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#91009497
Speedway 1994-1997 LT1 Engine Wiring Harness
- Each new harness contains in depth application specific instruction sheets, Clearly marked factory GM connectors, labeled GXL jacketed wire, GM color coding and pre-fitted corrugated slit loom for an extra value & professional look
- Standard length harness are 54" from the back of the engine to the PCM connectors
$627.99
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Product Summary
Universal Fit
- Each new harness contains in depth application specific instruction sheets, Clearly marked factory GM connectors, labeled GXL jacketed wire, GM color coding and pre-fitted corrugated slit loom for an extra value & professional look
- Standard length harness are 54" from the back of the engine to the PCM connectors
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Speedway Motors 91009497 Details
Take the fear out of electronic fuel injection! These engine wiring harnesses are designed to make your engine transplant effortless. Each new harness contains in-depth application-specific instruction sheets, clearly marked factory GM connectors, labeled GXL jacketed wire, GM color coding, and pre-fitted corrugated slit loom for an extra value and professional look. All un-needed emissions wiring is eliminated to make the install as simple and reliable as possible.
1994-1997 LT1 From Roadmaster, Camaro, Corvette, or Cadillac
- Made from premium grade GXL jacketed automotive wire
- Most wiring is larger gauge than stock application for durability
- No splices to reduce points of failure
- All primary grounding is done at the head or block and grounding points are isolated from each other to reduce electrical interference and minimize ground looping
- Harness wiring matches GM wiring configuration and jacket colors follow GM color coding for easy identification
- All electrical connectors are made by Delphi or Packard and are direct fit for GM cars and trucks
- Can be installed to run engine in 20 minutes, but figure 4-6 hours for a professional installation
- OBD2 diagnostic port for connection to scanners and tuning tools
Charts
Guides & Documents
Warranty Information
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Warranty Information
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Speedway Motors 91009497 Specifications
Speedway Motors 91009497 Specifications
| KEY SPECS | |
|---|---|
| MFG. Part # | 91009497 |
| Brand | Speedway Motors |
Ratings & Reviews
5
4 Reviews
Customers praise the LT1 wiring harness for its superior quality, compared to rivals, highlighting the harness's user-friendly wiring and additional ports for extra accessories such as electric fuel pumps. Users find it makes tucking the ECU away easy and boosts overall functionality. The distinct features of the Speedway harness, including unique connectors for oil pressure and level sensors, attest to its excellent quality and fitment. Customers also compliment the clear labelling. All in all, this product stands out in its category.
Ratings & Reviews
5
4 Reviews
Customers praise the LT1 wiring harness for its superior quality, compared to rivals, highlighting the harness's user-friendly wiring and additional ports for extra accessories such as electric fuel pumps. Users find it makes tucking the ECU away easy and boosts overall functionality. The distinct features of the Speedway harness, including unique connectors for oil pressure and level sensors, attest to its excellent quality and fitment. Customers also compliment the clear labelling. All in all, this product stands out in its category.
5
4 reviews
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great service
5.0
2 years ago
steve
bloomfield Nebraska
Verified
Great company
Would Recommend
LT1 wiring harness
5.0
8 years ago
chochlate dog
Bremerton Washington
Verified
the quality of the wiring harness is the best I've used and more reasonable than the other manufactures. this wiring harness has more user friendly wiring and more ports to hook all of your accessories like electric fuel pump. Speedway as all of your other parts too.
Would Recommend
Made easy
5.0
9 years ago
Rich
Boston mass
Verified
I used it on my 88 camaro lt1 swap it made tucking the ecu away easy and everything work nice
Of all of the wiring harnesses out there......
5.0
9 years ago
Davis racing
Oklahoma
Verified
The speedway harness had connectors that I had not seen on the other harnesses that I have used. The oil pressure and oil level sensor connectors was nice. Quality was excellent. Fitment was top notch and it was well labeled.
Would Recommend
Showing 4 of 4 reviews
Questions & Answers
Questions & Answers
9 Questions • 12 Answers
Will this wire into my 87 z28 camaro dash harness? How many wires need to be connected?
by Mike
• 6 years ago
1 answer
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Is there options to add ac control to this?
by Jeremy
• 7 years ago
1 answer
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Will this harness work with 700R4 transmission.?..I am putting the 1995 LT1 it's own computer in my 1985 Camaro IROC-Z. What issues do you see with this project.?
by Rm
• 7 years ago
1 answer
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Does this wiring harness come with a new computer as a combo. I have a 96 LT1 Camero motor.
by David
• 8 years ago
4 answers
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I have a 1997 trans am will this fit directly or would i have to do some mods?
by Bobby
• 8 years ago
1 answer
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Is this a complete wiring harnes ? i have a 1995 lt1 out of a z28 camaro putting it in a 1961 chevy biscayne bare bone car no fuse block no wiring at all
by gary
• 9 years ago
1 answer
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Will this work with the 1996 Corvette ECM? Painless Wiring told me their similar harness had to be used with the Camaro ECM, would not work with the corvette ECM. Thanks
by Mike
• 11 years ago
1 answer
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WILL THIS WORK WITH A STOCK COMPUTER
by WAMP
• 13 years ago
1 answer
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Will this work with the stock computer and transmission (4L60E) out of a '94 Impala in a '56 Chevrolet pick up truck?
by Jim
• 15 years ago
1 answer
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