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Cometic Gasket Cometic Gasket Chrysler 6.2L Hellcat Gen-3 Hemi .063in DST Cyl. Head Gasket - 4.150in Bore - LHS
Cometic Gasket Cometic Gasket Chrysler 6.2L Hellcat Gen-3 Hemi .063in DST Cyl. Head Gasket - 4.150in Bore - LHS
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Cometic Gasket Chrysler 6.2L Hellcat Gen-3 Hemi .063in DST Cyl. Head Gasket - 4.150in Bore - LHS

CGSC15731-063
191070590321
Head Gaskets
Out of stock
$ 313.95 $ 282.56

SKU: C15731-063 | UPC: 191070590321

Cometic Gasket Chrysler 6.2L Hellcat Gen-3 Hemi .063in DST Cyl. Head Gasket - 4.150in Bore - LHS Fits 2015-2019 Dodge Challenger SRT Hellcat and Charger SRT Hellcat

This Cometic head gasket delivers precise sealing for the left-hand side cylinder head on Chrysler 6.2L Hellcat Gen-3 Hemi engines. It fits 2015-2019 Dodge Challenger SRT Hellcat models including Demon Redeye and Widebody plus Dodge Charger SRT Hellcat. The .063in thickness and 4.150in bore sizing handle extreme boost and heat in performance builds.

Key Features

  • .063in Thickness: Matches Hellcat deck clearance for accurate compression ratios in naturally aspirated or supercharged setups
  • 4.150in Bore: Laser-etched sizing ensures perfect fit over pistons preventing blow-by in high-RPM conditions
  • DST Direct Seal Technology: Enhanced bead design provides gas-tight seal against combustion pressures up to 30psi boost
  • Multi-Layer Steel Construction: Three stainless steel layers with 321 wire core resist cracking and fatigue under sustained high cylinder pressures
  • LHS Design: Side-specific for left cylinder head optimizing port alignment on Gen-3 Hemi V8

Product Notes

  • Requires machined deck surface flat to 0.002in for proper sealing
  • Inspect head and block surfaces before installation
  • Individual gasket ships flat in protective packaging

Installation Notes

  • Professional installation recommended.
  • Torque head bolts in factory sequence to 110 ft-lbs using Mopar MLS head gasket specs
  • Compatible with stock or ported Hellcat cylinder heads and ARP head studs

This Part Fits

Year Make Model Submodel
2018 Dodge Challenger SRT Demon
2015-2019 Dodge Challenger SRT Hellcat
2019 Dodge Challenger SRT Hellcat Redeye
2019 Dodge Challenger SRT Hellcat Redeye Widebody
2018-2019 Dodge Challenger SRT Hellcat Widebody
2015-2019 Dodge Charger SRT Hellcat

Why Choose Cometic?

  • Proven in NHRA Pro Stock and Top Fuel drag racing applications
  • Manufactured in USA with tolerances held to +/- .001in
  • Engineered for modern high-output V8s like Hellcat Hemi

Frequently Asked Questions

  • Q: Will this fit 2019 Challenger SRT Hellcat Redeye?
    A: Yes it fits all 2015-2019 Dodge Challenger SRT Hellcat variants including Redeye Demon and Widebody with 6.2L Gen-3 Hemi
  • Q: What material is used in this gasket?
    A: Multi-layer steel with three 0.015in 321 stainless layers a full wire core and sputter-coated sealing beads
  • Q: What is the warranty and install process?
    A: Cometic offers defect warranty clean surfaces torque per OEM sequence and use new bolts for best results

Shipping & Handling

  • Method: UPS Ground or USPS Priority
  • Availability: In stock - ships same or next business day
  • Packaging: Flat envelope 13in x 13in x 0.25in
  • Weight: 0.40 lbs

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