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INSTALLER - LOWER MAIN SEAL
PART NO. 318819

For 1971-75 50 HP, 1976-77 55 HP,
1968-77 55, 60, 65, 70 and 75 HP engines

The lower crankshaft seal is installed into the crankcase head by pressing against the seal's outer case. Seal damage can easily occur if the wrong tool is used. Use these installers with an arbor press and you'll have proper seal protection during assembly.

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