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XFI 280 HR cam

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Old Jul 24, 2007 | 03:40 PM
  #1  
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Car: 1990 Corvette
Engine: 415
Transmission: six speed
Axle/Gears: Dana44 3.73
XFI 280 HR cam

Hi

i maybe have some trouble with my engine, so when i´m in it, i want to swap the cam to a -hopefully-more streetfriendly XFI 280 HR cam...

anyone built an 396 or 383 with this cam?

how was it to tune, how is it to drive?

which valve springs would be best suited?

thank you
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Old Jul 24, 2007 | 05:05 PM
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Re: XFI 280 HR cam

Thats a loaded question.

Whats the rest of the engine? TPI? Heads? What cam you have now?
I have one in a 350, I'd imagine it would be a little tamer in a 383 or 396. Springs are going to depend on the heads, but you'll need some fairly stiff springs with lots of available lift space to handle that cam.
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Old Jul 25, 2007 | 12:33 AM
  #3  
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Car: 1990 Corvette
Engine: 415
Transmission: six speed
Axle/Gears: Dana44 3.73
Re: XFI 280 HR cam

Hi

ok, sorry. heres the rest...

396ci, AFR 210cc heads, Single plane EFI Intake..

i will use the recommended beehive springs..

thank you
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Old Jul 25, 2007 | 09:03 PM
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Re: XFI 280 HR cam

My 383 wasn't that bad to tune,
I did have to up the idle though
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