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RKT Big Bore Kit

541 Views 3 Replies 4 Participants Last post by  rotax7
looking into the RKT big bore kit for my 05 rev 800... anyone have any info???
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If you ask me I think its the best mod I've had done.His workmanship is second to none,If you have a question email or call him-if you get his machine leave a message and he's going to call you back in a short amount of time.He's got a new piston design this year that sounds very promising and his heads are the best-hands down.Mine has made big power and I use it for lake drags I had all my port work updated and my cases ported this year by Kelsey and I cant wait to give it a run.This is only my opinion but Im sure your going to find alot people who say the same
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articdoo said:
If you ask me I think its the best mod I've had done.His workmanship is second to none,If you have a question email or call him-if you get his machine leave a message and he's going to call you back in a short amount of time.He's got a new piston design this year that sounds very promising and his heads are the best-hands down.Mine has made big power and I use it for lake drags I had all my port work updated and my cases ported this year by Kelsey and I cant wait to give it a run.This is only my opinion but Im sure your going to find alot people who say the same

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did you have to do any fuel or clutching changes
you should rejet and re clutch . . from 135-145 hp to 160-165+ . . and a bunch of torque . . you'll need to reclutch.

doing BJ's 840 . . looking forward to that!


i have RKTs 734 on my 700 mod . . its a good runner!
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