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An Evo Nightrain was our lab rat. Both the stock and T.P. oil pumps were tested under the same conditions: at idle with the engine cold, at idle with the engine hot, and at 2,500 rpm with the engine hot.
Works Even When It's Idle

 An Evo Nightrain was our lab rat. Both the stock and T.P. oil pumps were tested under the same conditions: at idle with the engine cold, at idle with the engine hot, and at 2,500 rpm with the engine hot.  View Related Article

 

 

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