Battery Cables

When upgrading from an OEM to an SBC high-output alternator, you should upgrade the positive and negative (ground) cables to handle the increased current.

Please refer to our Wire Sizing Chart for recommended gauges.

WIRE SIZING CHART

Product Categories

This SBC-FR3.5-390XP alternator is specifically designed, engineered, and manufactured for the Ford 3.5L Raptor gasoline engine. It is a direct bolt in replacement for the OEM alternator with no modifications required. The 3.5L Raptor engine began production in 2008 and can be found in several Ford. The SBC-FR3.5-390XP generates a maximum of 390 Amps at normal driving speeds and 220 Amps at idle. The OEM alternators for this engine produce a maximum of 110 to 220 Amps depending on the vehicle. By upgrading to the 390XP alternator you are gaining between 30 and 140 Amps.

 

  • Idle Output: 220 Amps
  • Max Output: 392 Amps

 

SKU: 6fab6e3aa342-1-1-1-1-1-1-1-1-2-1-3-2-1 Category:
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