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Unsure if this intake sealing is bad

steve0617

Jetboaters Lieutenant
Messages
167
Reaction score
88
Points
162
Location
Littleton CO
Boat Make
Yamaha
Year
2019
Boat Model
AR195
Boat Length
19
Caught some weeds over the weekend and while under the boat cleaning out the intake this morning, I decided to take some pics of the sealer of the grate against the hull.

Seems, I dunno, terrible? Is this what posts talk about when they seal up the intake grate? Adding what, straight silicone to the gaps to improve things?

Cause this looks pretty bad to me.

IMG_20190702_104226.jpgIMG_20190702_104234.jpgIMG_20190702_104249.jpgIMG_20190702_104308.jpg
 
if your not experiencing any cavitation, slow acceleration or violent shaking then I'd probably leave it alone,

Here is my thread with pictures, I was experiencing issues though,

You can clean it up and probably get better performance but if you're not experiencing any issues is it worth the effort,

some members are bondo'ing their intakes/pumps and sanding to get the entire surface smooth for better performance,

.
 
if your not experiencing any cavitation, slow acceleration or violent shaking then I'd probably leave it alone,

Here is my thread with pictures, I was experiencing issues though,

You can clean it up and probably get better performance but if you're not experiencing any issues is it worth the effort,

some members are bondo'ing their intakes/pumps and sanding to get the entire surface smooth for better performance,

.

I do experience cavitation on holeshots as it's a 195 but I don't know if it's 'normal' for the single engine versus a 'problem' as I've never been on a different 195. And I'm at 5500' so the best I've seen is about 6800rpm and 40mph, when it was brand new so I guess I don't know what I don't know yet.
 
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