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upstateamish's latest activity
U
upstateamish
reacted to
EFSM's post
in the thread
Hybrid clonesaw 365 with a 390 topend - aka the "86'r from youtube"
with
Like
.
Why are the new saws going short stroke? That makes sense on a 4 stroke (more room for valves) but a long stroke on a 2 stroke engine...
Nov 18, 2025
U
upstateamish
reacted to
Jake Dykstra's post
in the thread
Hybrid clonesaw 365 with a 390 topend - aka the "86'r from youtube"
with
Like
.
Not planning on using the 372 platform for the 592 build. Going to use the 572 platform. The 564 looks interesting for what it is but...
Nov 18, 2025
U
upstateamish
replied to the thread
Hybrid clonesaw 365 with a 390 topend - aka the "86'r from youtube"
.
Was away for the weekend but sounds like there's still a bit of interest in this project! Had a good conversation last night with my...
Nov 18, 2025
U
upstateamish
reacted to
Jake Dykstra's post
in the thread
Hybrid clonesaw 365 with a 390 topend - aka the "86'r from youtube"
with
Like
.
Thats exactly whats on my bench next. 592 should be here next week! I was thinking of starting with a 585 if I can't get enough weight...
Nov 17, 2025
U
upstateamish
reacted to
Ketchup's post
in the thread
Hybrid clonesaw 365 with a 390 topend - aka the "86'r from youtube"
with
Like
.
592 jug on a 572?
Nov 17, 2025
U
upstateamish
reacted to
Ketchup's post
in the thread
Hybrid clonesaw 365 with a 390 topend - aka the "86'r from youtube"
with
Like
.
You get more piston options and that may solve the wrist pin difficulties, but you only gain 12cc instead of 24. At that point you’re...
Nov 17, 2025
U
upstateamish
reacted to
Ketchup's post
in the thread
Hybrid clonesaw 365 with a 390 topend - aka the "86'r from youtube"
with
Like
.
It’s a ported 94.4cc saw that weighs 16.6lbs. Nothing else comes close to that.
Nov 17, 2025
U
upstateamish
reacted to
Jake Dykstra's post
in the thread
Hybrid clonesaw 365 with a 390 topend - aka the "86'r from youtube"
with
Like
.
That would be worth the work!
Nov 17, 2025
U
upstateamish
reacted to
Jake Dykstra's post
in the thread
Hybrid clonesaw 365 with a 390 topend - aka the "86'r from youtube"
with
Like
.
My 390 pho weights 19.6 lbs topped off.
Nov 12, 2025
U
upstateamish
replied to the thread
Hybrid clonesaw 365 with a 390 topend - aka the "86'r from youtube"
.
prototype 2 (pho with a 572 clutch cover, half wrap handle) weighs - 16.6lbs topped off with gas/oil
Nov 12, 2025
U
upstateamish
replied to the thread
Hybrid clonesaw 365 with a 390 topend - aka the "86'r from youtube"
.
Hey hey, it's been a minute. Sorry for leaving everyone hanging. . . I got pulled away on to some vehicle projects and then life got in...
Nov 9, 2025
U
upstateamish
reacted to
Ketchup's post
in the thread
Hybrid clonesaw 365 with a 390 topend - aka the "86'r from youtube"
with
Like
.
I took a lot of weight off. Cut the crown, slabbed the sides, cut windows, ground out a lot from inside. That piston had the original...
Nov 9, 2025
U
upstateamish
reacted to
Jake Dykstra's post
in the thread
Hybrid clonesaw 365 with a 390 topend - aka the "86'r from youtube"
with
Like
.
Ah shoot. That sucks. I had a 353 that I put lots of time into as well. It ripped for a 50cc saw. Lost a Cclip and wasted the piston and...
Nov 9, 2025
U
upstateamish
reacted to
Ketchup's post
in the thread
Hybrid clonesaw 365 with a 390 topend - aka the "86'r from youtube"
with
Like
.
Mine is all torn apart in a box under my bench. I think it ingested a piece of exhaust gasket. I put a lot of work into that piston...
Nov 9, 2025
U
upstateamish
reacted to
davidwyby's post
in the thread
Hybrid clonesaw 365 with a 390 topend - aka the "86'r from youtube"
with
Like
.
Take the V6 out of a truck and put a big block in. Negligible. I’m sure the weight is closer to the small saw weight than the big saw...
Nov 9, 2025
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