- Technical Service Bulletins
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- Small Engine & Two-Stroke
Field Study: AMSOIL HP Marine in Evinrude E-TEC Two-Stroke Lean-Mix Setting (1.20 MB PDF)
Article: AMSOIL HP Marine Excels in Evinrude E-Tec Lean-Mix Setting
Mercury 525 EFI Engine Teardown Testimonial (with photos)
Blog Post: What Can Replace Mercury 25W-40 Marine Engine Oil?