Monthly archives: September, 2010

Colder plugs

I put some cheapo autolite spark plugs in the car today because they are a step colder than the stock temp ones. It seemed to completely eliminate the hesitation I’ve been feeling when the car is already warmed up, but I haven’t gotten to put many miles on them yet. I’m really interested to see…


Cold start issues

So, it’s been a bit since my last post, but a lot has happened in the past couple weeks. I’ve had a few tanks of just E85 go in so at this point it’s getting fairly close to pure E85. Cold starts have been a serious issue when the temp out is below 65F or…


A few days pass

So, two days after having to drain the engine of water it ingested because of A2DOT breaking a water main, the car seems to be ‘happy’ again. I unfortunately had to put 93 octane gas into the tank last night because I still don’t know where enough E85 stations are everywhere. I need to make…


First tank impressions

Well, now that I’ve officially ran down a full tank rather than adding to it when I feel uncomfortable about the availability of E85 on a trip, I can write down some thoughts about it. First off, yes, I saw quite a mileage decrease over 93 octane fuel. This was to be expected. I’m estimating…


Cobalt SS E85 conversion

So I’ve had the thought for a few years to convert my car to run on E85 rather than 93 octane fuel. I finally got the ambition to try it out, so I ordered a set of 80#/hr injectors and installed them. I’ve been using my hptuners device to flash and calibrate the car to…