Compare Products
Choose upto 5 items for side by side feature comparison
My collections icon
Wishlist
Track price
Go to collections
Filters IconShow filters

Shop How to Install an LS3 Engine Harness in a 1971 Nova

Sponsored
  1. Showing 1 - 36 out of 169 results for "how to install an ls3 engine harness in a 1971 nova"
    1. Saved
      Save to wishlist
      LS2/LS3/LS7+ Engine Main Harness For HP EFI/Dominator EFI | Holley EFI EFI-558-103
      SALE
      LS2/LS3/LS7+ Engine Main Harnes…
      $759.54
      F
      First Place Auto Parts
    2. Saved
      Save to wishlist
      Haltech Elite 2500 + GM GEN IV Lsx (LS2/LS3 Etc) Non DBW Terminated Harness Kit - HT-151365
      Haltech Elite 2500 + GM GEN IV Ls…
      5
      555184 Autosports engineering
    3. Saved
      Save to wishlist
      Haltech Elite 2000/2500 GM GEN IV Lsx (LS2/LS3 Etc) Non DBW Terminated Harness - HT-141365
      Haltech Elite 2000/2500 GM GEN I…
      5
      555184 Autosports engineering
    4. Saved
      Save to wishlist
      GM Engine Harness 86523084
      SALE
      GM Engine Harness 86523084
      $764.06
      G
      GM Parts Center
    5. Saved
      Save to wishlist
      On3 Performance LS Swap Engine Harness - LS3 - T56 - EV6 -...
      On3 Performance LS Swap Engine …
      L
      Lethal Performance Shop
    6. Saved
      Save to wishlist
      GM Engine Harness 85511932
      SALE
      GM Engine Harness 85511932
      $1,190.38
      G
      GM Parts Center
    7. Saved
      Save to wishlist
      GM Engine Harness 10350120
      G
      GM Parts Center
    8. Saved
      Save to wishlist
      GM Engine Harness 10346624
      G
      GM Parts Center
    9. Saved
      Save to wishlist
      Suzuki - Unit,Engine Con - 33930-8…
      P
      Parts Vu
    10. Saved
      Save to wishlist
      GM Engine Harness 20759964
      G
      GM Parts Center
    11. Saved
      Save to wishlist
      GM Engine Harness 20759970
      G
      GM Parts Center
    12. Saved
      Save to wishlist
      SALE
      GM Engine Harness 26491398
      $512.17
      G
      GM Parts Center
    13. Saved
      Save to wishlist
      Suzuki - Unit,Engine Con - 33920-9…
      P
      Parts Vu
    14. Saved
      Save to wishlist
      On 3 Performance LS Swap Engine …
      S
      SS Tubes
    15. Saved
      Save to wishlist
      SALE
      GM Engine Harness 84117415
      $972.52
      G
      GM Parts Center
    16. Saved
      Save to wishlist
      GM Engine Harness 15237044
      G
      GM Parts Center
    17. Saved
      Save to wishlist
      SALE
      GM Engine Harness 84791074
      $636.10
      G
      GM Parts Center
    18. Saved
      Save to wishlist
      SALE
      42778516 Engine Harness / OEM G…
      $1,540.23
      G
      g.oempartsonline.com
    19. Saved
      Save to wishlist
      HOLLEY EFI Wiring Harness Kit G…
      R
      Race Choice
      delivery truckFree shipping
    20. Saved
      Save to wishlist
      SALE
      GM Engine Wiring Harness 84675839
      $651.55
      G
      GM Parts Center
    21. Saved
      Save to wishlist
      SALE
      GM Engine Wiring Harness 23314052
      $1,388.92
      G
      GM Parts Center
    22. Saved
      Save to wishlist
      SALE
      42774344 Engine Harness / OEM C…
      $2,262.28
      G
      g.oempartsonline.com
    23. Saved
      Save to wishlist
      SALE
      42774347 Engine Harness / OEM C…
      $1,835.58
      G
      g.oempartsonline.com
    24. Saved
      Save to wishlist
      5
      ·
      1
      Main Wiring Harness LS2 & LS3
      T
      Tactical Surplus USA
    25. Saved
      Save to wishlist
      Chevrolet Performance Coil Harnes…
      J
      JEGS High Performance
    26. Saved
      Save to wishlist
      On 3 Performance LS Swap Engine …
      N
      NPCRetro
    27. Saved
      Save to wishlist
      84-865454T02 - Engine Harness
      M
      MarineEngine.com
    28. Saved
      Save to wishlist
      SALE
      42786841 Engine Harness / OEM G…
      $429.58
      G
      g.oempartsonline.com
    29. Saved
      Save to wishlist
      SALE
      Automotive Engine Wire Harness Ls…
      $254.65
      A
      Aliexpress
    30. Saved
      Save to wishlist
      3.8
      ·
      15
      3.8
      15 ratings
      Chevrolet Performance LS Engine …
      J
      JEGS High Performance
      delivery truckFree shipping
    31. Saved
      Save to wishlist
      SALE
      LS2/3/7+ (58X/4X) Engine Main Har…
      $757.95
      JS Speed Shop
      delivery truckFree shipping
    32. Saved
      Save to wishlist
      SALE
      GM Engine Wiring Harness 84828362
      $714.60
      G
      GM Parts Center
    33. Saved
      Save to wishlist
      5
      ·
      1
      HOLLEY Main Wiring Harness LS2 …
      M
      Milky Motorsports
      delivery truckFree shipping
    34. Saved
      Save to wishlist
      SALE
      GM Engine Wiring Harness 23402553
      $691.88
      G
      GM Parts Center
    35. Saved
      Save to wishlist
      SALE
      GM Engine Wiring Harness 85169045
      $519.67
      G
      GM Parts Center
    36. Saved
      Save to wishlist
      GM Engine Wiring Harness 22981451
      G
      GM Parts Center
    Oops! We are sorry, something went wrong.
    Continue your shopping by clicking on another product
    Product added to your wishlist! View wishlist
    Sign in to see your saved products on any device
    Product removed from your wishlist! View wishlist
    Sign in to see your saved products on any device
    Something went wrong. Please try again later.
    Product is added to compare already. Please refresh the page.
    Product is not found in compare. Please refresh the page.
    5 Products already added. Please delete existing selection to add this.
  2. Sponsored
Feedback