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Hey. Same issue here. Stock Yamaha manifold and riser is hitting the ebox with Rhaas set up. Can’t move engine forward enough. What did you end up doing.

Ok, thanks!

Thanks. I’m looking for the superjet head and exhaust mount. Going to thread in the 8mm inserts instead of drilling the manifold holes larger

That’s now my plan and installing the 8mm thread in inserts into the jugs to fasten the exhaust manifold

I’m in process of swapping a 701 from a waveventure into my JS550 with Rhaas kit. I purchased a complete exhaust from a superjet. I’ve discovered among other things the breadbox does not mount up to the 62t head. The mount is on the rear of the head instead of the front. Is my only option to...

I’m in process of swapping a 701 from a waveventure into my JS550 with Rhaas kit. I purchased a complete exhaust from a superjet. I’ve discovered among other things the breadbox does not mount up to the 62t head. The mount is on the rear of the head instead of the front. Is my only option to...