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Thread: LSR Comp Cam??

  1. #41
    Join Date
    Nov 2009
    Location
    Appleton,WI
    Posts
    69
    Homer doesn't approve?

  2. #42
    Anyone tried that cam in a 6.0L yet? If it makes good torque in a 5.3 I would imagine it would make great torque in a LQ4. I wonder how much the extra cid it would shift the power band down.

  3. #43
    I've been trying to figure out where the powerband would begin and end on my LQ4, since the cam was rated for 1300-6500 for the 4.8 and the 5.3, I think this may estimate it roughly.

    avg engine size cam is rated for
    5.3 + 4.8 = 5.05

    displacement difference
    6 - 5.05 = .95

    Percentage increase
    .95 is 18.81% of 5.05

    Since the 6.0L is on average 18.81% larger than the 4.8 or 5.3 then wouldn't that mean, seeing that the powerband is a function of engine size vs cam specs, that the powerband would be lowered about 19%.

    So the range of 1300 - 6500 would be more like, 1055 - 5277 rpm

    Hm... Well its a thought at least. 5277 doesn't sound right for a cam with as much more duration over stock at .050.

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