---
product_id: 85586477
title: "AC Delco OEM Part# 862029 MR43LTS Compatible With Mercury Mercruiser Quicksilver (8 Pack)"
brand: "acdelco"
price: "$141.84"
currency: USD
in_stock: true
reviews_count: 13
category: "Ac Delco"
url: https://www.desertcart.us/products/85586477-ac-delco-oem-part-862029-mr43lts-compatible-with-mercury-mercruiser
store_origin: US
region: United States of America
---

# Marine-grade reliability Compact dimensions Direct replacement AC Delco OEM Part# 862029 MR43LTS Compatible With Mercury Mercruiser Quicksilver (8 Pack)

**Brand:** acdelco
**Price:** $141.84
**Availability:** ✅ In Stock

## Summary

> ⚡ Ignite Your Adventure with ACDelco!

## Quick Answers

- **What is this?** AC Delco OEM Part# 862029 MR43LTS Compatible With Mercury Mercruiser Quicksilver (8 Pack) by acdelco
- **How much does it cost?** $141.84 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/85586477-ac-delco-oem-part-862029-mr43lts-compatible-with-mercury-mercruiser)

## 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

- • **Perfect Fit:** Designed specifically for Mercury Mercruiser Quicksilver compatibility.
- • **Lightweight Design:** Weighing in at just 14.4 ounces, easy to handle and install.
- • **Durable Construction:** Built to withstand the rigors of marine environments.
- • **Precision Engineering:** Pre-gapped for optimal performance right out of the box.
- • **Unmatched Performance:** Experience seamless ignition with ACDelco's OEM spark plugs.

## Overview

The ACDelco OEM Part# 862029 MR43LTS @8 is a brand new, direct replacement marine spark plug designed for optimal performance in Mercury Mercruiser Quicksilver engines. Weighing 14.4 ounces and measuring 5 x 4 x 2 inches, these pre-gapped spark plugs ensure a hassle-free installation and reliable ignition in challenging marine conditions.

## Description

Buy AC Delco OEM Part# 862029 MR43LTS Compatible With Mercury Mercruiser Quicksilver (8 Pack): Accessories - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

Review: Does the job - To me these work much better than the iridium ones that cost 3 times more. My boat runs a lot better on these,
Review: Great Product arrived as agreed - Geat value and deal

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B019E4DTOQ |
| Automotive Fit Type | Vehicle Specific Fit |
| Best Sellers Rank | #17,414 in Automotive ( See Top 100 in Automotive ) #43 in Automotive Replacement Electrical Accessories |
| Brand Name | ACDelco |
| Compatible with Vehicle Type | Watercraft |
| Core Material | Copper |
| Customer Reviews | 4.7 4.7 out of 5 stars (807) |
| Manufacturer Part Number | MR43LTS |
| Model Number | MR43LTS |
| OEM Equivalent Part Number | MR43LTS |
| Thread Size | 14mm |
| Top Material Type | Ceramic |
| UPC | 036666104844 |
| Unit Count | 8.0 Count |

## Product Details

- **Brand:** ACDelco
- **Core Material:** Copper
- **Thread Size:** 14mm
- **Top Material Type:** Ceramic
- **Vehicle Service Type:** Watercraft

## Images

![AC Delco OEM Part# 862029 MR43LTS Compatible With Mercury Mercruiser Quicksilver (8 Pack) - Image 1](https://m.media-amazon.com/images/I/71RiBJ5SSbL.jpg)
![AC Delco OEM Part# 862029 MR43LTS Compatible With Mercury Mercruiser Quicksilver (8 Pack) - Image 2](https://m.media-amazon.com/images/I/61p6T7BspSL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Does the job
*by J***. on February 15, 2026*

To me these work much better than the iridium ones that cost 3 times more. My boat runs a lot better on these,

### ⭐⭐⭐⭐⭐ Great Product arrived as agreed
*by A***Y on February 25, 2026*

Geat value and deal

### ⭐⭐⭐⭐⭐ They are real AC Delco
*by E***A on April 10, 2026*

Real plugs, showed up on time engine is running mint

## Frequently Bought Together

- New AC Delco OEM Part# 862029 MR43LTS @8 Compatible With Mercury Mercruiser Quicksilver
- Quicksilver 802893Q01 Water Separating Fuel Filter for Mercury and Mariner Outboards and MerCruiser Stern Drive and Inboard Engines
- Quicksilver by Mercury Marine 866340Q03 Oil Filter, MerCruiser Sterndrive and Inboard Engines

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**Shop now:** [https://www.desertcart.us/products/85586477-ac-delco-oem-part-862029-mr43lts-compatible-with-mercury-mercruiser](https://www.desertcart.us/products/85586477-ac-delco-oem-part-862029-mr43lts-compatible-with-mercury-mercruiser)

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-05-12*