✅ Compatibility

• Engine Family: 170F / 178F / 186F series single-cylinder air-cooled diesel engines (Chinese standard universal engine platform)
• OEM / Cross Reference Part Numbers:
  • Standard: 170FE-15100A (170FE15100A)
  • Standard: 170F-15100A (170F15100A)
  • Standard: 170E-15100A (170E15100A)
• Fits 170F / 178F / 186F Series Single-Cylinder Air-Cooled Diesel Engines:
  • 170F — single-cylinder air-cooled diesel (~3.5HP) — generator / water pump / sprayer
  • 178F — single-cylinder air-cooled diesel (~5HP) — generator / water pump / compressor
  • 178FA — single-cylinder air-cooled diesel with electric start (~5HP)
  • 186F — single-cylinder air-cooled diesel (~6.5–7HP) — generator / compressor / pump
  • 186FA — single-cylinder air-cooled diesel with electric start (~6.5–7HP)
• Fits Boss Air Compressors (186F-powered):
  • Boss BC20D-112L — 20-gallon diesel air compressor (186F series engine)
• ⚠️ Fitment Note: The 170F / 178F / 186F engine series is manufactured by multiple Chinese engine producers (including Changfa, Jiangdong, and others) under a common standard design. Verify your engine model designation (170F / 178F / 178FA / 186F / 186FA) and existing starter part number before ordering. Contact us to confirm fitment.

🔧 Product Highlights

• Direct OEM Replacement — 170FE-15100A Starter for 170F / 178F / 186F Universal Diesel Engine Platform: Drop-in replacement for all compatible 170F, 178F, 178FA, 186F, and 186FA single-cylinder air-cooled diesel engine applications — matching original 170FE-15100A / 170F-15100A / 170E-15100A starter specifications for reliable electric starting
• 6 Part Number Formats Covered — Hyphenated and Continuous Formats for All Catalog Compatibility: Covers 6 part number variations — 170FE-15100A / 170FE15100A / 170F-15100A / 170F15100A / 170E-15100A / 170E15100A — in both hyphenated and continuous formats, ensuring correct identification across all engine manufacturer catalogs, equipment brand parts lists, and aftermarket supplier databases
• 170F / 178F / 186F — The World’s Most Widely Produced Single-Cylinder Diesel Engine Family: The 170F / 178F / 186F series is a Chinese national standard single-cylinder air-cooled diesel engine design manufactured by dozens of Chinese engine producers (including Changfa, Jiangdong, Loncin, and others) and exported to over 100 countries. These engines power a vast global installed base of small generators, water pumps, agricultural sprayers, diesel air compressors, and small construction equipment across Asia, Africa, South America, Australia, and beyond
• Boss BC20D-112L — Boss’s Popular 20-Gallon Diesel Air Compressor for Remote Jobsite and Farm Applications: The Boss BC20D-112L is one of Boss’s well-known diesel-powered air compressors in the Australian and South African markets — trusted by tradespeople, farmers, and remote-site operators for powering pneumatic tools in locations without reliable grid power. The BC20D-112L uses the 186F series diesel engine, making this starter a direct replacement for Boss compressor owners
• Electric Start Convenience on a Universal Diesel Platform — Essential for Daily Operation: The 170F / 178F / 186F engines in FA (electric start) configuration use this starter for convenient push-button starting — eliminating recoil pull-start effort for operators using generators, compressors, and pumps in daily commercial, agricultural, and construction site applications
• Starter Motor Failure on 170F / 178F / 186F Engines — Simple, Reliable Replacement for a Universally Deployed Engine: Starter motor failure on 170F / 178F / 186F engines typically presents as no-crank or slow-crank on electric-start variants. Due to the universal nature of this engine platform, quality replacement starters are available and straightforward to install — restoring electric start functionality with minimal downtime

📦 What's Included

• 1× Starter Motor — New Aftermarket (170FE-15100A / 170F-15100A / 170E-15100A)

🔑 Key Specs

• Part Numbers: 170FE-15100A / 170FE15100A — 170F-15100A / 170F15100A — 170E-15100A / 170E15100A
• Compatible Engines: 170F / 178F / 178FA / 186F / 186FA single-cylinder air-cooled diesel
• Compatible Equipment: Small diesel generators / water pumps / agricultural sprayers / diesel air compressors / small construction equipment — Boss BC20D-112L air compressor
• Application: Universal single-cylinder diesel engine platform — agricultural / construction / generator / compressor / pump
• Condition: New Aftermarket
• SKU: 170FE-15100A

⚠️ The 170F / 178F / 186F engine series is produced by multiple manufacturers under a common standard design. Please verify your engine model designation (170F / 178F / 178FA / 186F / 186FA) and existing starter part number before purchasing. Contact us if unsure — we are happy to confirm fitment for your 170F / 178F / 186F engine application or Boss BC20D-112L air compressor.