---
product_id: 648950999
title: "GM Cylinder Head Assemblies REMANUFACTURED LT1 L86 6.2L GEN V SET 12702630 14-21 Camaro Corvetter Escalade Sierra Silverado Suburban Tahoe Yukon, XL"
brand: "amazon renewed"
price: "224802 som"
currency: KGS
in_stock: true
category: "Amazon Renewed"
url: https://www.desertcart.kg/products/648950999-gm-cylinder-head-assemblies-remanufactured-lt1-l86-6-2l-gen
store_origin: KG
region: Kyrgyzstan
---

# Pressure-tested for casting integrity Complete valve job & vacuum-tested seals Precision-machined 319-T7 aluminum GM Cylinder Head Assemblies REMANUFACTURED LT1 L86 6.2L GEN V SET 12702630 14-21 Camaro Corvetter Escalade Sierra Silverado Suburban Tahoe Yukon, XL

**Brand:** amazon renewed
**Price:** 224802 som
**Availability:** ✅ In Stock

## Summary

> 🚗 Unlock Legendary GM Power with Precision-Remanufactured Cylinder Heads!

## Quick Answers

- **What is this?** GM Cylinder Head Assemblies REMANUFACTURED LT1 L86 6.2L GEN V SET 12702630 14-21 Camaro Corvetter Escalade Sierra Silverado Suburban Tahoe Yukon, XL by amazon renewed
- **How much does it cost?** 224802 som with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.kg](https://www.desertcart.kg/products/648950999-gm-cylinder-head-assemblies-remanufactured-lt1-l86-6-2l-gen)

## Best For

- amazon renewed enthusiasts

## Why This Product

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

## Key Features

- • **AERA Certified Quality:** All parts cleaned, inspected, and assembled to meet stringent AERA standards—because your engine deserves nothing less.
- • **Durability You Can Trust:** Hot tank cleaned and pressure tested to guarantee casting integrity and long-lasting reliability under extreme conditions.
- • **Optimized Airflow Dynamics:** Flat oval exhaust ports and precisely measured intake/exhaust volumes maximize combustion efficiency and power output.
- • **Comprehensive Valve Overhaul:** New valve seats, stem seals, and guides installed with a professional valve job and vacuum testing for perfect compression and engine longevity.
- • **Engineered for Peak Performance:** Rebuilt OE GM 6.2L LT1 cylinder heads ensure flawless fit and function across Camaro, Corvette, Escalade, Sierra, Silverado, Suburban, Tahoe, and Yukon models.

## Overview

This set of remanufactured GM 6.2L LT1 cylinder head assemblies (casting #12702630) is precision-machined from durable 319-T7 aluminum and pressure tested for integrity. Featuring new valve seats, stem seals, and guides, plus a professional valve job with vacuum-tested seals, these heads deliver optimized airflow and perfect compression. Designed to fit a wide range of 2014-2021 GM performance and truck models, they meet AERA quality standards for reliable, high-performance engine restoration.

## Description

This is a SET / PAIR of Rebuilt OE GM 6.2L L86 Direct Injection Cylinder Head Assemblies. * casting # : 12702630 * Description : 2-rebuilt GM Vortec 6.2L L86 LT1 direct injection Cylinder Head Assembly's 2014-2020 * Specs : Material: 319-T7 Aluminum Combustion Chamber Volume: 59.02ccIntake Runner Volume: 297ccExhaust Port Shape: Flat OvalExhaust Runner Volume: 107cc Intake Valve Diameter: 2.126 in Exhaust Valve Diameter: 1.590 inCylinder head Bolt Style: Torque to Yield (TTY) Cylinder Head Bolt Size: (10) M12 x 1.75, M8 corner bolts * Fitment : CAMARO 16 6.2L CAMARO 17-20 6.2L, LT1 (SS) CORVETTE 14 (6.2L) CORVETTE 15-19 (6.2L), VIN 7 (8th digit, opt LT1) CORVETTE 20 ESCALADE 15-20 ESCALADE 21 6.2L ESCALADE ESV 15-20 ESCALADE ESV 21 6.2L SIERRA 1500 PICKUP 14-18 6.2L SIERRA 1500 PICKUP 19 new style (mirrors mount on door skin), 6.2L SIERRA 1500 PICKUP 20-21 6.2L SIERRA 1500 14-21 6.2L SILVERADO 1500 PICKUP 14-18 6.2L SILVERADO 1500 PICKUP 19 new style (mirrors mount on door skin), 6.2L SILVERADO 1500 PICKUP 20-21 6.2L SUBURBAN 1500 19-21 6.2L TAHOE 18-21 6.2L YUKON 15-21 6.2L YUKON XL 1500 15-21 6.2L

## Features

- Complete disassembly and thorough cleaning via hot tank & pressure tested to confirm casting integrity
- New valve seats installed as necessary
- New valve stem seals installed on all our heads & all valve guides are replaced with new ones as necessary.
- Valve job Performed with all required angles & vacuum tested seals to ensure perfect compression.
- All necessary parts are cleaned and inspected before final assembly to meet AERA specifications

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | General Motors |
| Brand | Generic |
| Model | Cylinder Head |
| Item Weight | 30 pounds |
| Item model number | B12620549-SET |
| Exterior | Machined |
| Manufacturer Part Number | 12620549, 12685669 |

## Images

![GM Cylinder Head Assemblies REMANUFACTURED LT1 L86 6.2L GEN V SET 12702630 14-21 Camaro Corvetter Escalade Sierra Silverado Suburban Tahoe Yukon, XL - Image 1](https://m.media-amazon.com/images/I/517UTfq1Y6L.jpg)
![GM Cylinder Head Assemblies REMANUFACTURED LT1 L86 6.2L GEN V SET 12702630 14-21 Camaro Corvetter Escalade Sierra Silverado Suburban Tahoe Yukon, XL - Image 2](https://m.media-amazon.com/images/I/518E4fogLjL.jpg)
![GM Cylinder Head Assemblies REMANUFACTURED LT1 L86 6.2L GEN V SET 12702630 14-21 Camaro Corvetter Escalade Sierra Silverado Suburban Tahoe Yukon, XL - Image 3](https://m.media-amazon.com/images/I/51jiJayo9CL.jpg)
![GM Cylinder Head Assemblies REMANUFACTURED LT1 L86 6.2L GEN V SET 12702630 14-21 Camaro Corvetter Escalade Sierra Silverado Suburban Tahoe Yukon, XL - Image 4](https://m.media-amazon.com/images/I/618P1QLzn6L.jpg)
![GM Cylinder Head Assemblies REMANUFACTURED LT1 L86 6.2L GEN V SET 12702630 14-21 Camaro Corvetter Escalade Sierra Silverado Suburban Tahoe Yukon, XL - Image 5](https://m.media-amazon.com/images/I/61gCp+ybjzL.jpg)

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**Shop now:** [https://www.desertcart.kg/products/648950999-gm-cylinder-head-assemblies-remanufactured-lt1-l86-6-2l-gen](https://www.desertcart.kg/products/648950999-gm-cylinder-head-assemblies-remanufactured-lt1-l86-6-2l-gen)

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*Product available on Desertcart Kyrgyzstan*
*Store origin: KG*
*Last updated: 2026-01-26*