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Cometic EST Top End Gasket Kit


Cometic Gaskets are built to offer the latest in gasket technology. Materials, manufacturing processes and gaskets are designed to match the high level of performance of modern engines. When purchasing a Cometic EST Top End gasket kit, you can rest assured that every component will be the best solution for your application.

  • Made in the USA
Specification Details
Bore Varies (make selection above)
Country of Origin USA
Displacement Varies (make selection above)
Engine Type Varies (make selection above)
Material Varies (make selection above)
OEM Reference Varies (make selection above)
Size Over Standard Varies (make selection above)
Thickness Varies (make selection above)
Tire Size Varies (make selection above)

Vehicle Fitment


Fitment is guaranteed or your money back plus free return shipping.
Don’t waste time installing a product that doesn't fit. We worked hard ensuring that this product is an exact fit on the vehicles listed below.

Arctic Cat
  • Alterra 700 2017
  • Alterra 700 XT 2017
  • Alterra TRV 700 XT 2017
  • DVX 400 2004-2008
  • MudPro 1000 2015, 2017
  • MudPro 700 2009-2017
  • Prowler 1000 XT 2015-2017
  • Prowler 1000 XTZ 2009-2010, 2012-2014
  • Prowler 1000 XTZ Baja 2009
  • Prowler 700 XT 2009, 2015-2017
  • TBX 700 2014-2017
  • TBX 700 GT 2012
  • TBX 700 XT 2013
  • TRV 700 2011, 2013-2015
  • TRV 700 Cruiser 2011-2012
  • TRV 700 GT 2011
  • TRV 700 XT 2013-2015
  • TRV 700i GT 2012
  • Wildcat 1000 2012-2015
  • Wildcat 1000 X 2013-2017
  • Wildcat 4 1000 2013-2014
  • Wildcat 4X 1000 2014-2017
Beta
  • 350 RR Enduro 2011-2019
  • 350 RR Race Edition 2020-2021
  • 390 RR Enduro 2015-2019
  • 400 RR Enduro 2010-2014
  • 430 RR Enduro 2015-2020
  • 430 RR Race Edition 2017-2021
  • 450 RR Enduro 2010-2014
  • 480 RR Enduro 2015-2019
  • 480 RR Race Edition 2017-2021
  • 498 RR Enduro 2012-2014
  • 520 RR Enduro 2010-2011
Bombardier
  • Outlander 400 2x4 2004-2005
  • Outlander 400 4x4 2003-2006
  • Outlander 400 XT 4x4 2004-2006
  • Outlander MAX 400 2004-2006
  • Outlander MAX 400 XT 2006
Buell
  • XB12R Firebolt 2007-2009
  • XB9R Firebolt 2007
Can-Am
  • Commander 1000 2011-2016
  • Commander 1000 X 2011-2013
  • Commander 1000 XT 2011-2014
  • Commander 1000 XT-P 2014
  • Commander MAX 1000 2014
  • Commander MAX 1000 XT 2014
  • DS450 2010-2012, 2014-2015
  • Outlander 400 2007-2008
  • Outlander 400 EFI 2008-2013
  • Outlander 400 EFI XT 2008-2013
  • Outlander 400 XT 2007-2008
  • Outlander MAX 400 2007-2008
  • Outlander MAX 400 EFI 2008-2013
  • Outlander MAX 400 EFI XT 2008-2013
  • Outlander MAX 400 XT 2007-2008
Harley Davidson
  • CVO FXR2 1999
  • CVO FXR3 1999
  • CVO FXR4 2000
  • FL 1948
  • FLD Dyna Switchback 2012-2016
  • FLH Duo Glide 1958-1964
  • FLH Electra Glide 1984-1985
  • FLH Hydra Glide 1955-1957
  • FLHB Electra Glide 1965
  • FLHF Duo Glide 1958-1964
  • FLHF Hydra Glide 1955-1957
  • FLHFB Electra Glide Super Sport 1965
  • FLHR Electra Glide Road King 1994
  • FLHR Road King 1995-2016
  • FLHRC Road King Classic 2007-2013
