28.8lbs injectors. will fit thirdgen tpi motors. They'll be at about 24lbs at 45 psi of fuel pressure which is stock tpi pressure. If you dont know already ls1's run at 56psi or so thats why they are rated at 28.8. From a 98 bird with 30k miles on it. But you can use them for whatever you want.

$57.50 shipped

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