Hot Rod Forum : Hotrodders Bulletin Board - View Single Post - Early 87 700R4 7 VANE PUMP TO 13 VANE UPGRADE
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Old 03-11-2011, 09:11 PM
Chazmac Chazmac is offline
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13 vane pumps are designed to keep the 300mm converters full at road speed. Additionally they are the most prone to break the rotor under high load or increased horsepower. Use a 10 vane; they worked flawlessly for years.
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