So I finally got the 701 template back from my friend @yamanube
I haven’t measured it with a caliper but it is very minimal port height difference
I’ll post both 701 & 650 template on here first 2 are 701 temp. Second 2 are 650..
Here’s some pictures of the jug, so compared to a stock 650 jug I have it’s HUGE comparison, but it has a lengthened boost port and also a shortened the bottom of the sleeve, not sure how much that helps .. but let me know what you guys think just trying to learn and go in the right direction
Just starting to get a little low on comp, 125 each hole
The 62t i have for the ski is bone stock so dual 38s I believe
But I do have some parts ready to go on once I decide on if I’m using this ported jug or not.. lol
Coffman sizzler pipe
A ignition module that protec has modded and added a...
Not sure if this is the right place, but I have a 701 62T I’m getting ready to drop in my sn super jet. Pulled from a running couch, but it’s a little tired but a runner.
Recently I picked up a 650 cylinder that’s bored to a 701 with new pistons in a box, and a worked over cylinder head..the...
Old post but my friend owns a shop here in cen cal and told me he took a Yamaha 650 and welded on rm500 quad reed cages on and it was a mosster back in the mid 90s.. possibly his old motor? Darren Pritchett is his name if it rings a bell to you.. super cool regardless
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