Beat-a-Price Guarantee - You Find It, We'll Beat It!

Beat-a-Price Guarantee - You Find It, We'll Beat It!

Save Now on Select Stock Replacement Parts!

Filters

  • In Stock
  • Section
  • Make/Model
  • Powersports Compression Ratio

    Show All

  • Piston and Ring Oversize (mm)
  • Quantity
  • Price Range
  • Filter Options

Selected Filters

Filter Results by Vehicle

Loading...

Availability

  • Filters

  • Section
  • Make/Model
  • Powersports Compression Ratio

    Show All

  • Piston and Ring Oversize (mm)
  • Quantity
  • Price Range
  • Filter Options
Cylinder Works

Cylinder Works Big Bore Cylinder Kits

Not Yet Reviewed

Eliminate the wait with Cylinder Works big bore cylinder kits. They arrive ready to install, eliminating the hassle of sending out your cylinder for re-plating or b
Eliminate the wait with Cylinder Works big bore cylinder kits. They arrive ready to install, eliminating the hassle of sending out your cylinder for re-plating or boring, and they're competitively priced compared to typical re-plating costs. These Cylinder Works cylinders look virtually identical to your OEM parts and are conveniently available in "stealthy" big bore sizes. Cylinder Works big bore cylinder kits come in a variety of sizes, so choose the one that best fits your application.

Features include:

* Super-convenient--just purchase and install
* Nickel silicon carbide plated for long life
* Honed to e
Eliminate the wait with Cylinder Works big bore cylinder kits. They arrive ready to install, eliminating the hassle of sending out your cylinder for re-plating or boring, and they're competitively priced compared to typical re-plating costs. These Cylinder Works cylinders look virtually identical to your OEM parts and are conveniently available in "stealthy" big bore sizes. Cylinder Works big bore cylinder kits come in a variety of sizes, so choose the one that best fits your application.

Features include:

* Super-convenient--just purchase and install
* Nickel silicon carbide plated for long life
* Honed to exact size for easy piston installation
* Complete with gaskets, cylinder, and piston kit
* No machine work required

Showing In Stock Items. Show All 37 Items.

Results 1 - 25 of 31

Cylinder Works Big Bore Cylinder Kits 422-61001K

Cylinder Works Big Bore Cylinder Kits 422-61001K

Cylinder Works Big Bore Cylinder Kits 422-61001K

Cylinder Kit, Forged Piston, 5.00mm Oversize Bore, Polaris, 10.60 to 1 Compression Ratio, Kit

Part Number: CLW-61001-K01

Not Yet Reviewed

Estimated Ship Date: Jan 28, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 28, 2026 if ordered today

Cylinder Works Big Bore Cylinder Kits for 2004-2013 YFZ450, 2006-2007 YFZ450 BILL BALANCE EDITION, 2007-2008 YFZ450 SE - 422-23001K

Cylinder Works Big Bore Cylinder Kits for 2004-2013 YFZ450, 2006-2007 YFZ450 BILL BALANCE EDITION, 2007-2008 YFZ450 SE - 422-23001K

Cylinder Works Big Bore Cylinder Kits for 2004-2013 YFZ450, 2006-2007 YFZ450 BILL BALANCE EDITION, 2007-2008 YFZ450 SE - 422-23001K

Cylinder Kit, Forged Aluminum, 3.00mm Oversize Bore, Yamaha, YFZ450, Set

Part Number: CLW-23001-K01

Not Yet Reviewed

Estimated Ship Date: Jan 29, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 29, 2026 if ordered today

Cylinder Works Big Bore Cylinder Kits 422-21003K2

Cylinder Works Big Bore Cylinder Kits 422-21003K2

Cylinder Works Big Bore Cylinder Kits 422-21003K2

Cylinder Kit, Forged Aluminum, 3.00mm Oversize Bore, Yamaha, Set

Part Number: CLW-21003-K02

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Cylinder Works Big Bore Cylinder Kits for 2006-2014 YFM700R RAPTOR, 2007 YFM700R RAPTOR GYTR EDITION, 2007-2014 YFM700R RAPTOR SE - 422-21004K

Cylinder Works Big Bore Cylinder Kits for 2006-2014 YFM700R RAPTOR, 2007 YFM700R RAPTOR GYTR EDITION, 2007-2014 YFM700R RAPTOR SE - 422-21004K

Cylinder Works Big Bore Cylinder Kits for 2006-2014 YFM700R RAPTOR, 2007 YFM700R RAPTOR GYTR EDITION, 2007-2014 YFM700R RAPTOR SE - 422-21004K

