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Author Topic: cb750 to 900cc -- I need one 67mm big bore Mahle piston  (Read 853 times)

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Offline hondarc174

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cb750 to 900cc -- I need one 67mm big bore Mahle piston
« on: July 05, 2021, 12:19:47 pm »
Hi Everybody,


Still looking for one 67mm Mahle piston, I have 3 new!

Best regards,






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Online PeWe

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Re: cb750 to 900cc -- I need one 67mm big bore Mahle piston
« Reply #1 on: July 05, 2021, 12:51:43 pm »
If not finding one. Dynoman has modern design of 67mm pistons.  They differ some compared to early 70's design.
http://dynoman.net/images/engine/piston/DP890/DP890.jpg

Note! Important to be aware of.
67 mm = 890cc (888)
67.5mm = 900cc (slightly over)
Best to verify bore diam vs piston diameter where measured down the skirt.
« Last Edit: July 05, 2021, 12:55:06 pm by PeWe »
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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
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