  • FLHRCI Road King Classic 1998-2006
  • FLHRI Road King 1996-2006
  • FLHRS Road King Custom 2004-2007
  • FLHRSI Road King Custom 2004-2006
  • FLHS Electra Glide Sport 1984-1993
  • FLHT Electra Glide 1983, 1986-1987
  • FLHT Electra Glide Standard 1995-2009
  • FLHTC Electra Glide Classic 1983-2005, 2007-2013
  • FLHTC Liberty Electra Glide Classic Liberty 1986
  • FLHTCI Electra Glide Classic 1996-2006
  • FLHTCU Ultra Classic Electra Glide 1989-2016
  • FLHTCUI Ultra Classic Electra Glide 1995-2006
  • FLHTCUL Electra Glide Ultra Classic Low 2015-2016
  • FLHTCUTG Tri Glide Ultra Classic 2009-2016
  • FLHTI Electra Glide Standard 2003-2006
  • FLHTK Electra Glide Ultra Limited 2010-2016
  • FLHTKL Electra Glide Ultra Limited Low 2015-2016
  • FLHX Electra Glide Special 1984-1985
  • FLHX Street Glide 2006-2016
  • FLHXI Street Glide 2006
  • FLHXS Street Glide Special 2014-2016
  • FLHXXX Street Glide Trike 2010-2011
  • FLRT Freewheeler 2015-2016
  • FLS Softail Slim 2012-2017
  • FLSS Softail Slim S 2016-2017
  • FLST Heritage Softail 1986-1990, 2006
  • FLSTC Heritage Softail Classic 1987-2016
  • FLSTCI Heritage Softail Classic 2001-2006
  • FLSTF Softail Fat Boy 1990-2016
  • FLSTFB Softail Fat Boy Lo 2010-2016
  • FLSTFBS Softail Fat Boy S 2016-2017
  • FLSTFI Softail Fat Boy 2001-2006
  • FLSTI Heritage Softail 2006
  • FLSTN Heritage Softail Nostalgia 1993
  • FLSTN Heritage Softail Special 1994-1996
  • FLSTN Softail Deluxe 2005-2016
  • FLSTNI Softail Deluxe 2005-2006
  • FLSTS Heritage Springer Softail 1997-2003
  • FLSTSB Softail Cross Bones 2008-2011
  • FLSTSC Softail Springer Classic 2005-2007
  • FLSTSCI Softail Springer Classic 2005-2006
  • FLSTSI Heritage Springer Softail 2001-2003
  • FLTC Tour Glide Classic 1984-1991
  • FLTCU Ultra Classic Tour Glide 1989-1995
  • FLTCUI Ultra Classic Tour Glide 1996
  • FLTR Road Glide 1998-2004, 2007-2009
  • FLTRI Road Glide 1998-2006
  • FLTRU Road Glide Ultra 2011-2013, 2016
  • FLTRX Road Glide 2015-2016
  • FLTRX Road Glide Custom 2010-2013
  • FLTRXS Road Glide Special 2015-2016
  • FXCW Softail Rocker 2008-2009
  • FXCWC Softail Rocker C 2008-2011
  • FXD Dyna Super Glide 1995-2005, 2007-2010
  • FXDB Dyna Daytona 1992
  • FXDB Dyna Street Bob 2007-2017
  • FXDB Dyna Sturgis 1991
  • FXDBI Dyna Street Bob 2006
  • FXDC Dyna Glide Custom 1992
  • FXDC Dyna Super Glide Custom 2005, 2007-2014
  • FXDCI Dyna Super Glide Custom 2005-2006
  • FXDF Dyna Fat Bob 2008-2017
  • FXDI Dyna Super Glide 2004-2006
  • FXDI35 35th Anniversary Dyna Super Glide 2006
  • FXDL Dyna Low Rider 1993-2005, 2007-2009, 2014-2016
  • FXDLI Dyna Low Rider 2004-2006
  • FXDLS Dyna Low Rider S 2016-2017
  • FXDS-CONV Dyna Convertible 1994-2000
  • FXDWG Dyna Wide Glide 1993-2005, 2007-2008, 2010-2016
  • FXDWGI Dyna Wide Glide 2004-2006
  • FXDX Dyna Super Glide Sport 1999-2005
  • FXDXI Dyna Super Glide Sport 2004-2005
  • FXDXT Dyna Super Glide T-Sport 2001-2003
  • FXE Super Glide 1984
  • FXEF Super Glide Fat Bob 1985
  • FXLR Low Rider Custom 1987-1994
  • FXR Super Glide 1986-1994
  • FXRC Low Glide 1985
