New JetManiac SJ/Standup ski waterbox

My friend just installed one of these and let me ride his ski (round nose with B pipe). It sounds very nice. I think it is pretty similar in noise to the newer x metal box I have in my AM hull (also B pipe). Good tone but doesn't hurt your ears. Pretty cool how small it is and the craftsmanship is very good. I had to trim a ton off of the outlet on my xmetal to make it fit. This one is plug and play. Nice work JM!
 

JetManiac

Stoked
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orlando
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Back in stock and ready to ship for you!
 
I have one going in a SN as we speak.

This box is much smaller than any I have installed. It will fit anywhere. They make a nice tone and are priced competitively


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Thanks for the Info Guys! I got a Sn with no waterbox and that sucker is loud! This is hopefully be just right!

They are nice, highly recommended


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What size are the inlet and outlets? Do you think it would flow enough for an 1100 triple?
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Same as stock. Never tried it but you probably should do raider 1100 rear waterbox conversion.

I need something that will fit in the front of the ski. I’m doing a Hydrospace with Kawi 1100. I have a modify SXR box but it’s not working out.


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Vumad

Super Hero, with a cape!
Location
St. Pete, FL
Anyone put one of these in a X2 yet? With or without a stock tank? My X2 never ran better than it did when I had a stock superjet box but I had a lot of problems with clearance and went back to the X2 design.
 
Location
West MI
thanks for the reply... I'm running Factory B pipe if that changes anything

It fits dandy. I oriented it like a wedge pointed forward, and shimmed it up with turf to keep the bpipe chamber aligned with the head pipe, cross the straps, and it is solid. The box will hit the front strap anchor, so be careful to protect it with more turf or whatever.
 
oh I went a bit crazy with my order with you last august... bought one of the couplers from you then when I built this ski.... ;)

"1. Black ADA girdled head kit complete(37cc domes) -Sale 329.
2. JM SS allen bling head bolt kit(10bolts/washers) Sale 15.
3. Rebuilt SN SJ OEM clean, used complete midshaft assembly 179.
4. NGK BR8ES solid tip longer reach spark plugs 4x 2.49
5. JM Yamasaki NEW OEM ignition coil(yellow sheathing) 139.
6. 61x carbon tech reeds 99. sale 89.
7. Oem style fuel filter 9.50
Parts associated with Bpipe install:
1. (black)ADA billet 45deg water bypass (pisser) 3/8" 12.
2. Factory Pipe headpipe gasket 8./ea.
3. (black)Silicone Coupler -Factory Pipe Bpipe headpipe to chamber 19.90
4. Silicone coupler for Factory Pipe 45deg -SJ chamber to SN waterbox 39.90
5. Bpipe Carb Jet Kit -plot/main jets/Popoff spring kit for oem single 44 12."

I'll be in touch about purchasing one of these waterboxes! As long as its quieter than a TDR waterbox…. lol
 
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