Which is the best rpm for highway cruising?
I was reading the article “Hitting the Sweet Spot” in the latest issue of Rod & Custom. It’s a helpful write up about optimizing highway cruising RPM with rear gear selection and overdrive. The article provides a formula to calculate RPM at any given MPH. It states that about 2200 RPM @ 75 MPH is a good target.
What should the cruising rpm be on a 283?
You should be looking for 2200-2400 cruising RPM at around 70-75 MPH, at least a 3:73 gear, but check out the article, Hotrodhill. The 283 is gonna like the extra gearing with the taller tires….especially since your using the 462 heads…..small cam or not.
What kind of car won’t accelerate over 40 mph?
My car won’t accelerate over 40 mph and check engine ligh… My car won’t accelerate over 40 mph and the check engine light is on My car has 152000 miles. My car has an automatic transmission. Hi there.
What’s the cruising rpm of a 70 351C?
That being said, the ’70 351C 4V motor (10:1, big ports, small chambers, single plane intake, 650 double pumper) I used to run was OK with its 3.25 gears and a cruising RPM at 60MPH of about 2400RPM….I got mid teens with it for mileage. It could have been much quicker with more gearing.
I was reading the article “Hitting the Sweet Spot” in the latest issue of Rod & Custom. It’s a helpful write up about optimizing highway cruising RPM with rear gear selection and overdrive. The article provides a formula to calculate RPM at any given MPH. It states that about 2200 RPM @ 75 MPH is a good target.
You should be looking for 2200-2400 cruising RPM at around 70-75 MPH, at least a 3:73 gear, but check out the article, Hotrodhill. The 283 is gonna like the extra gearing with the taller tires….especially since your using the 462 heads…..small cam or not.
That being said, the ’70 351C 4V motor (10:1, big ports, small chambers, single plane intake, 650 double pumper) I used to run was OK with its 3.25 gears and a cruising RPM at 60MPH of about 2400RPM….I got mid teens with it for mileage. It could have been much quicker with more gearing.
Can a bad throttle position sensor cause idle surging?
Idle surging can be caused due to other issues in the car, but if it happens in conjunction with other throttle position sensor symptoms, the culprit is often the TPS. At idle, the ECM will not get the correct information and the throttle will variate randomly causing idle surges. 3) Check Engine Light
What should the RPM be at 75 mph?
It’s a helpful write up about optimizing highway cruising RPM with rear gear selection and overdrive. The article provides a formula to calculate RPM at any given MPH. It states that about 2200 RPM @ 75 MPH is a good target.