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Small Frame Alternator 78-AmpĀ 

New Small Frame Alternator, 20030 (New 12V, 78-AMP). Fits older OMC engines using ALK Prestolite Alternators

  • Fits older OMC engines using ALK Prestolite Alternators
  • Rplc. Prestolite #'s ALK-6207, 6210, 6222, 6223 & 5206
  • Rplc. OMC #'s 381166, 381519, 383443, 384233, 981186, 981187 & 985964
  • Internally Regulated
  • 1-Wire Hook-Up w/ Neg. Ground
  • Ignition protected
  • Replacement Voltage Regulator For Original Prestolite Alternator use # VR339
  • These units will not fit on OMC 800 1978-1982

View API Alternator Catalog
OEM to API Part Number Cross Reference

MSRP: $278.00
Your Price: $197.99
You Save: 29% off MSRP!

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