Description: 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, Made in the USA Speedway 1985-89 Tuned Port Mass Air Engine Harness Sku # 91008589 Mfr. Part # 91008589 Condition New Brand Speedway Motors Sold Each Details Info 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. 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 OBD1 diagnostic port for connection to scanners and tuning tools Charts (PDF) Installation Tips Has connections for 700R4 transmission. These harnesses feature all of the connection points necessary to run the engine and transmission if applicable. The emission equipment has been eliminated and only the needed connections to run the engine and transmission are incorporated. 1985-1989 Tuned Port - Mass Air Flow (MAF) Harnesses are 54" from the back of the engine to the PCM connectors. Specs Sold in Quantity Each Notes Standard length. For ECM 1227165 MFG. Part # 91008589 Reviews awsome product ,highly impressed Rated by curly the mechanic on June 09, 2012 Summary: i put this engine into an 84 chevy truck. made it easy to get going. Pros: Easy hook up Great looking Perfect Fit Plug and Play Yes, I recommend this product. perfect fit, great looks Rated by buster on January 05, 2011 Summary: great fit, great looks, great price Yes, I recommend this product. Related Items / Suggested Parts Speedway 1994-1997 LT1 Engine Wiring Harness Speedway 1999-2003 Vortec V8 Wiring Harness Speedway 1999-04 Corvette LS Conversion Wiring Harness Speedway 1985-1992 GM TBI Engine EFI Wiring Harness Speedway 2007-2008 LS2/LS3/LS7 Engine Wiring Harness Speedway 2004-2008 Vortec V8 Wiring Harness Speedway 2004-2008 Vortec V8 Wiring Harness, Extended Speedway 1999-2003 Vortec V8 Wiring Harness, Extended Speedway 1990-1992 Tuned Port Speed Density Engine Harness Tech Support We're here to help before and after your purchase. If you have a question or need assistance with one of our products, please contact us through eBay Messaging and a knowledgeable Speedway Motors team member will be happy to help. About Speedway Motors is America’s Oldest Speed Shop® and has been a trusted source for specialty rodding and racing products and friendly expert advice for more than 72 years. Founded in 1952 by “Speedy” Bill Smith – a racer and street rodder himself – Speedway has grown from a one-man operation to become the world’s largest manufacturer, distributor and retailer of street rod and racing products. Our industry-leading fast delivery is the result of same-day shipping from our state-of-the-art, centrally located 500,000 sq. ft. headquarters. Speedway’s size offers customers unmatched product selection and low pricing, while our excellent technical support and customer service have made us a recognized leader in the rodding and racing industries.
Price: 405.99 USD
Location: Lincoln, Nebraska
End Time: 2025-01-04T17:49:44.000Z
Shipping Cost: 0 USD
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Return shipping will be paid by: Seller
Returns Accepted: Returns Accepted
Item must be returned within: 30 Days
Refund will be given as: Money Back
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Brand: Speedway Motors
Manufacturer Part Number: 91008589
Type: Wiring Accessory Kits
California Prop 65 Warning: True