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Topic:
Difference in parts from a carb rebuild kit from 4into1 vs existing parts
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Topic: Difference in parts from a carb rebuild kit from 4into1 vs existing parts (Read 2159 times)
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ekpent
Really Old Timer ...
Posts: 13,508
To many bikes-but lookin' for more
Re: Difference in parts from a carb rebuild kit from 4into1 vs existing parts
«
Reply #25 on:
June 04, 2021, 04:52:17 PM »
Me personally and as I have seen on 750's I would mount the jets so the size stamp is visible when mounted.
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gmoss
Full Member
Posts: 80
Re: Difference in parts from a carb rebuild kit from 4into1 vs existing parts
«
Reply #26 on:
June 04, 2021, 06:44:14 PM »
Thanks ekpent. That means the 4into1 kit had it right, and the PO or whoever did the carbs last didn't. That makes sense given the 7mm shorter CB500T slow jets that were also on the bike.
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PeWe
Really Old Timer ...
Posts: 16,528
Bike almost back to the 70's 2015
Re: Difference in parts from a carb rebuild kit from 4into1 vs existing parts
«
Reply #27 on:
June 04, 2021, 10:44:40 PM »
Be careful with the pilot jet. Measure the thin part with a caliper. Mine that looked the same were a little bit thicker so they broke in carbs and I had to drill the remaining crap out of the carbs.
This to test 42.5 in CB750 carbs.
My old stock 40 went back in.
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CB750 K6-76 970cc (Earlier 1005cc JMR Billet block on the shelf waiting for a comeback)
CB750 K2-75 Parts assembled to a stock K2
Updates of the CB750 K6 -1976
http://forums.sohc4.net/index.php/topic,180468.msg2092136.html#msg2092136
The billet block build thread
http://forums.sohc4.net/index.php/topic,49438.msg1863571.html#msg1863571
CB750 K2 -1975 build thread
http://forums.sohc4.net/index.php/topic,168243.msg1948381.html#msg1948381
K2 engine build thread. For a complete CB750 -75
http://forums.sohc4.net/index.php/topic,180088.msg2088008.html#msg2088008
Carb jetting, a long story Mikuni TMR32
http://forums.sohc4.net/index.php/topic,179479.msg2104967.html#msg2104967
Deltarider
Really Old Timer ...
Posts: 8,608
Re: Difference in parts from a carb rebuild kit from 4into1 vs existing parts
«
Reply #28 on:
June 04, 2021, 11:05:11 PM »
Main jets need the conical hole in top position and the seal in its top ring, so the shiny one has it right, the other one has it wrong.
«
Last Edit: June 06, 2021, 01:23:43 PM by Deltarider
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CB500K2-ED
Excel black
"There's enough for everyone's need, not enough for anyone's greed." Mahatma Ghandi
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Topic:
Difference in parts from a carb rebuild kit from 4into1 vs existing parts