Mercury MerCruiser 4.3 Litre Vortec Thunderbolt V6 Tune Up Kit – MR43LTS Plugs – MMD Powerline M43TBOLT
About this item
Hey boat owners!
If you've got a Mercury MerCruiser 4.3 Litre Vortec Thunderbolt V6, this tune-up kit is exactly what you need to keep it running smooth on the water.
It's brand new and includes everything for a solid tune-up, with MR43LTS plugs—the right ones for this engine.
The kit comes from MMD Powerline, part number M43TBOLT, and includes a 1-year warranty.
It's designed for that specific marine engine, so you know it's a match.
Whether you're prepping for the season or fixing a rough idle, this kit will get your boat purring again.
Easy installation if you're handy with a wrench, or take it to your marina.
Either way, you'll notice the difference in performance.
So don't let engine issues keep you docked.
Grab this tune-up kit and hit the water with confidence.
- Free shipping
- Free 30-day returns
How do you want your item?
Free 30-day returns
