Replacing My Stock 862 Heads

June 10, 2026
Media Summary: FINALLY after having this truck since 2014*, I am making a cylinder head upgrade. LET'S TALK TECH, ANYONE EVER SEE A SET OF CAN I MAKE MORE THAN 500 HP WITH AN ALL-MOTOR 5.3L? WILL

Replacing My Stock 862 Heads - Detailed Analysis & Overview

FINALLY after having this truck since 2014*, I am making a cylinder head upgrade. LET'S TALK TECH, ANYONE EVER SEE A SET OF CAN I MAKE MORE THAN 500 HP WITH AN ALL-MOTOR 5.3L? WILL

Photo Gallery

Replacing my STOCK 862 Heads with CNC Ported Heads!
LS 862 Heads Ported for Maximum Airflow
All 20 LS Cylinder Heads Explained (What's Best For Your Project?).
862 Heads for my 6.0 and project update!
LS Engine Swap Cylinder Head Upgrade - Summit Racing Quick Flicks
LET'S TALK TECH-243 VS 862
706 6.0L HEAD UPGRADE LET'S TALK TECH
How To Save Money By Port & Polishing Stock Cylinder Heads - Horsepower S15, E2
LS Swap LQ4 + 862 = 10.5:1 Best Bang for Buck
862 heads DO NOT come with 61.5cc Chambers
Ported 5.3 862 Heads with 2" LS1 Intake Valves - Update 16 April 2014
Ported 862 LS heads Final Ports

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Replacing my STOCK 862 Heads with CNC Ported Heads!

Replacing my STOCK 862 Heads with CNC Ported Heads!

FINALLY after having this truck since 2014*, I am making a cylinder head upgrade.

LS 862 Heads Ported for Maximum Airflow

LS 862 Heads Ported for Maximum Airflow

LS

All 20 LS Cylinder Heads Explained (What's Best For Your Project?).

All 20 LS Cylinder Heads Explained (What's Best For Your Project?).

Most

862 Heads for my 6.0 and project update!

862 Heads for my 6.0 and project update!

Update on

LS Engine Swap Cylinder Head Upgrade - Summit Racing Quick Flicks

LS Engine Swap Cylinder Head Upgrade - Summit Racing Quick Flicks

Upgrading a set of cylinder

LET'S TALK TECH-243 VS 862

LET'S TALK TECH-243 VS 862

LET'S TALK TECH, ANYONE EVER SEE A SET OF

706 6.0L HEAD UPGRADE LET'S TALK TECH

706 6.0L HEAD UPGRADE LET'S TALK TECH

HOW MUCH DO YOU

How To Save Money By Port & Polishing Stock Cylinder Heads - Horsepower S15, E2

How To Save Money By Port & Polishing Stock Cylinder Heads - Horsepower S15, E2

New high performance aluminum cylinder

LS Swap LQ4 + 862 = 10.5:1 Best Bang for Buck

LS Swap LQ4 + 862 = 10.5:1 Best Bang for Buck

To get

862 heads DO NOT come with 61.5cc Chambers

862 heads DO NOT come with 61.5cc Chambers

Showing how after having

Ported 5.3 862 Heads with 2" LS1 Intake Valves - Update 16 April 2014

Ported 5.3 862 Heads with 2" LS1 Intake Valves - Update 16 April 2014

The heads

Ported 862 LS heads Final Ports

Ported 862 LS heads Final Ports

Final ports on

HOW TO: THE ULTIMATE 510-HP, ALL MOTOR JUNKYARD 5.3L BUILD. STEP BY STEP BUILD & FULL DYNO RESULTS

HOW TO: THE ULTIMATE 510-HP, ALL MOTOR JUNKYARD 5.3L BUILD. STEP BY STEP BUILD & FULL DYNO RESULTS

CAN I MAKE MORE THAN 500 HP WITH AN ALL-MOTOR 5.3L? WILL