search cart menu
Gaskets By

Vehicle

Engine

Service
Login News Contact Jobs Locate Dealer

Gaskets By

Engine open
Vehicle open
Materials
Applications open
search

New Product Release! Spring Energized MLS Head Gaskets (SEG)

Wednesday, April 29th, 2020

New Product Release! Spring Energized MLS Head Gaskets (SEG)

Extreme Sealing for High Horsepower Forced Induction Applications! The resilient nature of the seal ensures useful elastic recovery during service, this recovery aids in the seals ability to accommodate minor distortions in the clamped joint, making it conducive for elevated temperature and cylinder pressures like that seen in extremely high horsepower, forced induction applications.

Key Design Parameters: 

• Sold Individually: L and R required to make a set for LSX, LS also sold individually, buy 2  to make a set
• Bores Available: 4.150”, 4.200”
• Jacket Construction: Iconel
• Spring Construction: Inconel
• Electro-Plating: Silver
• Approximate Seating load: 1100 lbf/linear inch
• Ring Finish: 16 micron
• Ring Thickness: .063” (pre-plating)
• No counter bores or ring grooves need
• Used exclusively with Cometic MLS .051” carrier for ring location and fluid sealing
• Low bore distortion
• Low risk for cylinder head wear
• Extended service life for components

New Product Release! Spring Energized MLS Head Gaskets (SEG)

Part#

Note: 
Sold Individually: L and R required to make a set for LSX, LS also sold individually, buy 2 to make a set

LSX                        Each kit contains 4 rings and 1 MLS carrier gasket                     List Price Ea.

C15531-051    GM LSX 4.150 SEG HEAD GASKET    .051" 6 BOLT KIT W RINGS RIGHT    $254.43
C15532-051    GM LSX 4.150 SEG HEAD GASKET    .051" 6 BOLT KIT W RINGS LEFT       $254.43
C15537-051    GM LSX 4.200 SEG HEAD GASKET    .051" 6 BOLT KIT W RINGS RIGHT    $254.43
C15538-051    GM LSX 4.200 SEG HEAD GASKET    .051" 6 BOLT KIT W RINGS LEFT       $254.43

LS
C15540-051    GM LS 4.150 SEG HEAD GASKET      .051" 4 BOLT KIT W RINGS                 $254.43
C15542-051    GM LS 4.200 SEG HEAD GASKET      .051" 4 BOLT KIT W RINGS                 $254.43

Please contact info@cometic.com for any technical questions.