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Forum: V8 Conversions

SBC | BBC swaps

  1. Sticky Thread Sticky: Official NBS 4.3v6 to GEN 3 V8 swap Guide

    NBS V6 to V8 Swap So basically you’re tired of going slow and want some power and obviously you want to swap out that old 4.3 for that massive...

    Started by dlh2006‎, 11-28-2006 10:30 PM
    51 Pages
    1 2 3 ... 51
    • Replies: 500
    • Views: 246,654
    10-20-2019, 01:46 PM Go to last post
  1. '97 5.7L Vortec to LS1

    Okay, so I purchased a red 1997 Z71 extended cab, aesthetically the truck is in nice shape, no major dents or dings, interior needs some work but it...

    Started by dyabolical‎, 06-19-2007 09:41 PM
    • Replies: 2
    • Views: 2,525
    06-20-2007, 04:19 PM Go to last post
  2. '04 Silverado 4.3 to 5.3 swap Help needed please.......

    Ok so last night me n my buddy were finishing up his swap on his silverado. This morning he got to finish putiing fluids and double checking...

    Started by DennisG_02Silverado‎, 10-31-2010 07:05 PM
    2 Pages
    1 2
    • Replies: 12
    • Views: 5,926
    11-22-2010, 04:12 PM Go to last post
  3. '93 4.3 to carbed 5.0 swap info please?

    how do I bypass the electrical/comp/emissions?

    Started by TODD‎, 05-21-2010 03:22 PM
    • Replies: 1
    • Views: 1,058
    05-31-2010, 10:54 AM Go to last post
  4. Lightbulb '95 Tahoe 5.7 TBI 4X4 engine swap...

    I just aquired a '95 Tahoe 4X4 automatic, with a 5.7 TBI that is dead. I also was given a 5.7 Vortec that is a 4 bolt main motor. That is all I know...

    Started by willardtx‎, 01-30-2013 08:25 AM
    • Replies: 3
    • Views: 1,943
    01-30-2013, 07:03 PM Go to last post
  5. '97 5.7liter vortec back to carb

    is there anyone who can tell me exactly everything that i will need to swap my 5.7 liter vortec back to carb? I know i have to change the tranny to...

    Started by battlebomber‎, 04-22-2010 07:01 AM
    • Replies: 5
    • Views: 6,933
    04-24-2010, 09:40 PM Go to last post
  6. 00' 4.3 swap to a 04' 5.3

    I have a 2000 sierra 1500 single cab 4.3 I want to go to a 5.3, I was offered a 04' 5.3 what would I need to make it work on my 00'??

    Started by Gonzalui000‎, 11-20-2016 07:00 PM
    • Replies: 0
    • Views: 1,278
    11-20-2016, 07:00 PM Go to last post
  7. 00' Sierra 4.3l to 03' 5.3l swap

    Ok so here's the update. Everything is bolted up, filled the fluids, installed the DBW with pedal, TAC, and pigtail. I have the 5.3l fuse block...

    Started by AllBlackSierra‎, 09-06-2014 12:32 AM
    • Replies: 3
    • Views: 2,607
    11-20-2016, 06:59 PM Go to last post
  8. 01 4.8 into a 03 v6 truck

    Hey all. Is it possible to swap a 2001 4.8 into a 2003 v6 silverado. Are the fuse boxes going to work? I know the 03+ have electronic throttles but...

    Started by Wtfan18‎, 06-19-2013 07:13 PM
    • Replies: 3
    • Views: 1,328
    06-19-2013, 09:29 PM Go to last post
  9. 01 Blazer - Motor Recommendations

    I'm trying to figure out what would be the most simple swap into an 01 Blazer with a 4.3l Vortec 4300. The less fabbing required the better. The...

    Started by DominoTree‎, 10-17-2006 11:55 PM
    • Replies: 5
    • Views: 2,370
    10-26-2006, 01:06 AM Go to last post
  10. Question 02 4.8 to a 06 5.3

    I have a 02 1500 Sierra with a 4.8 auto. I want to switch the motor to a 06 5.3. What all do I need to do this conversion? Thanks everybody

    Started by squiggy16us‎, 11-25-2009 08:25 PM
    2 Pages
    1 2
    • Replies: 10
    • Views: 1,882
    11-25-2009, 10:45 PM Go to last post
  11. 03 dbw harness to dbc

    ok i know alot of people asked about this but i havent seemed to get a clear answer on this first i eventually plan on doing the 4.3 to 5.3 swap when...

