idle

The idle on my Ramjet 350 was always at 690 rpm winter or summer. Suddenly, a couple of days ago, the idle dropped to 500 rpm. Now it is always at 500 rpm. any ideas on how to change the idle of the Ramjet 350 fuelie? Thanks

So I'm very new to the car world, so just try and put up with me. I'm 23, navy aviation ordnancman. Recently decided it was that time in my life to start working on what I enjoy. And you guessed it, I love old cars haa. Went out about a week ago and bought a 74 nova custom, has a 383 in it...

Hi guys, I am new to the site and a pretty young gun when working with older cars. I have a 1974 Nova 250 6 cylinder with a single barrel (rebuilt just installed). The car starts no problem in park and will idle without any issues. When I put the car in drive it sputters and runs real rough or...

Hi All, I'm a complete novice so I'm looking for suggestions on how and what to troubleshoot to figure out why my car suddenly won't start. Here's the history of what's going on. 1971 Nova, 350 w/TH350 1. A few months ago I had a new carb and intake installed. It would start fine...

Having a problem getting my carb to run smooth. It is a model 7042984 for 1972 inline 250 (California model) Does anybody know the difference between the California model and the #7042014 which was the Monojet for cars with A/T except for Calif. For some reason my original carb, #7042984, is...

I have a 74' Nova with a 250 in-line 6 cyllinder engine. We just did a tune up to the Haynes repair manual specifications on Sunday and she worked great - Until we turned the engine off, let it sit for a few hours then started it up again. The idle comes on really high and we can't get it to...