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Review on πŸ”§ E-Cowlboy 303-770 Rear Main Seal Installer Tool: Optimized for Ford 4.5L, 6.0L, and 6.4L Powerstroke Engines, Rear Seal & Wear Ring Installation Solution by Dave Rasic

Revainrating 5 out of 5

Best Quality Tool Among Replacement Parts

The tool is well made and works perfectly, tighten 2 bolts until snug and back off both bolts a half turn to ease the transition of the gasket from the tool to the crankshaft without snagging on bumps.

Pros
  • DIRECT REPLACEMENT -- Replace ZTSE4515C ZTSE4515 303-770. This rear main seal installation tool makes the job easy!
Cons
  • Expensive