Dismiss Notice

Welcome To CK5!

Registering is free and easy! Hope to see you on the forums soon.

Score a FREE t-shirt and membership sticker when you sign up for a Premium Membership and choose the recurring plan.

Primary tube dia. Headers

Discussion in 'The Garage' started by kyser_soze, May 29, 2006.

  1. kyser_soze

    kyser_soze 1/2 ton status

    Joined:
    Sep 4, 2004
    Posts:
    3,180
    Likes Received:
    0
    Location:
    KC Missouri
    I've been looking for headers for my 468 BBC 14:1 compression race motor. and need a guide for the primary tube diameters for proper scavaging. Note: high rev motor 6500-7000. Suggestions?
     
  2. ryoken

    ryoken Puppy Fabricator Premium Member GMOTM Winner

    Joined:
    Jun 13, 2003
    Posts:
    29,624
    Likes Received:
    1,380
    Location:
    Jersey Shore
    big tube for those kinda r's.... I'd say 2 1/16th or 2 1/4....
     
  3. Chevy305

    Chevy305 6 Lug 14bsf Status Premium Member GMOTM Winner

    Joined:
    Jan 23, 2006
    Posts:
    11,232
    Likes Received:
    490
    Location:
    New Hampshire
    2 1/4 primaries :eek1:

    Wow my whole exhaust is 2 1/4



    Anyway I say get as big of a primary as you can get
     

Share This Page