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A phone call to Dan at CorbiAir resolved the first two problems. The pump is designed to REPLACE an existing pump which would have a 950 226 or 950 227 spacer/gasket in place. This would hold the pump off that edge. And if there were a pump in place, t

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Back in early April I attempted to bolt the new Billet Pump onto the gearbox. Problem #1 - It didn't fit the boss on the gearbox. It hit a raised area at the edge of the boss.

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This is the way the new fuel pump and fuel pressure regulator arrived.

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The new fuel pump on the right and fuel pressure regulator on the left.

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The fuel pump is supposed to be capable of 100 GPH @ 50 PSI. The fuel pressure regulator will drop that to 10 PSI for the existing Rotax fuel pressure regulator.