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#1
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CP4 limits?
Is there a ball park HP range where 1st....i will need a better supply pump & second where the CP4 would need to be upgraded???
im not there by any means yet but would like to get a better knowledge of what i hope to be dealing with when the funding pops up....
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11' F-250 lariat, 6.7, 6" BDS, 20" rbp's, 35"nitto terra grapplers, summit traction bars, H&S mini maxx, 5" exhaust, S&B cold Air, Road Armor front & rear, 8K HID's |
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#2
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Re: CP4 limits?
A CP4 pump in good condition is good for around 500hp with a stock turbo. It might support up to 550 or so with a little more turbo. From what I have seen, the factory low pressure pump holds plenty of pressure (40+ psi) even on trucks running 600+ hp.
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#3
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Re: CP4 limits?
When will we see a twin pump kit available?
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#4
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Re: CP4 limits?
If it were my truck I'd do rods before I tried pushing it any harder than a tuner, intake and exhaust. The rods in these trucks are not good for more than 550 or so wrhp.
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#5
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Re: CP4 limits?
Also, pretty sure there are no upgrades available for the HPFP yet.
I'd definitely do rods before pushing the truck harder, they seem to be the weak point as Eric said. |
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#6
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Re: CP4 limits?
im thinking just one big package of sticking wayy too much $$$ into it...
rods & studs for preventative measures (hopefully by the time i do it, they will be less than $3600 for a set of 8!) then slap the fun parts on it!... in the meanwhile ive been staring at stacking on a torq 2.... still some power per dollar efficiency, im hoping 30 more HP if i go that route. i should probably sit tight & see if a hot / warhammer 350 type of tune becomes available for this like the 6.4's were blessed with... |
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#7
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Re: CP4 limits?
Quote:
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#8
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Re: CP4 limits?
soo start saving my pennies & get ready to yank out a engine & trans when i want anything beyond tuning....
![]() then the list begins.... |
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#9
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Re: CP4 limits?
Quote:
If your looking for more power than what you can get with tuning though....... plan on rods, turbo's, injectors/nozzles and pump mods or dual pumps. 550 is about all those rods can take. |
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#10
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Re: CP4 limits?
agreed....
thats good to know on the trans tho, i havent herd much about them, no news is good news i guess! im hoping some more rods become available tho so i wont hafta pay $3600 for just rods! get a little competition out there... |
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