Cylinder Kit, Forged Aluminum, 3.00mm Oversize Bore, Yamaha, Set

Part Number: CLW-21004-K01

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Cylinder Works Big Bore Cylinder Kits for 2009-2015 KX450F - 422-31011K

Cylinder Works Big Bore Cylinder Kits for 2009-2015 KX450F - 422-31011K

Cylinder Works Big Bore Cylinder Kits for 2009-2015 KX450F - 422-31011K

2MM BIG BORE CYLINDER KIT

Part Number: CLW-31011-K01

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Cylinder Works Big Bore Cylinder Kits for 2022-2024 CRF250R, CRF250RX - CW11011K02

Cylinder Works Big Bore Cylinder Kits for 2022-2024 CRF250R, CRF250RX - CW11011K02

Cylinder Works Big Bore Cylinder Kits for 2022-2024 CRF250R, CRF250RX - CW11011K02

Big Bore Cylinder Kit, CYLINDER KIT BB 82.00/+3.0 13.9:1 HON

Part Number: CLW-CW11011K02

Not Yet Reviewed

Estimated Ship Date: Jan 28, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 28, 2026 if ordered today

Cylinder Works Big Bore Cylinder Kits CW21013K01

Cylinder Works Big Bore Cylinder Kits CW21013K01

Cylinder Works Big Bore Cylinder Kits CW21013K01

Big Bore Cylinder Kit, CYLINDER KIT BB 80.00/+3.0 13.8:1 YAM

Part Number: CLW-CW21013K01

Not Yet Reviewed

Estimated Ship Date: Jan 28, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 28, 2026 if ordered today

Cylinder Works Big Bore Cylinder Kits for 2019-2024 RMZ250, 2023 RMZ250 RM ARMY EDITION - CW41005K01

Cylinder Works Big Bore Cylinder Kits for 2019-2024 RMZ250, 2023 RMZ250 RM ARMY EDITION - CW41005K01

Cylinder Works Big Bore Cylinder Kits for 2019-2024 RMZ250, 2023 RMZ250 RM ARMY EDITION - CW41005K01

Big Bore Cylinder Kit, CYLINDER KIT BB 80.00/+3.0 13.5:1 SUZ

Part Number: CLW-CW41005K01

Not Yet Reviewed

Estimated Ship Date: Jan 28, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 28, 2026 if ordered today

Cylinder Works Big Bore Cylinder Kits for 2011-2012 350 SX-F, 2012 350 XC-F - 422-50001K

Cylinder Works Big Bore Cylinder Kits for 2011-2012 350 SX-F, 2012 350 XC-F - 422-50001K

Cylinder Works Big Bore Cylinder Kits for 2011-2012 350 SX-F, 2012 350 XC-F - 422-50001K

Cylinder Kit, Forged Piston, 2.00mm Oversize Bore, KTM, 13.50 to 1 Compression Ratio, Kit

Part Number: CLW-50001-K01

Not Yet Reviewed

Estimated Ship Date: Jan 28, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 28, 2026 if ordered today

Cylinder Works Big Bore Cylinder Kits for 2005-2012 250 SX-F, 2007-2012 250 XC-F, 2006-2013 250 XCF-W - 422-51002K

Cylinder Works Big Bore Cylinder Kits for 2005-2012 250 SX-F, 2007-2012 250 XC-F, 2006-2013 250 XCF-W - 422-51002K

Cylinder Works Big Bore Cylinder Kits for 2005-2012 250 SX-F, 2007-2012 250 XC-F, 2006-2013 250 XCF-W - 422-51002K

Cylinder Kit, Forged Aluminum, 4.00mm Oversize Bore, KTM, Set

Part Number: CLW-51002-K01

Not Yet Reviewed

Estimated Ship Date: Jan 28, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 28, 2026 if ordered today

Cylinder Works Big Bore Cylinder Kits for 2016-2018 350 SX-F, 350 XC-F, FC350 - 422-51007K

Cylinder Works Big Bore Cylinder Kits for 2016-2018 350 SX-F, 350 XC-F, FC350 - 422-51007K

Cylinder Works Big Bore Cylinder Kits for 2016-2018 350 SX-F, 350 XC-F, FC350 - 422-51007K

Top End Engine Kit, CYL WORKS BIG BORE KIT HUSQVAR

Part Number: CLW-51007-K01

Not Yet Reviewed

Estimated Ship Date: Jan 28, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 28, 2026 if ordered today