  • FXRC Low Rider Chrome 1987
  • FXRD Grand Touring Edition 1986
  • FXRDG Disc Glide 1984
  • FXRS Low Glide 1984-1992
  • FXRS-CONV Low Rider Convertible 1990-1993
  • FXRS-SP Low Rider Sport Edition 1987-1993
  • FXRT Sport Glide 1984-1992
  • FXS Softail Blackline 2011-2013
  • FXSB Low Rider 1984-1985
  • FXSB Softail Breakout 2013-2017
  • FXST Softail 1984-1990
  • FXST Softail Standard 1999-2007
  • FXSTB Softail Night Train 1999-2009
  • FXSTBI Softail Night Train 2001-2006
  • FXSTC Softail Custom 1986-1999, 2007-2010
  • FXSTD Softail Deuce 2000-2007
  • FXSTDI Softail Deuce 2001-2006
  • FXSTI Softail Standard 2001-2006
  • FXSTS Springer Softail 1988-2006
  • FXSTSB Softail Bad Boy 1995-1997
  • FXSTSI Springer Softail 2001-2006
  • FXWG Wide Glide 1984-1986
  • XL1200C Sportster 1200 Custom 1996-2019
  • XL1200CX Sportster Roadster 2016-2020
  • XL1200L Sportster 1200 Low 2006-2011
  • XL1200N Sportster 1200 Nightster 2007-2012
  • XL1200R Sportster 1200 Roadster 2004-2008
  • XL1200S Sportster 1200 Sport 1996-2003
  • XL1200T Sportster SuperLow 2014-2018
  • XL1200V Sportster Seventy-Two 2012-2016
  • XL1200X Sportster Forty-Eight 2010-2022
  • XL883 Sportster 883 2004-2009
  • XL883C Sportster 883 Custom 1999-2010
  • XL883L Sportster 883 Low 2005-2010
  • XL883L Sportster SuperLow 2011-2019
  • XL883N Sportster Iron 883 2009-2022
  • XL883R Sportster 883R 2002-2003, 2005-2010
  • XL883R Sportster Roadster 2011-2015
  • XLH1000 Sportster 1000 1982-1985
  • XLH1100 Sportster 1100 1986-1987
  • XLH1200 Sportster 1200 1988-2003
  • XLH883 Sportster 883 1986-2003
  • XLH883DLX Sportster 883 Deluxe 1986-1995
  • XLH883HUG Sportster 883 Hugger 1987-2003
  • XLS1000 Sportster Roadster 1982-1985
Honda
  • ATC250ES Big Red 1985-1987
  • ATC250SX 1985-1987
  • CRF100F 2004-2007
  • CRF150F 2003-2012
  • CRF150R 2007-2009, 2013-2022
  • CRF150R Expert 2007-2009, 2012-2016
  • CRF230F 2003-2006
  • CRF250R 4-Stroke 2004-2016, 2018-2023
  • CRF250X 4-Stroke 2005-2007
  • CRF450L 2019-2020
  • CRF450R 2002-2016, 2019-2020
  • CRF450RWE 2019-2020
  • CRF450X 2005-2009, 2012-2013, 2019-2024
  • CRF50F 2004-2009, 2011-2018
  • CRF70F 2004-2007
  • CRF80F 2004-2007
  • CT70 Trail 70 1991-1994
  • TRX250 FourTrax 250 2x4 1985-1987
  • TRX250EX Sportrax 250 2x4 2001-2008
  • TRX250TE FourTrax Recon 2x4 ES 2002-2007
  • TRX250TM FourTrax Recon 2x4 2002-2007
  • TRX250X FourTrax 250X 1987-1988, 1991-1992
  • TRX300 FourTrax 300 2x4 1988-2000
  • TRX300EX FourTrax 300EX 1993-2000, 2004-2007
  • TRX300EX Sportrax 300EX 2001-2003, 2008
  • TRX300FW FourTrax 300 4x4 1988, 1990-2000
  • TRX300X Sportrax 300X 2009
  • TRX350FM FourTrax Rancher 4x4 2000-2006
  • TRX350TE FourTrax Rancher ES 2x4 2000-2006
  • TRX400EX FourTrax 400EX 1999
  • TRX400EX Sportrax 400EX 2000-2008
  • TRX400X Sportrax 400X 2009, 2012-2014
  • TRX450ER Sportrax 450ER 2006-2009, 2012-2014
  • TRX450FE FourTrax Foreman ES 4x4 2002-2004
  • TRX450FM FourTrax Foreman S 4x4 2002-2004
  • TRX450R Sportrax 450R 2004-2009, 2012
  • TRX500FA FourTrax Foreman Rubicon 4x4 2001-2009, 2011-2014
  • TRX90 FourTrax 90 1993-2006
