Author Topic: 550 piston-to-deck clearance?  (Read 553 times)

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Offline bistromath

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550 piston-to-deck clearance?
« on: September 01, 2009, 10:38:19 AM »
Anyone happen to know the stock piston-to-deck clearance of the 550 at TDC? Took mine apart before I measured it.  ::)
'75 CB550F

Offline bwaller

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Re: 550 piston-to-deck clearance?
« Reply #1 on: September 01, 2009, 12:15:09 PM »
The one I have apart now was 0.4mm (0.016") with a stock gasket.

Offline bistromath

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Re: 550 piston-to-deck clearance?
« Reply #2 on: September 01, 2009, 12:24:39 PM »
Thanks! I can't figure out how the Gentleman's Express pistons were supposed to be only 10:1, because the number I get from their work (modeled it up in CAD) is around 11.2:1. Hmm.
'75 CB550F