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Bigger injectors?

Old 04-25-2012, 11:29 AM
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Default Bigger injectors?

Im in the process of doing a cam swap. I already purchased 243 heads,MS3 cam, ls7 lifters, TSP 7.400 pushrods, and ls2 timing chain. Im only needing some double valve springs, and rear end gear to complete my setup. I Installed my 3600 precision stall yesterday and i think i should be running good. Only thing i need to find out is if im needing to change my stock injectors
Old 04-25-2012, 12:24 PM
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you will max out you stock ones with your setup been there with a similar setup lol
Old 04-25-2012, 12:38 PM
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What did you end up upgrading to? 36lb or 42lb
Old 04-25-2012, 12:38 PM
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Walbro fuel pump?
Old 04-25-2012, 01:15 PM
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all motor you pump is still fine i went to a set of red top for which are 36lb at lsx fuel pressure and they were at 85 duty cycle i then went to a set of 42lb and they have plenty of fuel left i recommend going strait to 42 myself
Old 04-25-2012, 02:28 PM
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Yea i was looking at a set of green top 42lb injectors, cool thanks bro
Old 04-25-2012, 03:05 PM
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Check out the GM injectors from supercharged Buicks. Cheap and they work great.

https://ls1tech.com/forums/fueling-i...injectors.html
Old 04-26-2012, 10:20 AM
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I will search for them, thanks thunderstruck507
Old 04-26-2012, 10:59 AM
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I went to the 42# in my car. Plenty of room for more upgrades
Old 04-26-2012, 06:07 PM
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Last year I bought my Ford Racing 42lb green tops (EV1) for $200 new shipped. Now you can get the newer EV6 style 47lb injectors for $229.


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