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comp lsr cam????

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Old 06-22-2011, 10:42 PM
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Default comp lsr cam????

Is the comp 239 247 cam to large for a daily driver car? Car has 4.10s an 4000 vig stall already? anyone running similar? Thanks for any help/advice in advance!
Old 06-22-2011, 11:31 PM
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If you plan on doing solely grudge racing at the track or trying to hit a peak number, then that cam would be perfect for you to make max power and all out effort in a combo made for that cam.

I would do something like a 229/237 instead for a street driven car. Any reason why you need or want the added split in duration?
Old 06-23-2011, 08:05 AM
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you can DD any cam if it is tuned correctly.dose the cam match well with your induction system ?what rockers do you have?
Old 06-23-2011, 08:32 AM
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I ran a 236/242 in my stock cube 346 for a while...o liked it, but honestly it was a bit much for the street....the can your looking at is designed more for a stroker motor with bigger cubes
Old 06-23-2011, 08:09 PM
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I have had, driven, and raced many ms3, g5x3, an TR raptor cam cars. All cars were daily drivers and weekend warriors, but i have a forged 347 that i plan on going to the track with now so i was looking for a little more! looking for something REALLY STRONG ON THE MOTOR an a small shot of nitrous whenever i go to the track!
Old 06-23-2011, 08:11 PM
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Originally Posted by garygnu
you can DD any cam if it is tuned correctly.dose the cam match well with your induction system ?what rockers do you have?
yella terra ultralite 1.7 rockers, an a host of bolt ons. kooks true duals with 1 7/8 headers if they sell the package that way tommorrow when i call them.
Old 06-24-2011, 11:01 AM
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What lobe are you trying to have it ground on? Those LSR lobes are really good lobes, and they have a very fast ramp rate, faster than any xfi or other lobe for SBC. It will work and if your looking to rev your forged motor to 7200-7400 then that cam would be perfect. I hope you have a lightweight rotating assembly and the valvetrain to turn the rpms that cam will shine at in your car with 347 c.i.

I would also look to up the stall to 4400 with that cam to make the most of it. 4.10's and a 4400 stall with the right suspension tweaks would lift the front tires every launch. Add a 150 shot and your in the 9's buddy. Good luck.

Edit added: When I said lobe I meant LSA. LSA will also dictate rpm range, idle, stall speed, etc. I'd go for a 114 or 115 even with that cam since you plan on spraying with it also. A wider lsa helps bring the mid range in which is where the cam, nitrous, and stall will all start to work together in the 4500-5500 rpm range where you will make peak tq. at. Tq. is what gets your butt moving down the track, and with that cam it will carry the power band out to 7200ish. I'd look into the short travel lifters from comp also.

I would talk to Pat G or Cammotion or EPS personally. good luck buddy

Last edited by Fbodyjunkie06; 06-24-2011 at 11:06 AM.
Old 06-24-2011, 11:44 AM
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I like everything Fbodyjunkie said except I'd look more at a set of 3.8x gears depending on your tire size...4.10s might be putting him in od before going through the traps
Old 06-24-2011, 04:15 PM
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i will be running 28 10 16's on the car with hoosiers to race, 19's by 9.5 daily driving if i ever decide to ride on the local lakefront. just left EPS an he wanted to custom grind but i already have the comp cam. talked to comp for better then 45 minutes an they love my new project! thanks fellas. i will update with track numbers
Old 06-24-2011, 04:45 PM
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Sounds great! Can't wait to hear your results! If you run your stock gears at the track and can know what your rpms are through the traps there are a few calculators our there online that can show you what different gear ratios will put you at takes some of the guessing/ trial and error out of it....is hate to see you spend good money on a set of gears, just to run them, not like them and swap them back out again




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