#19s or #24s

oakeydoke

New Member
Aug 20, 2004
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Have a motor that has been sitting up for about 6 or 7 years and iI have spun it over mannually ocasionally to make sure it has not froze up, now that i have another mustang I was wondering whether I should leave the stock injectors or upgrade to 24s? mods are gt40 intake with 70 mm throttle body, b303 cam windsor heads, block has been bored .30 over cant uite remember the rocker size . Plan on putiing 3.55 gears in this car. Also have some long tubes that were given to to me or should I go with shortys. Any help woud be greatly appreciated!!!!
 
Long tubes will be fine if you already have them. They're worth a couple hp.

As for the injectors. You could get by with 19#'s, but you're getting close to needing the 24#'s. So if you have to buy them anyway, go with the 24#'s and the appropriate MAF meter for the 24#'s.

I have a similar combo. Same cam, 1.72:1 rockers, stock heads, stock intake and throttle body though. I run 24#'s becasue I was planning to put heads and an intake w/throttle body on it at some point. Now I'm going to sell the car I think. Anyway if you have to buy new injectors, go 24#'s.