Part Number: 571006
Get your engine turning over with confidence using the Indmar 571006 Starter, a proven OEM replacement built for dependable cranking power in Indmar inboard applications. Designed for GM-based marine engines, this bottom-mount starter delivers strong, consistent starts in all conditions—whether you’re launching for the first time or restarting after a long set on the water.
Engineered for durability, this starter features a heavy-duty motor and integrated solenoid designed to perform in harsh bilge environments. It’s ignition-protected and marine-rated, helping ensure safe operation on gasoline-powered boats. Built to meet SAE J1171 standards, it’s designed to resist sparks and withstand heat, vibration, and moisture common in marine use.
The 571006 is a bottom-mount starter used across a wide range of Indmar small block and big block engines, including 4.3L, 5.7L, and 8.1L platforms. It’s commonly found on many popular towboats powered by these engines.
Known fitments include:
- Supra Launch 21 V, Supra Launch 22 SSV, and Supra Sunsport 22 V
- Moomba Mobius LSV, Moomba Outback V, and Moomba Mobius XLV
- Malibu Wakesetter VLX and Malibu Sunsetter LXI
- MasterCraft X2 and MasterCraft XStar with Indmar engines
This starter is also widely used on Indmar engine packages such as the Monsoon, Assault, Hammerhead, and other GM-based configurations found in wake and ski boats.
Key Features:
- OEM Indmar part for proper fit and reliable operation
- Bottom-mount design for GM small and big block engines
- Marine-rated, ignition-protected construction (SAE J1171 compliant)
- Strong cranking power for consistent engine starts
- Heavy-duty solenoid and motor assembly for long service life
Fitment can vary by engine type, mounting style, and model year, so confirming compatibility by part number (571006) or engine specifications is recommended before ordering.
If your boat is showing signs of slow cranking or intermittent starting, the Indmar 571006 starter is a dependable solution that restores quick, reliable starts and keeps you focused on the water—not the engine bay.
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