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Author Topic: Measured my crankshaft journals  (Read 687 times)

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Offline crxnug

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Measured my crankshaft journals
« on: February 11, 2020, 02:45:39 PM »
i Measured my crankshaft journals on my 1978 cb750k and measurement came out at 1.415 on all journals, does anyone have a chart on which bearing i would need, any help would be much appreciated
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Offline bryanj

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Re: Measured my crankshaft journals
« Reply #1 on: February 11, 2020, 04:53:04 PM »
Need to know casing codes and prefferably crank markings
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Semi Geriatric ex-Honda mechanic and MOT tester (UK version of annual inspection). Garage full of "projects" mostly 500/4 from pre 73 (no road tax in UK).

Remember "Its always in the last place you look" COURSE IT IS YOU STOP LOOKIN THEN!

Offline PeWe

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Re: Measured my crankshaft journals
« Reply #2 on: February 12, 2020, 03:30:37 AM »
Search and you'll find. 
There are several detailed old threads about it with the chart from CB750 shop manual attached.

Use Google  sohc forums + crank bearings
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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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