Thread: 1974 280c problem
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Old 12-05-2005, 04:16 PM
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250 Coupe 250 Coupe is offline
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Location: Des Moines, WA
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Electric pumps tend to be pushers and want to be close the the source. Mechanical pumps tend to be suckers and can be farther from the tank.

Vapor lock is the unintended vaporization of fuel in the line caused by heat build up. The pumps really need liquid to work correctly.

Michael
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Usta haves '69 250/8, '76 280C, 1971 250C 114.023, 1976 450SEL 116.033
Current have, 1983 300SD 126.120
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