Injector Size on 4.5

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jn2630
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Joined: April 12th, 2009, 3:07 pm
Stroker Displacement: 4.6
Vehicle Year: 1993
Vehicle Make: Jeep
Vehicle Model: Cherokee

Injector Size on 4.5

Post by jn2630 »

What injector size is everyone using with a 4.5 stroker?
bratcop
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Joined: October 14th, 2008, 8:45 pm
Stroker Displacement: 4.5L
Location: Sheboygan, WI

Re: Injector Size on 4.5

Post by bratcop »

check Bratcop's Build. I bought some online and without any computer manipulations, my long term fuel trims are -4, which is really quite close. Sorry I don't recall off the top of my head.

Bratcop :boom:
2001 GC Laredo
4.5 Stroker, 9.6 SCR, 8.1 DCR
Stock Valvetrain
24# Cobra Injectors
Bored Throttle Body
CAI
Ported and Polished 0331 Head
SplitSecond PSC1-003 Piggyback
Zeitroniz WideBand O2 logger
(all of this is still in the works as we speak)
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gradon
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Stroker Displacement: 4.6/280ci
Vehicle Year: 1996
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Vehicle Model: Cherokee
Location: DC

Re: Injector Size on 4.5

Post by gradon »

That is close--if you can keep LTFT w/in +/-5%, you have the right size injectors.
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