high rpm

68 mustang: 302 SB, Edlebrock RPM performer Manifold, 34 degrees timing, 1406 Edlebrock carb. electric choke is "keyed" on and adjusted for current weather. I've performed the lean best idle mixture with vacuum, dialing in idle mixture screws. Choke High idle is adjusted to run at about...

I am currently experiencing issues with my 2001 ford mustang 3.8L v6 5-speed base model. I start my car lil rough idle for few seconds then levels out not uncommon for high mileage vehicles but I drive it for a while, doesn't always happen but extremely hard to drive when it does, ill be driving...

Aloha, Had a question about my 2.3 idle speed. Where should it be? At start up it runs about 2100 after a few minutes of warm up it drops to about 1000 rpm. Thanks for your help. And I noticed the throttle body has a sticker that says don't adjust idle screw CCW. Refer to manual. anybody know...

Has anyone installed these? If so did it help at high RPM shifting? Especially between 2nd and 3rd? Thanks!

I own an 06 GT, and recently have installed a 4.6l twin 62MM throttle body from BBK. The engine always ran at perfect rpm before installation, when I jump the gun from 1 to 2 I noticed rpm level takes awhile to decline(or longer than usual that is.) I know this is a common problem and there...

I was driving my 1965 mustang down the highway earlier this morning and decided to put it in overdrive, when i did so the engine's RPM went way up and my speed was about the same. It would stilll drive, but overdrive is not supposed to be a "gas guzzler". I don't know what's going on if someone...

At low rpms and even high gears everything sounds fine. However, when i accelerate hard or am at high rpms (past 3000-3500) I hear a weird rattling sound coming from the back passenger side of the car. Almost like the exhaust is vibrating against something. The drivers side/exhaust sounds fine...