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18-4442 - Tool, 91-57797A3

List Price
$175.99

Your Price
$159.47
You save $16.52

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SPEEDY DELIVERY
30-DAY RETURN
FULL WARRANTY

Part Number
18-4442

Manufacturer
Sierra Marine

18-4442 ENGINE ALIGNMENT TOOL

Replaces: Mercruiser 91-57797A3

Used to verify engine alignment on all OMC Cobra models &  MC-I, R-MR, Alpha One and Alpha One/Gen. Two.

Technical information (PDF)
Warranty (PDF)
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Sierra Marine 18-4442 - Tool, 91-57797a3 is equivalent to parts:

  • 805475A1 Mercury Marine
  • 48347 Mercury Marine
  • 91805475A 1 Mercury Marine
  • 9-79800 Mallory Marine
Sierra Marine is the market leader for aftermarket marine engine parts. Sierra products cover every major engine brand. Sierra offers a comprehensive product line and an unsurpassed customer satisfaction warranty covering parts and labor.

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