Starter BTM MT small/big block, black marine engine starter motor with label, used for small and large engine blocks.
Close-up of black starter motor with small and big block bolts, showing metallic threaded studs on a vehicle engine part.
Close-up of a small and large block starter motor component, showing gear and shaft inside a black housing.
Starter BTM MT small/big block, black marine engine starter motor with label, used for small and large engine blocks.
Close-up of black starter motor with small and big block bolts, showing metallic threaded studs on a vehicle engine part.
Close-up of a small and large block starter motor component, showing gear and shaft inside a black housing.

Indmar Marine Starter Motor – Small/Big Block

571006

BOTTOM MOUNT STARTER USED ON SMALL AND BIG BLOCK CHEVROLET ENGINES
(4.3, 5.7, 454, 502, 8.1)

$404.72
/

In Stock

Questions? Ask a specialist: (909) 487-1574 or Chat now

Get dependable cranking power for your inboard engine with this Indmar marine starter motor built for small block and big block applications. Designed for harsh bilge environments, it features a heavy-duty starter/solenoid assembly and an ignition-protected housing to help support safe operation on gasoline-powered marine engines.

  • Application: Marine small block / big block engines
  • Brand/Vendor: Indmar
  • Type: Complete starter motor with solenoid
  • Ignition protection: Labeled SAE J1171 / ISO 8846 (marine-rated)
  • Construction: Heavy-duty motor body, mounting flange, integrated solenoid and drive gear assembly
  • Terminals: Threaded stud connections for secure cable attachment
  • Use case: Replacement starter for hard-start, slow-crank, or no-crank conditions

Installation notes: Confirm fitment by matching your engine model, rotation requirements, mounting pattern, and electrical connections before ordering. Use clean battery cables and tight terminals to ensure maximum starting performance.

FAQ:

Is this starter marine-safe? Yes—this unit is labeled SAE J1171 / ISO 8846, indicating ignition-protected marine certification.

Will it fit both small and big block engines? It’s intended for small/big block marine applications; verify exact compatibility with your Indmar engine specifications.

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