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Alternator 12V 105A 1-wire 10SI self-exciting for GM SBC BBC

SCITOO ★ 3.9/5 · ItemOracle Score Mid-Range

$68.16
Last verified 20 hours ago · Subject to change
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New Alternator Fit for High Output 12V 105Amp 1 Wire 10SI Self-exciting SBC BBC GM ADR0151 ADR0335 7127-SE105 Self-exciting Alternator

Self-exciting 12V 105A alternator with internal regulator and single-groove pulley. Compatible with OE electronic systems for reliable power delivery. Customers note easy fit and plug-and-play potential, with concerns about durability and noise

Highlights

  • 105A high-output capability
  • internal regulator for simplified wiring
  • CW rotation with 1-groove pulley

Pros

  • high-output 105A capacity
  • internal regulator
  • single-groove pulley for common setups
  • compact and lightweight
  • easy fit for compatible systems

Cons

  • durability concerns for some units
  • noise issues reported (high-pitched whining/squeaking)
  • mixed opinions on charge retention

Best For

  • classic car restoration
  • Chevy small-block and big-block applications
  • replacing failed alternators in GM vehicles
  • custom automotive electrical upgrades
  • high-output electrical system replacement
  • plugs-and-play replacement in compatible setups

Features

  • 105 Amp, 12V output with 1-groove pulley for CW rotation
  • Internal regulator and self-exciting 10SI design for SBC/BBC/GM systems
  • Compact, lightweight alternator compatible with electronic vehicle systems
  • OE reference numbers 7127-SE105 ADR0335 400-12340 20-102-7
  • Rigorous testing: 100% bearing checks and mounting point accuracy

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