This Billet 13-Vane Rotor Pump Upgrade Kit can be used as a direct replacement on stock or performance-upgraded GM 200R4 700R4 4L60 4L60E 4L65E and 4L70E transmissions. Factory 10- and 13-vane pumps can experience line pressure fluctuations at higher RPM. The robust 13-vane billet rotor adds strength while increasing pump fluid volume to maintain consistent stable pressure. The hardened pump vane rings add an additional level of durability.
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