VIFブログ
Evinrude & Johnson Propellers – Buying Guide 2026
The 25-Year Factory Guide to a Buttery-Smooth RideLook, manufacturing marine propellers for over 25 years teaches you...
How A Boat Speedometer Works: Pitot Tube Vs Gps Vs Paddlewheel Explained
Your Boat speedometer needle is twitching. The numbers aren't adding up. Or you're staring at three different units on...
4-Stroke Outboard Piston Ring Life: When To Replace & Signs Of Wear
Most boaters ignore the piston rings inside their outboard powerheads. We just want to get on the water. You turn the...
1977 Johnson 115 Hp Review: Is It Still Worth Running?
Few outboard engines spark as much debate as the 1977 Johnson 115 HP.Some old-timers swear it's the most reliable...
How To Change An Outboard Impeller: Step-By-Step Guide
After 25 years of engineering and manufacturing marine propulsion components, we at VIF Propeller have analyzed...
How To How To Build An Outboard Stand: Complete Guide (2026)
Dropping an outboard motor on the garage floor hurts. Watching it tip off a flimsy sawhorse is even worse. Either way,...