injectors.....one set bigger?
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Joined: Jul 2003
Posts: 147
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From: under the hood
Car: 88 gta ....89 formula 350
Engine: 5.7......383
Transmission: heavily reworked 700r4
injectors.....one set bigger?
can anybody tell me if 1988-L 98 injectors, and 1989 L-98 injectors are the same , the 1989 set are bigger in diameter. i have both sets and im going to use one of the two sets. their going in a 383 stroker motor. are they both 22# pound injectors???
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Joined: Jan 2003
Posts: 1,323
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From: Arthur, Ontario, Canada
Car: 92Z28, 99SS, 83Z28 & 86GTA
Engine: 421, LS1, 327Turbo & 383
Transmission: T-56, 4L60E, T5 & 4L60
Axle/Gears: 4:10, 3:42, 2:73 & 3:27
They are suposed to be. Did u chk to see if they are the stock ones u have? I got 24# injectors in my 383 and I am still close too lean.
Thread Starter
Member
Joined: Jul 2003
Posts: 147
Likes: 0
From: under the hood
Car: 88 gta ....89 formula 350
Engine: 5.7......383
Transmission: heavily reworked 700r4
yes, they are both stock.....do you know if they are 22# pound injectors?...im running ported & polished vortec heads, scoggins dickey vortec alunimum intake, 383 balanced rotating assembly, edelbrock headers with cat back exhaust, 1.5 self aligning crane roller rockers, tpis zz-9 cam, edelbrock hi-flo runners,msd 6a-L,ported plenum,and a custom chip. do you, or does anybody have this simular setup?.....if so what kind of numbers should i expect from this combination?....thanks
Senior Member
Joined: Mar 2001
Posts: 560
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From: Gary, Indiana
Car: 00 Trans Am/89 IROC
Engine: LS1/L98
Transmission: 4L60/700R4
Yep, they both flow the same. The difference you see is 89's went to a "multec" injector. Supposedly better but I wouldn't bet on it
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