The Ford Barn - View Single Post - How do I measure a small piston to head clearance

Bluebell · 07-13-2016, 01:58 PM

Hello Ron, I thought about 7.5:1 C.R. I'll have to work it out now that you've said. Our gas here is either 91 or 95 with 98 available (98 is ethanol)
I will be running a crab dizzy.
Thanks for the warning Ron. I was just going to run it.

07-13-2016, 01:58 PM	#14
Bluebell Senior Member Join Date: Nov 2012 Location: Tauranga, New Zealand Posts: 726	Re: How do I measure a small piston to head clearance Hello Ron, I thought about 7.5:1 C.R. I'll have to work it out now that you've said. Our gas here is either 91 or 95 with 98 available (98 is ethanol) I will be running a crab dizzy. Thanks for the warning Ron. I was just going to run it.