#10

08-26-2019, 09:23 AM

John Milner John Milner is offline

Ultimate Warrior

Join Date: Nov 2004

Location: Oklahoma

Posts: 1,173

Quote:

Originally Posted by pastry_chef

What cam in the 10:1 400 John?

On my 96,000 mile 10:1 YS 400, I am running the stock 067 Pontiac cam. On the other 10:1 400, I am running a ram air 4 cam. Both run fine on 91 octane. One engine has never been into other than a timing chain and I have owned and driven it regularly since 2004. The one with the ram air 4 cam, I have been running it since about the same time period, 2003 or 2004. It runs on the same 91 octane fuel. It doesn't overheat and it doesn't ping any.

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