Caspers Electronics Complete 86/87 Engine Wiring Harnesses for 1986-1987 REGAL - 109030

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Part Number: CEI-109030

$1,099.99

Wiring Harness, Engine, Buick, Each
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Caspers Electronics Complete 86/87 Engine Wiring Harnesses for 1986-1987 REGAL - 109030

Caspers Electronics Complete 86/87 Engine Wiring Harnesses for 1986-1987 REGAL - 109030

CEI-109030

Not Yet Reviewed

Part Number: CEI-109030

Estimated Ship Date: Oct 27, 2026

$1,099.99

Estimated Ship Date: Oct 27, 2026 Would you rather pick it up?

Overview

Brand:
Manufacturer's Part Number:
109030
Part Type:
Product Line:
Summit Racing Part Number:
CEI-109030
Fuse Block Included:
No
Quantity:
Sold individually.

Caspers Electronics Complete 86/87 Engine Wiring Harnesses

Caspers Electronics complete 86/87 engine wiring harnesses are 100 percent electronically inspected and designed to work exactly like your original harness—only better! These Caspers exclusive harnesses are OEM designs with modern-day improvements, like better wire routing, sealed automotive spec relays, separate positive feeds through the harness, and a factory fit and finish.

Features and benefits:

* Uses correct color-coded automotive-grade TXL oxygen-free copper wire throughout
* All color coding conforms to OEM specifications. Tracers were added in certain wiring to
correctly identify during build
* All connectors used are GM factory-specified OEM connectors
* Five fuse links are installed (original design used only three fuse links, two shared)
* The harnesses use individual ground wires for every electrical ground in the harness (no
internal splices) to assist in the electrical integrity of the grounds
* Grounds are extended to allow placement on intake bolt instead of bell housing bolts
* Hard plastic wiring channel that is located under coil pack has been eliminated and replaced with round conduit
* Most of the taping has been replaced with hard plastic conduit clips to eliminate unravelling
* Extensive under-taping is applied to the wiring bundles for build integrity
* All internal splices are ultrasonically welded for improved connection integrity
* Several connections have been lengthened to improve fit over OEM harness
* New design oval conduit clips are supplied, produced with improved material
* Plated metal clips are supplied to facilitate installation
* All relays have been replaced with 21st century automotive sealed relays
* Fan delay relay has been eliminated to address electrical reliability issues inherent in its
design

Applications

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Instructions & Calculators

Instruction Sheets for Part Number CEI-109030

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