You’ll be fine just pushing 30 psi. Like Luke said, 40 psi is a safe number on stock heads.
How much boost can a diesel engine handle?
With newer diesels, boost pressures can be as high as 40 psi, yet the engine will remain reliable, and make three to four times the power of a naturally aspirated diesel.
How much boost can you run on a stock engine?
You’re only gonna need 5 or 6 lbs of boost to make that hp, (assuming your engine is completely stock). Any properly tuned 302 with forged pistons should be able to handle up to 500 hp no problem, thats the difference in going low 12’s and high 10’s.
How much boost can a stock 7.3 turbo handle?
‘94.5-’99 7.3L: 380 to 400rwhp
Either charger can hold up to 30-35 psi of boost for a while, but 40 psi or more is asking a lot for a turbo that was originally intended to see a maximum of 17 to 23 psi.
How much boost can a stock 6.7 Cummins handle?
The stock head bolts should be good up to about 45psi back pressure, and 38 psi boost.
Is 15 psi a lot of boost?
15 psi would double the potential hp of the motor, as atmospheric air pressure is ~15psi, so adding an additional 15psi of boost is actually 30psi of Absolute pressure, twice the air.
Can diesel handle more boost?
The variation of compression with a diesel engine when the turbocharger comes on boost tends not to be sudden. Because a diesel runs with unthrottled intake the extra boost is only going to give a noticeable increase in power when more fuel is fed in. … The turbo may lag on some engines and varys with varying results.
What happens with too much boost?
Increasing boost (within reason) will force more air into the engine, so more fuel can be added to increase the power. So in general, if you add more boost and have an engine tuned to suit will give you more power. Too much boost can cause turbo or engine failure.
Is it safe to Turbo a stock engine?
Turbocharging your car’s stock engine will substantially increase the engine’s horsepower potential. … However, there are many upgrades you can perform on your stock engine that can be utilized when installing a turbo system in the future, allowing for maximum turbocharged horsepower potential.
How much boost can a stock 5.0 handle?
A bone stock motor will produce around 190-215 FWHP depending on the miles and condition. with 9psi you’ll have from 290~330 FWHP, 12 will give you around 325~365. 18 will put you around 390-440.
How much boost can a stock 12v Cummins handle?
Yes, the rule of thumb is 40-50 psi of boost, but that’s more because of the increased drive pressures associated with more boost.
How much HP can a 7.3 make?
Ford’s 7.3-Liter V-8 Can Make 600 Naturally-Aspirated Horsepower With Basic Mods. The giant gasoline V-8 in Ford’s new Super Duty pickups can make huge naturally-aspirated power—and it can fit in a Fox-body Mustang.
How much power can a 7.3 handle?
The 7.3 Powerstroke is a two-valve behemoth which measures in at 444 cubic inches and has a maximum stock power rating of 275hp and 525lb.
How much HP can a stock 68RFE handle?
In my humble opinion, the 68RFE is a solid transmission in stock power mode. Some users have reported at least 200K or more miles out of them with proper maintenance. Now the 68RFE auto can handle 60+ horsepower increase without any major issues.
Is a 5.9 or 6.7 Cummins better?
6.7L Pros & Cons
Larger displacement and longer stroke than the 5.9L means more low-end torque and better ability to spool a larger turbo. 350hp to 385hp stock (depending on model year and transmission) 650 lb-ft to 900 lb-ft of torque stock (depending on model year and transmission)
How much HP can a stock Cummins handle?
The 5.9L inline-six mill’s factory rotating assembly from ’89 to ’02 is capable of handling 800 hp (1,400 to 1,600 lb-ft of torque) without breaking a sweat, and is often pushed into four-digit territory before aftermarket rods become a consideration.