(Yes again) Cam help needed

Discussion in 'Street/strip 400/430/455' started by midnightcruiser, Nov 11, 2004.

  1. midnightcruiser

    midnightcruiser The Midnightcruiser

    Hi,

    I have a Competition Cams grind# 96-202-4,

    Valve lift in/ex: 0.454/0.454
    Advertised duration In/Ex: 260/260
    Duration @ .050 In/Ex: 212/212
    Lobe seperation: 110

    Valve timing @ .006"

    Open Close
    In 24 56
    Ex 64 16

    I want to install this cam 4 degrees advanced.

    Can I use this cam with a 1:10 compression ratio?
    Car (Riviera) has 455, with ported stock heads, stock manifold, 800 cfm Q-jet, 2.25" duals, stock convertor and 3.42 gears.

    Thanks for any help,

    Bram
     
    midnightcruiser, Nov 11, 2004
    #1
  2. 87GN_70GS

    87GN_70GS Well-Known Member

    Your IC of 56 is kinda early for a true 10:1 SCR. An ICL of 106 puts your DCR at 8.5, too much for 93 octane. I wouldn't advance it any more than what is ground into it.
     
    87GN_70GS, Nov 11, 2004
    #2

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