Sportscraft Swivel and Roamer Seatbase 230Ah

SkyTri

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Hi all,

Does anyone have this combo and has made it fit? I want to fit a Roamer Seatbase 230Ah under the passenger seat, which has the battery version of the sports craft swivel.

The Roamer battery is tall enough to be almost flush with the top of the seat base itself (pic 1), and the swivel has a reinforcing bar running across it (pic 2) which eats in to this space and therefore doesn't have sufficient clearance. The bar is about 12mm, and the spacers that are welded to the swivel in the corners are 6mm, meaning the protrusion in to the seat base is about 6mm.

I am thinking I might order some longer bolts and add ~7mm of spacers which should work...

Pic 1 - Battery in Seatbase
PXL_20250702_144159612.jpg

Pic 2 - Reinforcing bar on swivel
PXL_20250702_144213742.jpg


Thanks
 
Cant answer your question exactly as I have factory swivels but don’t forget that the floor slopes in the van and the seatbase mounting studs raise the seatbase above the floor by a good few mm.
Install it the other way round too, so that the battery connections are at the front.
installed, my Roamer 230ah seatbase (Gen 2) sits below the seatbase (see pic).

IMG_0890.webp
 
Not SC swivels.....

Bit more info anyway.






.
 
Cant answer your question exactly as I have factory swivels but don’t forget that the floor slopes in the van and the seatbase mounting studs raise the seatbase above the floor by a good few mm.
Install it the other way round too, so that the battery connections are at the front.
installed, my Roamer 230ah seatbase (Gen 2) sits below the seatbase (see pic).

View attachment 294085
Ah - great shout! Thanks. My van is away getting a pop top done and I'm getting impatient and trying to start trial fitting things. I should wait until it comes back. Thanks for the response!
 
OK I now have the van back and this is still not easily going in.

I have the battery resting on the metal floor of the van, as below.
PXL_20250712_194724569.jpg

This makes the front edge of the battery almost exactly level with the edges of the seat base. I have tried moving the battery backwards/forwards, turning it round, propping the back up to make it more level, but no improvement.
PXL_20250712_194802209.jpg

The Sportscraft battery base has a strengthening stretcher running across it, which sits on the battery.
Underside of the base:
PXL_20250712_194845331.jpg

The stretcher resting on the top of the battery:
PXL_20250712_194953146.jpg

I then packed the base out with some spacers; I wouldn't want to go any more to make sure I have sufficient remaining thread for the nuts that hold the seat in place. Spacers:
PXL_20250712_195559401.jpg

With spacers in placeI can get the swivel base fitted, but the stretcher is contact the top of the battery (not the terminals though) and will be applying pressure to the case.

This is all without the floor mat installed, too!

What's wrong here?!

Thanks :)
 
On factory swivels the seat runners are mounted directly on top of the seat base so I suppose that gives a bit more clearance whereas on the Sportcraft that stretcher is literally touching.
I can’t see your seatbase double studs from your pictures, but are they the same as these?


Could you remove, and additionally/alternatively add a washer/spacer to the underside between the van floor and the stud if there is enough thread. Would that be enough?

Can you find a way to add spacers between the seat base top and the swivel mount? Don’t know how much thread length there is.

Otherwise it is looking like they aren’t compatible as is.
 
I had the same issue with my last AGM battery due to the cross bar on the SC Swivel base protruding below the top of the seatbase. I resolved it by adding spacers between Swivel base and seatbase.

My current Roamer 160 SMARTpro4 was also v tight as wanted to use a battery tray, but worked once had moved it to the back of the seatbase

As said options are to space up the seatbase on the chassis by penny washers between double threaded stud and seatbase or spacers between the seatbase and SC Swivel. Kirivans supply them, as do others but dont know if will work on the SC seatbase. Thread here.

I didnt know about the RIB spacers so made my own spacers to go between the seat base and SC Swivel base. I dont need them with my new battery. Will add a pic for reference
 
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Spacers (not crash tested obviously & not picked up during MOT). Leave an inelegant gap between swivel and seatbase. Were fitted for a couple of years. Had to tighten them once so would use thread lock next time.

f1ecc3ba-1da6-413d-9b2a-ad2d46a0aa97~1.jpg
 
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I used the Rib swivel and the rib spacers from kiravans. It’s tight at the front sat on the carpet but it fits. The rib has a central swivel ring so slightly different on clearances. Could measure if you like.
1752419701081.webp
 
Does it really have to swivel, that's my 230Ah Roamer, a Renogy DCC50S, Renogy smart shunt and assorted fuses under a fixed drivers seat.
IMG20230612162241.webp
 
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