Author Topic: CB550 '74 head on '76 cylinders?  (Read 1318 times)

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Offline Phaedrus

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CB550 '74 head on '76 cylinders?
« on: March 16, 2006, 10:03:14 AM »
What it says on the tin.  Is this possible?  Does a '74 head fit on '76 jugs?
« Last Edit: March 16, 2006, 10:54:59 AM by Phaedrus »
Jason
1976 CB550 - Texas

Offline TwoTired

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Re: CB550 '74 head on '76 cylinders?
« Reply #1 on: March 16, 2006, 11:17:13 AM »
Yes
Lloyd... (SOHC4 #11 Original Mail List)
72 500, 74 550, 75 550K, 75 550F, 76 550F, 77 550F X2, 78 550K, 77 750F X2, 78 750F, 79CX500, 85 700SC, GL1100

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Offline Phaedrus

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Re: CB550 '74 head on '76 cylinders?
« Reply #2 on: March 16, 2006, 11:34:32 AM »
cool, thank you.
Jason
1976 CB550 - Texas

Offline crazypj

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Re: CB550 '74 head on '76 cylinders?
« Reply #3 on: March 16, 2006, 11:07:34 PM »
you could use a CB650 head with a home made big bore kit. Stud spacing is all the same. Your on your own for gaskets though
PJ
I fake being smart pretty good
'you can take my word for it or argue until you find out I'm right'

Offline Phaedrus

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Re: CB550 '74 head on '76 cylinders?
« Reply #4 on: March 22, 2006, 07:43:06 AM »
okay, deal on '74 head fell through.  Do cb500 heads fit the 550s?
Jason
1976 CB550 - Texas

Offline bryanj

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Re: CB550 '74 head on '76 cylinders?
« Reply #5 on: March 22, 2006, 08:20:45 AM »
YEP all 500/550 heads are the same but the bolted on inlet manifolds are different 77/78 K model (so swop em)
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).

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