![MLS Cylinder Head Gasket for GM LS Engines [Bore: 4.020 in.]](https://www.jegs.com/images/mini_750/500/555/555-210840.jpg)
MLS Cylinder Head Gasket for GM LS Engines [Bore: 4.020 in.]
JEGS 555-210840 MLS Cylinder Head Gasket Features:
- Multi layer steel (mls) type gasket for the ultimate in sealing
- Constructed from stainless inner core & multiple layers of embossed steel riveted together with a special coating to improve the seal
Items You Need

JEGS
High-Strength Head Bolt Kit for 2004-2014 GM LS Engines
Part Number : 555-83408
![3-Ton Aluminum Floor Jack [6,000 lbs. Capacity]](https://www.jegs.com/images/mini_200/500/555/555-80077.jpg)
JEGS
3-Ton Aluminum Floor Jack [6,000 lbs. Capacity]
Part Number : 555-80077
![Mechanic Chair & Step Stool on Wheels [300 lb. Capacity]](https://www.jegs.com/images/mini_200/500/555/555-81156.jpg)
JEGS
Mechanic Chair & Step Stool on Wheels [300 lb. Capacity]
Part Number : 555-81156
![Self-Powered Timing Light [Powered by (2) D-Cell Batteries]](https://www.jegs.com/images/mini_200/500/555/555-w80578.jpg)
JEGS
Self-Powered Timing Light [Powered by (2) D-Cell Batteries]
Part Number : 555-W80578

JEGS
Dielectric Grease, 1 oz. Tube
Part Number : 555-28020
![Self-Powered Timing Light [Powered by (2) D-Cell Batteries]](https://www.jegs.com/images/mini_200/500/555/555-w80578.jpg)
JEGS
Self-Powered Timing Light [Powered by (2) D-Cell Batteries]
Part Number : 555-W80578

JEGS
Valve Cover Gaskets for GM LS Engines
Part Number : 555-210870

JEGS
Intake Seals for GM LS1/LS2/LS6
Part Number : 555-210800

JEGS
High-Strength Head Bolt Kit for 2004-2014 GM LS Engines
Part Number : 555-83408
![Penetrating Oil [11 oz. Aerosol Can]](https://www.jegs.com/images/mini_200/600/639/639-11043.jpg)
LUCAS OIL
Penetrating Oil [11 oz. Aerosol Can]
Part Number : 639-11043
![Brake and Parts Cleaner [14 oz. Aerosol Can]](https://www.jegs.com/images/mini_200/500/555/555-72312.jpg)
JEGS
Brake and Parts Cleaner [14 oz. Aerosol Can]
Part Number : 555-72312

JEGS
Blue Bolt Locker Medium Strength
Part Number : 555-28084
![Funnel [8.5 in. Overall Length]](https://www.jegs.com/images/mini_200/500/555/555-w4064.jpg)
JEGS
Funnel [8.5 in. Overall Length]
Part Number : 555-W4064
![3-Ton Aluminum Floor Jack [6,000 lbs. Capacity]](https://www.jegs.com/images/mini_200/500/555/555-80077.jpg)
JEGS
3-Ton Aluminum Floor Jack [6,000 lbs. Capacity]
Part Number : 555-80077
![Wheel Chock [Solid Rubber]](https://www.jegs.com/images/mini_200/500/555/555-w41001.jpg)
JEGS
Wheel Chock [Solid Rubber]
Part Number : 555-W41001

JEGS
Lo Boy Creeper 250 lb. Capacity
Part Number : 555-81154
![Mechanic Chair & Step Stool on Wheels [300 lb. Capacity]](https://www.jegs.com/images/mini_200/500/555/555-81156.jpg)
JEGS
Mechanic Chair & Step Stool on Wheels [300 lb. Capacity]
Part Number : 555-81156
![Break-In Oil, 10W30 [1 Quart, 32 oz.]](https://www.jegs.com/images/mini_200/500/555/555-28067.jpg)
JEGS
Break-In Oil, 10W30 [1 Quart, 32 oz.]
Part Number : 555-28067

JEGS
Flywheel and Flexplate Turning Tool
Part Number : 555-60129

JEGS
Dielectric Grease, 1 oz. Tube
Part Number : 555-28020
![Self-Powered Timing Light [Powered by (2) D-Cell Batteries]](https://www.jegs.com/images/mini_200/500/555/555-w80578.jpg)
JEGS
Self-Powered Timing Light [Powered by (2) D-Cell Batteries]
Part Number : 555-W80578

JEGS
Valve Cover Gaskets for GM LS Engines
Part Number : 555-210870

JEGS
Intake Seals for GM LS1/LS2/LS6
Part Number : 555-210800

JEGS
High-Strength Head Bolt Kit for 2004-2014 GM LS Engines
Part Number : 555-83408
![Penetrating Oil [11 oz. Aerosol Can]](https://www.jegs.com/images/mini_200/600/639/639-11043.jpg)
LUCAS OIL
Penetrating Oil [11 oz. Aerosol Can]
Part Number : 639-11043
ITEM YOU MAY ALSO CONSIDER

CHEVROLET PERFORMANCE
Composition Cylinder Head Gasket For LS1, LS2, And LS6 Engines
Part Number : 809-12589227

FEL-PRO
PermaTorque MLS Head Gasket for GM LS 6.0/6.2
Part Number : 375-26192PT

CHEVROLET PERFORMANCE
Composition Cylinder Head Gasket For LS1, LS2, And LS6 Engines
Part Number : 809-12589227

COMETIC GASKETS
Chevy LS-Series Head Gasket LS1/LS6 5.7L & LS2 6.0L
Part Number : 245-C5318-051
EASY KITS

JEGS
Cylinder Head Gasket & Bolt Kit GM LS Engines
Part Number : 555-210840K

JEGS
Gasket Kit Upper and Lower for GM LS1, LS2, and LS6 Engines
Part Number : 555-210840K1
⚠️ Warning
Motor Vehicles
WARNING: Motor vehicles contain fuel, oils and fluids, battery posts, terminals and related accessories which contain lead and lead compounds and other chemicals known to the State of California to cause cancer, birth defects and other reproductive harm. These chemicals are found in vehicles, vehicle parts and accessories, both new and as replacements. When being serviced, these vehicles generate used oil, waste fluids, grease, fumes and particulates, all known to the State of California to cause cancer, birth defects, and reproductive harm.
Tools
WARNING: Some dust created by power sanding, sawing, grinding, drilling, and other construction activities contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Some examples of these chemicals are: lead from lead-based paints, crystalline silica from bricks and cement and other masonry products, and arsenic and chromium from chemically treated lumber. Your risk from exposure to these chemicals varies, depending on how often you do this type of work. To reduce your exposure, work in a well-ventilated area and with approved safety equipment, such as dust masks that are specially designed to filter out microscopic particles.
Electrical Cords
WARNING: The wires of these products contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling.



