter It is CNC machined from billet 6061 T6 aluminium at our factory in Napier, New Zealand and is anodised for great looks and wear resistance. Compatible with all RB20, RB25, RB26 and RB30 engines. We also have billet water pump pulleys available, please check our other listings.