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4l60e

  1. Bent77

    4L60e information

    I know there's not a ton of guys running these per se, but there seems to be a growing crowd of guys doing their own tuning To that end includes the transmission controls Most of this is applicable to any ECM, but you will see 8051 referenced. That's the 90's era LT1 ECM, which is how I found...
  2. Thomas Fournier

    Transmission dilemma 4l80e / th400

    Hello all, I have pretty much decided to go with a 4L80E swap in my 1977 K20 pickup. It has a sbc 350, np241 and 4.56 gears. Unless there is some new information as to why i need to scream down the freeway at 2900 rpm....im gonna go with a 4L80. I know the th400 is a badass trans but mine is...
  3. P

    84 K5 Camping Rig "nickname tbd"

    This past summer I picked up an 84 K5 to build as my dedicated camping/light wheeling rig. She was a little beat up with no motor or trans. Since then I've picked up a totaled 02 Tahoe with 5.3/4l60e combo to swap into my K5. Still deciding how I get exactly what I want out of my K5. Currently...
  4. Pecmoney

    4l60e Compatiblilty

    Alright folks. I believe a 4x4 4l60e between the years of 99 to 2007 are compatible. However, what I want to know will a 4l60e be the same from a Tahoe, Yukon, Suburban or any other vehicle that they were in between these years? Looking for one for my swap, just want to make sure my engine...
  5. '72 K5 - Old Yeller - suspension upgrade time

    Restomod '72 K5 - Old Yeller - suspension upgrade time

    I've loved 67-72 blazers since my first one back in high school. it was a rusted out POS, but I loved it. about 12 years ago I bought another one with the intention of treating it a little better. :D I fixed my '72 up about 10 years ago, but its been parked outside so, I'm going to have to do...
  6. ashman

    '72 K5 - BYT - rust repair and sound deadening

    ashman submitted a new Build: '72 K5 - Old Yeller - back on the road page-4 Hydroboost and windstar fans page-13 Removable rear seat mod page-14 First Gen windshield bar for soft top page-18 LS Swap parts - Now it’s actually a build thread! page-19 pin out for ‘04 LQ4 page-21 Gauge cluster...
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