  • TRX90EX FourTrax 90 2007-2008
  • TRX90X FourTrax 90 2009, 2012-2016
  • XR100R 1992-1993
  • XR400R 1996-2004
  • XR50R 2000-2003
  • XR70R 1997-2003
  • XR80R 1993-2001
Husqvarna
  • FC 250 2015-2022
  • FC 350 2015-2017, 2019-2022
  • FC 450 2016-2023
  • FE 350 2020-2022
  • FE 450 2017-2020, 2023
  • FE 501 2017-2023
  • FX 350 2019-2022
  • FX 450 2017-2023
KTM
  • 250 EXC-F 2017-2019
  • 250 SX-F 2005-2022
  • 250 XC-F 2007-2022
  • 350 EXC-F 2020-2023
  • 350 SX-F 2011-2022
  • 350 XC-F 2011-2022
  • 400 EXC Racing 2000-2004
  • 400 MXC 2001-2002
  • 400 SX Racing 2000-2002
  • 450 EXC 2007
  • 450 EXC-G Racing 2003-2006
  • 450 EXC-R 2007-2008
  • 450 MXC-G Racing 2003-2004
  • 450 SMR 2005-2007
  • 450 SX 2006
  • 450 SX ATV 2009-2010
  • 450 SX Racing 2003-2005
  • 450 SX-F 2007-2014, 2016-2023
  • 450 XC ATV 2008-2009
  • 450 XC-F 2016-2023
  • 450 XC-G Racing 2006
  • 505 SX-F 2007-2008
  • 520 EXC Racing 2000-2001
  • 520 EXC-G Racing 2002
  • 520 SX Racing 2000-2002
  • 525 EXC 2007
  • 525 EXC-G Racing 2003-2006
  • 525 MXC-G Racing 2003-2005
  • 525 SX 2006
  • 525 SX Racing 2003-2005
  • 525 Supermoto SX 2004-2005
  • 525 XC ATV 2008-2009
  • 530 EXC-R 2008
Kawasaki
  • Bayou 220 2x4 1998-2002
  • Bayou 250 2x4 2003-2011
  • Brute Force 650 4x4 2005-2013
  • Brute Force 750 4x4i 2005-2017
  • Brute Force 750 4x4i EPS 2012-2017
  • KFX400 2003-2006
  • KFX450R 2008-2014
  • KFX700 V-Force 2004-2009
  • KLX110 2003-2013
  • KLX400R 2003-2004
  • KX250 4-Stroke 2019-2020
  • KX250F 4-Stroke 2004-2018
  • KX450 4-Stroke 2019-2020
  • KX450F 2006-2018
  • Prairie 650 4x4 2002-2003
  • Prairie 700 4x4 2004-2006
  • Teryx 750 4x4 2008-2013
  • Teryx 750 4x4 Sport 2009-2013
Polaris
  • Outlaw 500 2006-2007
  • Outlaw 525 2007
  • Predator 500 2003-2007
  • RZR 170 2009-2015
  • RZR 170 EFI 2015-2016
  • RZR XP 900 2011
  • Sportsman 550 2010-2014
Sherco
  • 250 SEF-R 2014-2021
  • 300 SEF-R 2014-2021
  • 450 SEF-R 2015-2021
Suzuki
  • DR-Z110 2003-2005
  • DR-Z400 2000-2004
  • DR-Z400S 2000-2022
  • DR-Z400SM 2005-2009, 2013-2017
  • LT-A700X KingQuad 700 4x4 2005-2007
  • LT-R450 QuadRacer 450 2006-2011
  • LT-Z400 QuadSport 400 2003-2006
  • RM-Z250 2004-2023
  • RM-Z450 2005-2024
Yamaha
  • Big Bear 350 2x4 1996-1999
  • Big Bear 400 2x4 2000-2004
  • Bruin 350 2x4 2004
  • Grizzly 400 4x4 2007
  • Grizzly 700 4x4 2016-2017
  • Kodiak 400 2x4 2000-2001, 2003-2004
  • Kodiak 700 4x4 2016-2017
  • Raptor 250 2008-2013
  • Raptor 350 2004-2013
  • Raptor 660R 2001-2005
  • Raptor 700 2013-2017
  • Raptor 700R 2006-2014
  • Rhino 660 4x4 2004-2007
  • Rhino 700 FI 4x4 2008-2009, 2011-2013
  • TT-R90 2000-2004
  • WR250F 2001-2008, 2020-2023
  • WR450F 2003-2015, 2019-2023
  • Wolverine 350 2x4 2006
  • YFM350ER Moto-4 1987-1990, 1992-1995
  • YFM350X Warrior 1987-2004
  • YFS200 Blaster 1988-2006
  • YFZ350 Banshee 1987-2006
  • YFZ450 ATV 2004-2009, 2012-2013
  • YFZ450R ATV 2009-2018
  • YXE70 Wolverine R-Spec 2016
  • YXZ1000R 2016
  • YZ250F 4-Stroke 2001-2013, 2019-2023
  • YZ250FX 4-Stroke 2020-2023
  • YZ450F 2003-2013, 2018-2022
  • YZ450FX 2019-2023

