---
product_id: 2850227
title: "ACDelco Professional U505 (12337166) Ignition Coil"
brand: "acdelco"
price: "$99.42"
currency: USD
in_stock: true
url: https://www.desertcart.us/products/2850227-acdelco-professional-u505-12337166-ignition-coil
store_origin: US
region: United States of America
---

# High voltage boost Exact OEM fit Corrosion-resistant coating ACDelco Professional U505 (12337166) Ignition Coil

**Brand:** acdelco
**Price:** $99.42
**Availability:** ✅ In Stock

## Summary

> ⚡ Ignite your drive with precision power and unmatched durability!

## Quick Answers

- **What is this?** ACDelco Professional U505 (12337166) Ignition Coil by acdelco
- **How much does it cost?** $99.42 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/2850227-acdelco-professional-u505-12337166-ignition-coil)

## Best For

- acdelco enthusiasts

## Why This Product

- Trusted acdelco brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Bolt-On Installation:** Easy, vehicle-specific fit that saves time and hassle during replacement
- • **Premium Copper Windings:** Durability and superior resistance to internal shorts for long-lasting performance
- • **Professional Grade Aftermarket:** Trusted ACDelco quality delivering reliable ignition and engine efficiency
- • **Corrosion-Resistant Laminations:** Coated and protected to prevent rust and ensure consistent output
- • **Precision Silicone Steel Plates:** Engineered to match original part size and number for flawless compatibility

## Overview

The ACDelco Professional U505 Ignition Coil is a premium aftermarket replacement designed with high-quality copper windings and corrosion-resistant silicone steel plates. Engineered for exact OEM fit, it ensures reliable ignition performance, enhanced durability, and easy bolt-on installation for vehicle-specific applications.

## Description

ACDelco Professional U505 (12337166) Ignition Coil

## Features

- high quality coated windings to improve durability and provide protection against internal shorts and dielectric breakdown
- silicone steel plates surrounding the ignition coil correctly match the original part size and number exactly
- laminations are coated to hinder corrosion and many feature molded plastic protection to help ensure that nothing is exposed
- professional, premium aftermarket replacement
- provides the performance and dependability you expect from acdelco
- Fit type: Vehicle Specific

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | ACDelco |
| Item dimensions L x W x H | 6.8 x 3.3 x 3.4 inches |
| Vehicle Service Type | Car |
| Connector Gender | Male |
| Installation Type | Bolt-On |
| Manufacturer | ACDelco |
| UPC | 036666253719 |
| Automotive Fit Type | Vehicle Specific Fit |
| OEM Part Number | 12337166 |
| Global Trade Identification Number | 00036666253719 |
| Model | ACDelco - Ignition Coil (B) (U505) |
| Item Weight | 1.34 pounds |
| Product Dimensions | 6.8 x 3.3 x 3.4 inches |
| Item model number | U505 |
| Exterior | Painted |
| Manufacturer Part Number | 12337166 |

## Product Details

- **Brand:** ACDelco
- **Item dimensions L x W x H:** 6.8 x 3.3 x 3.4 inches
- **Vehicle Service Type:** Car
- **Connector Gender:** Male
- **Installation Type:** Bolt-On

## Images

![ACDelco Professional U505 (12337166) Ignition Coil - Image 1](https://m.media-amazon.com/images/I/61waa4Xc-IL.jpg)

## Questions & Answers

**Q: compatable with U515?**
A: Works on 1971 Olds cutlass supreme with 350 stock engine.   That’s all I know

**Q: what is the voltage output of this coil?**
A: SPECIFICATIONS
Terminal Type:	Threaded
Height:	5.7 in
Terminal Quantity:	2
Terminal Gender:	Male
Mounting Bracket Included:	No
Voltage:	12 VDC
Wire Quantity:	0
Maximum Diameter:	2.50
Mounting Position:	External
Ignition Type:	Standard
Coil Shape:	Cylinder
Coil Type:	Cylinder Ignition Coil
Coil Wire Included:	No
Requires External Resistor:	No

**Q: Anyone know of a push on type of terminal for the studs?**
A: Yes autozone has them

**Q: How many volts are produced by this coil?**
A: About 30,000 volts

## Frequently Bought Together

- ACDelco Professional U505 Ignition Coil
- ACDelco Professional D204 Ignition Capacitor
- ACDelco Professional C435 Ignition Distributor Rotor

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**Shop now:** [https://www.desertcart.us/products/2850227-acdelco-professional-u505-12337166-ignition-coil](https://www.desertcart.us/products/2850227-acdelco-professional-u505-12337166-ignition-coil)

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-02-15*