Thread: 42lb injectors adequate, or will I need 60s?

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  1. #1 42lb injectors adequate, or will I need 60s? 
    GTP Level Member Kaiser Pontiac's Avatar
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    Just trying to get some info together. Doing rockers, headers, E85, pulley drop, and tune on a L32 in a month or two. I've done a bunch of reading, but there seems to be varying opinions on injectors. Would I be fine with 42lb, or do I need 60s? Also, what are good brands and what should I watch for when buying injectors?

    Thanks!
    06 LaCrosse 57-79k sold;99 4dr GTP 134-138k sold;98 2dr GTP 183k parted;98 Regal 166-184k;04 GT2 204-206k sold;04 GTP 170-175k sold;09.5 G8 GT Sport 145k;09 G8 78-84k+;08 Prix 164k sold;06 Prix 168k sold;02 Regal 92k;09 G8 103k parted;04 GTP SpEd 139k parted;04 GTP 205k;'09 G8 105k parted;06 Prix 230k;04 CompG 138k
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  2. #2 Re: 42lb injectors adequate, or will I need 60s? 
    Turbo is the way to go. Fivefingerdeathpunch's Avatar
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    Whats the horsepower goal and what pulley do you think you want to drop too??



    To me if you are just thinking the 3.0-3.2 pulley range, then 42's and regular pump gas will get you there just fine. Weigh your options I guess, just know that E85 will mean up to 30% more fuel used overall.

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  3. #3 Re: 42lb injectors adequate, or will I need 60s? 
    GTP Level Member Kaiser Pontiac's Avatar
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    Sounded like a 3.4 would be safe with the mods on a L36 (unless I get it all set-up and tuned and I don't have any KR and can drop another size). Well, the mods listed is as far as I'm taking the car - whatever that makes for horsepower. lol

    Yeah, I'm not too concerned about the fuel consumption, off-school months I don't drive very much so that's not an issue.
    06 LaCrosse 57-79k sold;99 4dr GTP 134-138k sold;98 2dr GTP 183k parted;98 Regal 166-184k;04 GT2 204-206k sold;04 GTP 170-175k sold;09.5 G8 GT Sport 145k;09 G8 78-84k+;08 Prix 164k sold;06 Prix 168k sold;02 Regal 92k;09 G8 103k parted;04 GTP SpEd 139k parted;04 GTP 205k;'09 G8 105k parted;06 Prix 230k;04 CompG 138k
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  4. #4 Re: 42lb injectors adequate, or will I need 60s? 
    I break stuff selliott's Avatar
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    I would do 60s, it would leave some on the table for future mods. I run 80s
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  5. #5 Re: 42lb injectors adequate, or will I need 60s? 
    GTP Level Member Kaiser Pontiac's Avatar
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    Okay...

    Is there really much price difference between the two?

    What brands should I look for/avoid?

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    06 LaCrosse 57-79k sold;99 4dr GTP 134-138k sold;98 2dr GTP 183k parted;98 Regal 166-184k;04 GT2 204-206k sold;04 GTP 170-175k sold;09.5 G8 GT Sport 145k;09 G8 78-84k+;08 Prix 164k sold;06 Prix 168k sold;02 Regal 92k;09 G8 103k parted;04 GTP SpEd 139k parted;04 GTP 205k;'09 G8 105k parted;06 Prix 230k;04 CompG 138k
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  6. #6 Re: 42lb injectors adequate, or will I need 60s? 
    GTP Level Member Kaiser Pontiac's Avatar
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    06 LaCrosse 57-79k sold;99 4dr GTP 134-138k sold;98 2dr GTP 183k parted;98 Regal 166-184k;04 GT2 204-206k sold;04 GTP 170-175k sold;09.5 G8 GT Sport 145k;09 G8 78-84k+;08 Prix 164k sold;06 Prix 168k sold;02 Regal 92k;09 G8 103k parted;04 GTP SpEd 139k parted;04 GTP 205k;'09 G8 105k parted;06 Prix 230k;04 CompG 138k
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