Customer Reviews

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Very good quality

By   on  Verified Purchaser

Every gasket needed for top end was in the kit, very good quality.


The kit came with all the gaskets

By   on  Verified Purchaser

The kit came with all the gaskets you need to do a quality top end rebuild plus torque instructions for the heads, the only thing you could whine about is it would have been nice to have had a gear chest gasket, but I guess that's not top end.


Thank you

By   on  Verified Purchaser

I’m happy with the item.


My 97XL1200C Sportster rebuild

By   on  Verified Purchaser

Great price and great gasket set, which I’ve used before!


Very satisfied

By   on  Verified Purchaser

Very extensive kit. The cometic gaskets are top shelf high quality parts and the kit has precisely what you need to do a complete top end rebuild. Very satisfied.


Cometic Top End

By   on  Verified Purchaser

Bought Cometic gaskets to replace factory Harley Davidson cylinder base gasket. Good quality you would expect from Cometic and all gaskets needed for a top end rebuild were included. Fast shipping and good service and excellent price from Parts Giant.


CRF250R

By   on 

Right gaskets first time around to get my CRF back to the track. Great quality product, 5 star happy.


Cometic gasket kit

By   on 

Got everything I expected. I've used and trusted cometic in the past. Will continue to do so.


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Questions & Answers

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Does it come with a list for what all the rubber o rings are for

Every Cometic gasket kit comes with a placard that indicates what's to be included within the box. Sometimes, OEM numbers are also included on that card. And with that information, you should be able to determine what gaskets are appropriate for servicing your machine.

By Tom
Answer Question

does this kit include the valve seal

Top end gaskets kits for four stroke models do include valve stem seals.

By Staff
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