oem flame arrestors with aftermarket hoods wtf?,

Maybe im missing something here. why in the heck does people buy aftermarket hoodsand use scuppers or one ways,that is supose to keep water out. use oem hood seals, which we all know work.then claim they need oem flame arrestors? isnt the purpose of buying a wcf 900 hood kit to keep water out?whats the hype for oem flame arrestors.im runng after market and always here guys at the lake you need oem flame arrestors they are freestyle aproved.there has to be a performance loss.why would they make after market flame arrestors.maybe im thinking to much at work.
 
I got you about slut mod never owned a square. just wondering if i was missing something with oem flame arrestor. My ski never takes on water.after subs,huge fountains, everything. I also dont ride surf. Maybe its a surf thing?Ive got an 1100 gallon bilge pump and never use i try but no water really get in. Do others have problems with water in your hull and not from leaky scuppers?
 

OCD Solutions

Original, Clean and Dependable Solutions
Location
Rentz, GA
My ski had a 1" scupper the last owner put in plus a 500gpm bilge and it rarely ever got water in it except for fountains.

Last year I had two big cracks in the handpole mount and a f**ked up hood seal so I had to watch it a little closer.

I run a single K&N filter and only had a problem with water ingestion in the last month of the season as my seal finally fell apart and the temporary silicone job on my cracks let go.

This year I have a 2" scupper, all new seals, repaired all the cracks, slutty hood mod and glassed over top vents. I will be running a Prok multi fit with a outwears sock just in case.

No fear of aftermarket here.
 

Waste Land

Non Multa Sed Multum
Location
Florence, AL
Hood kits do help keeping water out, and more importantly where it flows when it comes in. It also is alot lower for some tricks a better looks, offers holds, and less wieght and more strength.

I have a hood, scupper and dual 500 pumps......I still keep water in my hull. Esp when you get into freestyle instead of rec riding and your trying trick after trick or in comp when you have 2 minutes and water injestion can kill you.

It's just THAT much more protection on your motor.

why would they make after market flame arrestors.maybe im thinking to much at work.

More shiny stuff people like that looks pretty. Honestly....try both stocker and aftermarket back to back....you cannot feal ANY diffrence.

AM uses a mesh screen around it for protection....good for flow....but easy for water to hit it.

STOCK uses.... 3 screens(most people take out 2 though) which is still about the same flow as the AM's plus they have a covering around them that doesnt allow water to go in easily.
 
Hood kits do help keeping water out, and more importantly where it flows when it comes in. It also is alot lower for some tricks a better looks, offers holds, and less wieght and more strength.

I have a hood, scupper and dual 500 pumps......I still keep water in my hull. Esp when you get into freestyle instead of rec riding and your trying trick after trick or in comp when you have 2 minutes and water injestion can kill you.

It's just THAT much more protection on your motor.



More shiny stuff people like that looks pretty. Honestly....try both stocker and aftermarket back to back....you cannot feal ANY diffrence.

AM uses a mesh screen around it for protection....good for flow....but easy for water to hit it.

STOCK uses.... 3 screens(most people take out 2 though) which is still about the same flow as the AM's plus they have a covering around them that doesnt allow water to go in easily.

i saw someones ski upside down 2 weeks ago. feeled up the partly with water got in the stock fa .stock fa upside down holds water like a buckett of kfc chicken turned the ski back over filled the engine with water it acted more like a funnel then protection. got my first 550 in 1996 always had aftermarket fa never had a problem with water due to aftermarket.
 

DAG

Yes, my balls tickled from that landing
Location
Charlotte, NC
do outwears on aftermarker FA's keep all the water out?
can anyone feel the differeance in power with an outwear on?
 

SJBrit

Extraordinary Alien
Location
Bradenton, FL
i saw someones ski upside down 2 weeks ago. feeled up the partly with water got in the stock fa .stock fa upside down holds water like a buckett of kfc chicken turned the ski back over filled the engine with water it acted more like a funnel then protection. got my first 550 in 1996 always had aftermarket fa never had a problem with water due to aftermarket.

Yup: if you're going to spend a lot of time upside down with water in the hull then, on balance, you're better off with aftermarket FAs. That pretty much means surfriding.
 

crammit442

makin' legs
Location
here
Hood kits do help keeping water out, and more importantly where it flows when it comes in. It also is alot lower for some tricks a better looks, offers holds, and less wieght and more strength.

I have a hood, scupper and dual 500 pumps......I still keep water in my hull. Esp when you get into freestyle instead of rec riding and your trying trick after trick or in comp when you have 2 minutes and water injestion can kill you.

It's just THAT much more protection on your motor.



More shiny stuff people like that looks pretty. Honestly....try both stocker and aftermarket back to back....you cannot feal ANY diffrence.

But you CAN feel a difference in a lightened OEM flywheel?????? I doubt it. The risk of breaking a lightened flywheel is as high as water intrusion from F/A's, yet it is a popular mod. At low power levels, you might not be able to see a substantial difference, but at higher power levels, there is a large difference in flow. Not just in volume, but in where the air is directed into the carbs. Malone is running aftermarket F/A's and so are many of the top pro's. Even Paul runs aftermarket. Wonder why? The potential for the OEM to become a bucket when the boat is upside down is a pretty big deal also.
 

SuperJETT

So long and thanks for all the fish
Location
none
I run plain old Tau Ceti arrestors, no outerwears under my 24/7 hood, no water issues whatsoever. Only because that's what the carbs came with though, I'm cheap and run whatever I can afford easiest.
 

crammit442

makin' legs
Location
here
I run plain old Tau Ceti arrestors, no outerwears under my 24/7 hood, no water issues whatsoever. Only because that's what the carbs came with though, I'm cheap and run whatever I can afford easiest.


I run the same thing w/an XFT hood on one boat and a modified stock hood on the other. No issues here and I suck at riding so I probably have more water in my boat than most.:smile:

Charles
 

djkorn1

kidkornfilms
Site Supporter
Location
Cleveland Ohio
The OEMS are good for deep subs, nose stabs, etc.
The aftermarkets are good when your ski is upside down.

(My ski has never ended up upside down, yet)

Pick your poison.
 

Matt_E

steals hub caps from cars
Site Supporter
Location
at peace
My take: I have run my Roundnose with dual 44's and single OEM flame arrestors all season last year. Lots of flatwater freestyle, failed rolls, stabs, inverted subs, regular subs, plenty upside down.
They also saw a couple of days in the surf.
They ingested water on a somewhat regular basis - I am not really surprised at that.

This year, I am running a different motor (for the time being) with a single Riva 48 and a Round Aftermarket Flame arrestor (not sure which make) and outerwear.

Same hull - the only variable is the motor, and subsequently carbs and FA's.
Same usage - flatwater freestyle, and 3 days surf use.

It ingests less water than the other motor did. :dunno:
 
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