1. This site uses cookies. By continuing to use this site, you are agreeing to our use of cookies. Learn More.

LS/VTEC pistons

Discussion in 'Engine Building' started by CRseX84, Oct 17, 2003.

  1. CRseX84

    CRseX84 Senior Member

    Messages:
    481
    Likes Received:
    0
    Joined:
    Sep 4, 2003
    Location:
    SUNY Canton College, NY.
    im doin a LS/VTEC swap wit a b18 block and a GSR head, i wana go high compression, shuld i go wit the CTR pistons or the ITR pistons, or if there are any other good ones out there u guys know of that are good for high compression like 11.5:1 or higher? and any good rods or shuld i stay wit stock ls? thanks for u help yall
     
  2. B16

    B16 Super Moderator VIP

    Messages:
    11,539
    Likes Received:
    534
    Joined:
    Sep 30, 2002
    Location:
    yay area, CA
    CTR pistons should put you near 12:1 CR in that motor, use your stock rods, and arp rod bolts
     
  3. CRseX84

    CRseX84 Senior Member

    Messages:
    481
    Likes Received:
    0
    Joined:
    Sep 4, 2003
    Location:
    SUNY Canton College, NY.
    iv heard things goin round that ls rods cant go over 7000 or 7500rpm and if i can upgrade i can go up to like 8500rpm max. is this true? if so what is a good brand rod for this?
     
  4. JDMilan

    JDMilan Senior Member

    Messages:
    6,730
    Likes Received:
    0
    Joined:
    May 11, 2003
    Location:
    Boca Raton, FL
    if your nervous about them, then get them shotpeened, if your still nervous get some aftermarket rods to handle the power uptop.
     
  5. phunky.buddha

    phunky.buddha Admin with a big stick Admin VIP

    Messages:
    28,465
    Likes Received:
    228
    Joined:
    Sep 30, 2002
    Location:
    Dallas / Fort Worth, TX
    Quick calculations...

    GSR head
    stock head gasket
    B18 89mm stroke block

    with....

    CTR pistons = 12.6:1
    JDM ITR pistons = 11.9:1
    USDM ITR pistons = 11.3:1
     
Verification:
Draft saved Draft deleted

Share This Page