    Started by cjcalhoun‎, 10-13-2009 10:58 PM
    4 Pages
    1 2 3 ... 4
    • Replies: 30
    • Views: 5,413
    11-26-2009, 11:01 PM Go to last post
  12. 03 sierra 4.3 to 5.3 swap(i need help)

    need some help!!!!!!! only one plug im having trouble with, this one... its a blue/white plug that doesnt fit... motor and harness are from 99-02...

    Started by sonnychills‎, 09-13-2011 11:02 PM
    5 Pages
    1 2 3 ... 5
    • Replies: 45
    • Views: 17,106
    12-04-2011, 12:26 AM Go to last post
  13. 03 silverado 4.3 to 5.3

    Hey guys ive been searching my ass off on here and need some help.I bought a 03 silverado with 4.3 5 speed with 76,000 miles im wanting to throw in a...

    Started by jsisk‎, 08-05-2012 12:46 PM
    4 Pages
    1 2 3 ... 4
    • Replies: 30
    • Views: 7,592
    08-17-2012, 06:40 PM Go to last post
  14. 03 Silverado 4.3l to 5.7l swap question

    I've seen one swap but it was lacking info. Anyone have a good source of info on this swap? I hear it's an easy swap and alot of parts transfer...

    Started by BrockGrimes‎, 12-10-2014 11:59 AM
    • Replies: 1
    • Views: 1,211
    12-10-2014, 08:20 PM Go to last post
  15. 03 silverado ss 6.0 awd in 88 obs rcsb

    my friend was kind enough to give me his truck after u drunk driver ram it from behind. i took off the motor trans harness electric pedal and...

    Started by 88obssierra‎, 07-10-2013 04:12 AM
    • Replies: 5
    • Views: 3,961
    07-12-2013, 06:08 PM Go to last post
  16. 05 4.3 to 02 LQ9

    Hey guys I'm brand new at this and I've got all my parts in order. My questions are on trans cam and headers Who's had good luck out of what...

    Started by FastSierra05‎, 08-23-2016 12:01 AM
    • Replies: 0
    • Views: 985
    08-23-2016, 12:01 AM Go to last post
  17. 05 4.3 to 99 5.3

    Truck is a 2005 4.3 with the nv3500, 35's, 6in RCX, 3in body lift and 4.56's. I bought myself a 99 5.3 without knowing all the stuff I've gotta...

    Started by Mxer391‎, 03-18-2012 05:57 PM
    • Replies: 8
    • Views: 2,667
    12-02-2012, 09:43 PM Go to last post
  18. 05 electric truck fans fit in a 95?

    Will 2005 gm truck electric fans work in my 95 gmc sierra? I have a chance to buy them new really cheap. Can anyone help me out? thanks, Mike

    Started by Jewmont3‎, 05-05-2005 09:28 PM
    • Replies: 0
    • Views: 1,468
    05-05-2005, 09:28 PM Go to last post
  19. 05 swb v6 5spd to v8 conversion? what parts?

    i'm about to get 2005 chevy swb with a 4.3 5-speed manual. i read the v6 to v8 sticky, but it's mostly for auto trans trucks and didn't answer all my...

    Started by sixpack_2_go‎, 12-17-2009 01:34 AM
    2 Pages
    1 2
    • Replies: 13
    • Views: 3,639
    12-25-2009, 01:27 AM Go to last post
  20. 06 4.3 5 speed to 5.3 auto swap no gas pedal

    Just got done doing my 4.3 5 speed to a 5.3 auto swap truck is together running except for cats and exahust but I don't have no gas pedal it will not...

    Started by rcsbssclone‎, 01-02-2015 09:10 AM
    • Replies: 5
    • Views: 1,425
    01-02-2015, 06:07 PM Go to last post

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