WebSep 18, 2007 · Slamm3dss14. Ok so heres the problem, my car has been sputtering lately at high rpm's (right about 5000). It is a mild small block 350 with 10.5:1 cr, stock ported cortec heads, edelbrock 600cfm performer, crane cam, edelbrock performer intake, stock gm HEI fully rebuilt and then reworked with MSD (module, coil, cap, rotor). WebOct 5, 2024 · A: Cruising rpm—that is, the speed at which your engine’s crankshaft rotates at a given sustained speed—has an impact on fuel mileage and engine durability. Getting it …

Need Help---Cruising RPM

WebJul 24, 2013 · If it’s a daily driver, chances are you’ll want to keep your gear ratio at 3.23 or below for optimal performance and lower cruising RPMs. For street and strip applications, a popular choice ranges between 3.42s and 3.90s, giving you that extra oomph on the track while maintaining a tolerable cruising RPM on the street. WebApr 10, 2024 · The B145 superyacht features a hybrid propulsion system. The propeller is driven by electric motors charged by a bank of batteries. The banks are recharged by high … builders otorohanga

Choosing the Correct Camshaft for the Build - Engine Builder …

WebSep 10, 2013 · If you are worried about rpm at 80 mph on the highway, change the gear. You won't be over 5,000 rpm anyway. A 400 has the torque to pull a higher gear. As for 400s … WebMay 17, 2007 · Typically begins to fully engage around 1500-1800 RPM. Aftermarket non lockup torque converters may be designed to not fully engage until higher RPM's. Many street applications are in the 2200-2800 RPM range. Some street applications as high as 3000 RPM. Cruise efficiency RPM would be best above when the torque converter is … WebJan 23, 2012 · At 2500 RPM, the vehicle will travel roughly 55 MPH, that little small-block is going to be churning 3500 in order to cruise the highway at 75. Drop in a highway-friendly .75 4 th-gear overdrive, and that cruising speed RPM drops all the way down to 2500, that is a substantial difference. crossword rackets