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Thread: Best Cam for 4.8L

  1. #1
    Join Date
    Sep 2003
    Posts
    62
    Hey guys, what is the overall best cam for a 4.8L.

    I am getting my income tax back soon, and was looking at a cam for my truck.

    So far all I have done to my truck is ASM headers, with full exhaust, UPD intake, and Nelson tune.

    I want somthing that will pull pretty much within the whole RPM range, and preferably a strong low-midrange power.

    What to you suggest?

    thanks,

    --joseph

  2. #2
    Join Date
    May 2003
    Location
    Sunny San Diego,Ca.
    Posts
    151
    I'll be installing my cam next week, its from a 99 SS camaro, I'll let you know how that goes. Are you gonna get a new cam or one off an F-body? Sorry not much info but in a week I should be of some help.
    00'ECSB 4.8L, Auto 4L60E with Fully adjustable TRANSGO shift kit with Superior billet servos, B&M tranny cooler, 4:10's,eaton posi, K&N Gen. 2,Thorley Headers, ASP Crank pulley, LT1 Fans, 3" catback single flowmaster 40 series exhaust, NELSON PERFORMANCE PCM BADASS TUNING, egr trim. Jantzer performance Ported TB, 20x9 MKW's, 2/4 drop.sold

    2006 GTO A4,HPE S+ cam,Volant, Kooks LT's, Magnaflow 3in.Catless cat back,3200 Fuddle converter,UDP. 7.49@93.57
    Coming up= Fast intake and heads.

  3. #3
    Join Date
    Sep 2003
    Posts
    62
    I would like a new cam.

    Comp Cam most likely.

    thanks.

  4. #4
    Join Date
    Nov 2003
    Location
    Fort Worth, Texas
    Posts
    600
    I love my cam. You heard it there at Jay's when you were getting your tune straightened out with Allen. I didn't notice to much low end low loss and the mid and high end is greatly improved. Then came the stall which really helped the low. Comp Cam Cams gets my vote!!!!
    2002 Silverado 2500HD LB7 CCSB LT
    EFI Live by Rob at ATP, Edge CTS Insight DSP 5 control, S&B CAI, PPE boost valve, Pro Fab AIH, AirDog II 165, PPE WIF sensor delete plug, 5" stainless exhaust, Cognito braces & HD tie rods, H2's 315/70 R17 BFG's

    2004 Tahoe LT
    2006 Silverado Z71 LS
    1971 Chevy C10

  5. #5
    Join Date
    Sep 2003
    Posts
    62
    i was thinking a 212/218 114lsa

    do you think that would be a good choice with no converter , and maybe one later?

    thanks.

  6. #6
    Join Date
    Nov 2003
    Location
    Fort Worth, Texas
    Posts
    600
    Yeah that one should work great. I don't know of anyone running it but it seems to be a pretty common cam for the truck guys.
    2002 Silverado 2500HD LB7 CCSB LT
    EFI Live by Rob at ATP, Edge CTS Insight DSP 5 control, S&B CAI, PPE boost valve, Pro Fab AIH, AirDog II 165, PPE WIF sensor delete plug, 5" stainless exhaust, Cognito braces & HD tie rods, H2's 315/70 R17 BFG's

    2004 Tahoe LT
    2006 Silverado Z71 LS
    1971 Chevy C10

  7. #7
    Join Date
    Nov 2003
    Location
    Fort Worth, Texas
    Posts
    600
    What stall do you plan on going with when you do it?
    2002 Silverado 2500HD LB7 CCSB LT
    EFI Live by Rob at ATP, Edge CTS Insight DSP 5 control, S&B CAI, PPE boost valve, Pro Fab AIH, AirDog II 165, PPE WIF sensor delete plug, 5" stainless exhaust, Cognito braces & HD tie rods, H2's 315/70 R17 BFG's

    2004 Tahoe LT
    2006 Silverado Z71 LS
    1971 Chevy C10

  8. #8
    Join Date
    Sep 2003
    Location
    Jacksonville, FL
    Posts
    53
    Originally posted by Deckhand@Jan 21 2004, 02:02 AM
    i was thinking a 212/218 114lsa

    do you think that would be a good choice with no converter , and maybe one later?

    thanks.
    212/218 .522/.529 114 all the way. Might even want to look into the higher .55x/.56x lift version too.

    My 4.8 put 272 to the ground UNTUNED with this cam at 5800 rpm. Probably closer to 300 up above that. EDIT isn't necessary, but I would *highly* recommend it so you can bump the shift points up a bit and make full use of the cam's powerband.

    Definitely get pushrods! I also went with the Comp 918s, although I'm sure you could get by with the Z06 springs. I just liked the peace of mind that I got from a spring that was good to .600 lift.

    My best ET with cam, CAI, e-fans and higher rev limiter was 9.53 @ 75/14/14.77 @ 97.

    Good luck!

  9. #9
    Join Date
    Dec 2003
    Location
    Orange Park, FL
    Posts
    46
    yea, do one of comps 212/218s
    those have proven performance. I've seen a 36hp gain from the 212/218 .558 .563 114LSA. the one scream had also pumps out near 30hp too. both are great for the 4.8/5.3
    2000 5.3L A4
    Fuddle 2800 + CF 100 jet + HP Tuners
    ETstreets + Dual cut outs + KP 4 link

    http://memimage.cardomain.net/member.../496250_63.jpg

  10. #10
    Join Date
    Apr 2003
    Posts
    175
    Originally posted by Scream@Jan 21 2004, 07:07 AM
    212/218 .522/.529 114 all the way. Might even want to look into the higher .55x/.56x lift version too.

    My 4.8 put 272 to the ground UNTUNED with this cam at 5800 rpm. Probably closer to 300 up above that. EDIT isn't necessary, but I would *highly* recommend it so you can bump the shift points up a bit and make full use of the cam's powerband.

    Definitely get pushrods! I also went with the Comp 918s, although I'm sure you could get by with the Z06 springs. I just liked the peace of mind that I got from a spring that was good to .600 lift.

    My best ET with cam, CAI, e-fans and higher rev limiter was 9.53 @ 75/14/14.77 @ 97.

    Good luck!
    Is that HP with the 55x/56x or the 522/529? And is that the only mod, aside from the fans that you had to get that RWHP? Can you use the stock springs with the 522/529? Why get the pushrods?

    Thanks,
    Andrew
    Andrew
    2001 Silverado 6.0 RCLB - Home Page - 4.8 to 6.0 Swap
    Nelson Tune, Comp Cam XR265HR, Pacesetters, Hotchkis Sways, 3.42, Eaton Posi, Transgo, LS1 Fans, Magnaflow, Eagle 219's 18x9.5, Fold-a-cover

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