Re: How much would it cost to do permanent change from leaded to unleaded in a car?
Originally Posted by RPO-083
Put in an XF unleaded engine. But, then again, if yours is an alloy head in the XE what is the difference?
i have run MY alloy head XEs for 100s of thousands of kays on gas, which is lacking lead also and never had a prob, any thing with an alloy head should be ok, but i would use high octane fuel otherwise you will need to reterd ignition timing a little to reduce pinging
""not in full control of vehicle" officer? did you not see those perfect figure 8s!