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Aftermarket Starter Solenoid 66-8100, Aftermarket Starter Solenoid 66-8100 replacement, 66-8100 solenoid, aftermarket solenoid, OEM replacement solenoid, starter solenoid, solenoid for starter repair, Hitachi solenoid, 66-8100 replacement part, automotive electrical replacement parts
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Aftermarket Starter Solenoid 66-8100

Hitachi
66-8100
In stock
Solenoid
$70.00

Aftermarket Starter Solenoid 66-8100

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Specifications
SPECS:12 Volt, 3-Terminal
SPECS FOR:Hitachi OSGR Starters
DIM 1:Batt. Term. M8 x 1.25
DIM 2:Motor Term. M8 x 1.25
DIM 3:Switch Term. Male Spade
Voltage
12
LESTER NUMBERS
16540, 16584, 16611, 16694, 16803, 16811, 16814, 16816, 16982, 16986, 18051, 18053, 18201, 18205, 18492, 18492C, 18493, 18493C
Replaces
Hitachi 2114-17005, 2114-17505, 2114-37504, 2114-37505, 2114-37602, 2114-57503, 2114-57508, GD208457-A, Ishikawajima 185816111, Nissan, Infiniti 23343-04E00, 23343-04E01, 23343-36A00, 23343-36A01, 23343-M4900, 23343-V5301
UNIT NUMBERS
Ford SBA-18508-6170, SBA18508-6170, SBA18508-6221; Hitachi PP106, S114-252, S114-252A, S114-252B, S114-252C, S114-252E, S114-252F, S114-253, S114-253A, S114-253B, S114-254, S114-254A, S114-254B, S114-254C, S114-254D, S114-255, S114-255A, S114-257, S114-257G, S114-258, S114-258A, S114-258C, S114-264, S114-264A, S114-265, S114-268, S114-322B, S114-332, S114-344, S114-344E, S114-347, S114-349, S114-349A, S114-349B, S114-374, S114-374A, S114-374B, S114-393, S114-393A, S114-393AR, S114-403, S114-403B, S114-440, S114-441, S114-441A, S114-441B, S114-483, S114-483A, S13-132, S13-56, S13-56A, S14-483; Ishikawajima 18508-6170, 18508-6221, 185086200; Kohler 344743-P; Massey Ferguson 3435-016-M91; New Holland SBA18508-6221; Nissan, Infiniti 23300-04E00, 23300-04E01, 23300-04E01R, 23300-05P01, 23300-05P01R, 23300-36A00, 23300-36A00R, 23300-37A00, 23300-37A01, 23300-37A01R, 23300-37A02, 23300-D0300, 23300-D0301, 23300-D0301R, 23300-H9100, 23300-H9101, 23300-H9101R, 23300-M4900, 23300-M4901, 23300-M4902, 23300-M4903, 23300-M4904, 23300-M4904R, 23300-N5900, 23300-N5901, 23300-N5902, 23300-N5903, 23300-N5903R, 23300-R2000, 23300-R2002, 23300-U7500, 23300-U7502, 23300-V5300, 23300-V5301, 23300-V5302, 23300-Y7000, 23300-Y7001, 23300-Y7002; Original Reference Number PE-106; Prestolite 20513065; Toyosha 3601-8501-01, 5601-8501-00; Yanmar 121256-77011, 124976-77010, 124976-77011, 129573-77010, 171008-77010

Aftermarket Starter Solenoid 66-8100 Product Overview

Aftermarket Starter Solenoid 66-8100 is an aftermarket solenoid intended for compatible starter repair, rebuilding, and maintenance applications. It is designed for professional rebuilders, technicians, repair shops, and customers who need a dependable replacement for a worn, damaged, corroded, or missing component. Before ordering, confirm the product name, part number 66-8100, measurements, mounting style, connector configuration, original equipment references, and application information.

Product Specifications and Application Details

The original listing provides these product-specific details: Specifications SPECS:12 Volt, 3-Terminal SPECS FOR:Hitachi OSGR Starters DIM 1:Batt. Term. M8 x 1.25 DIM 2:Motor Term. M8 x 1.25 DIM 3:Switch Term. Male Spade Voltage 12 LESTER NUMBERS 16540, 16584, 16611, 16694, 16803, 16811, 16814, 16816, 16982, 16986, 18051, 18053, 18201, 18205, 18492, 18492C, 18493, 18493C Replaces Hitachi 2114-17005, 2114-17505, 2114-37504, 2114-37505, 2114-37602, 2114-57503, 2114-57508, GD208457-A, Ishikawajima 185816111, Nissan, Infiniti 23343-04E00, 23343-04E01, 23343-36A00, 23343-36A01, 23343-M4900, 23343-V5301 UNIT NUMBERS Ford SBA-18508-6170, SBA18508-6170, SBA18508-6221; Hitachi PP106, S114-252, S114-252A, S114-252B, S114-252C, S114-252E, S114-252F, S114-253, S114-253A, S114-253B, S114-254, S114-254A, S114-254B, S114-254C, S114-254D, S114-255, S114-255A, S114-257, S114-257G, S114-258, S114-258A, S114-258C. Use this information together with the product photographs, dimensions, cross-reference numbers, and application notes when confirming the correct replacement.

Key Features and Benefits

  • Product-specific aftermarket replacement for compatible starter applications
  • Part-number-focused identification for easier comparison and ordering
  • Suitable for professional repair, rebuilding, inspection, and maintenance work
  • Designed to support dependable fit, operation, and long-term service performance
  • Useful for matching original equipment numbers and common cross-reference numbers

Compatibility and Fitment Guidance

Fitment can vary by vehicle model, starter or alternator design, production date, manufacturer, connector style, mounting configuration, and original equipment number. Compare the listed part number, product photos, dimensions, Lester numbers, unit numbers, and replacement references with the original component. Contact RCAutoElectric when additional compatibility confirmation is required.

Professional Installation Notes

Inspect the complete assembly and related components before installation. Professional installation or rebuilding service is recommended whenever specialized tools, electrical testing, soldering, pressing, torque specifications, or technical adjustments are required.

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Frequently Asked Questions

How do I confirm this part is compatible? +
Compare 66-8100, dimensions, cross-reference numbers, mounting details, application notes, and product images with the original component before ordering.
Is this an OEM part or an aftermarket replacement? +
This listing is for an aftermarket solenoid unless the original title or description specifically states that the item is OEM.
What should I verify before ordering? +
Check the original equipment number, unit number, measurements, connector style, mounting design, rotation or polarity when applicable, and all fitment details in the listing.
Is professional installation recommended? +
Professional installation or rebuilding service is recommended when the job requires special tools, electrical testing, soldering, pressing, torque settings, or technical adjustments.
Where can I find related repair parts? +
Use the internal links in the SEO section to browse related starters, starter parts, starter rebuild kits, alternators, alternator parts, and alternator rebuild kits.

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