Cylinder Works Big Bore Cylinder Kits 422-61002K2

Cylinder Works Big Bore Cylinder Kits 422-61002K2

Cylinder Works Big Bore Cylinder Kits 422-61002K2

BIG BORE KIT

Part Number: CLW-61002-K02

Not Yet Reviewed

Estimated Ship Date: Jan 28, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 28, 2026 if ordered today

Cylinder Works Big Bore Cylinder Kits for 2001-2013 WR250F, YZ250F - 422-21002K

Cylinder Works Big Bore Cylinder Kits for 2001-2013 WR250F, YZ250F - 422-21002K

Cylinder Works Big Bore Cylinder Kits for 2001-2013 WR250F, YZ250F - 422-21002K

Big Bore Cylinder Kit, Forged Piston, 80mm Bore, Yamaha, Motorcycle, Kit

Part Number: CLW-21002-K01

Not Yet Reviewed

Estimated Ship Date: Jan 28, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 28, 2026 if ordered today

Cylinder Works Big Bore Cylinder Kits for 2004-2009 CRF250R, 2004-2017 CRF250X - 422-11001K

Cylinder Works Big Bore Cylinder Kits for 2004-2009 CRF250R, 2004-2017 CRF250X - 422-11001K

Cylinder Works Big Bore Cylinder Kits for 2004-2009 CRF250R, 2004-2017 CRF250X - 422-11001K

Big Bore Cylinder Kit, Forged Piston, 81mm Bore, for use on Honda®, Motorcycle, Kit

Part Number: CLW-11001-K01

Not Yet Reviewed

Estimated Ship Date: Jan 28, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 28, 2026 if ordered today

Cylinder Works Big Bore Cylinder Kits CW51008K01

Cylinder Works Big Bore Cylinder Kits CW51008K01

Cylinder Works Big Bore Cylinder Kits CW51008K01

Big Bore Cylinder Kit, CYLINDER KIT BB 90.00/+2.0 14.0:1 HUSQ/KTM

Part Number: CLW-CW51008K01

Not Yet Reviewed

Estimated Ship Date: Jan 28, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 28, 2026 if ordered today

Cylinder Works Big Bore Cylinder Kits for 2006-2014 TRX450ER ELECTRIC START, 2006-2009 TRX450R - 422-11005K

Cylinder Works Big Bore Cylinder Kits for 2006-2014 TRX450ER ELECTRIC START, 2006-2009 TRX450R - 422-11005K

Cylinder Works Big Bore Cylinder Kits for 2006-2014 TRX450ER ELECTRIC START, 2006-2009 TRX450R - 422-11005K

Big Bore Cylinder Kit, Forged Piston, 99mm Bore, for use on Honda®, ATV, Kit

Part Number: CLW-11005-K01

Not Yet Reviewed

Estimated Ship Date: Jan 29, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 29, 2026 if ordered today

Cylinder Works Big Bore Cylinder Kits for 2015-2018 WR250F, YZ250FX, 2014-2018 YZ250F - 422-21010K

Cylinder Works Big Bore Cylinder Kits for 2015-2018 WR250F, YZ250FX, 2014-2018 YZ250F - 422-21010K

Cylinder Works Big Bore Cylinder Kits for 2015-2018 WR250F, YZ250FX, 2014-2018 YZ250F - 422-21010K

Cylinder Kit, Forged Aluminum, 3.00mm Oversize Bore, Yamaha, Set

Part Number: CLW-21010-K01

Not Yet Reviewed

Estimated Ship Date: Jan 29, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 29, 2026 if ordered today

Cylinder Works Big Bore Cylinder Kits for 2004-2008 KX250F, 2004-2006 RMZ250 - 422-31001K

Cylinder Works Big Bore Cylinder Kits for 2004-2008 KX250F, 2004-2006 RMZ250 - 422-31001K

Cylinder Works Big Bore Cylinder Kits for 2004-2008 KX250F, 2004-2006 RMZ250 - 422-31001K

Big Bore Cylinder Kit, Forged Piston, 80mm Bore, Kawasaki, Suzuki, Motorcycle, Kit

Part Number: CLW-31001-K01

Not Yet Reviewed

Estimated Ship Date: Jan 29, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 29, 2026 if ordered today

Cylinder Works Big Bore Cylinder Kits 422-41001K

Cylinder Works Big Bore Cylinder Kits 422-41001K

Cylinder Works Big Bore Cylinder Kits 422-41001K

Big Bore Cylinder Kit, Forged Piston, 94mm Bore, Arctic Cat, Kawasaki, Suzuki, ATV, Motorcycle, Kit

Part Number: CLW-41001-K01

Not Yet Reviewed

Estimated Ship Date: Jan 29, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 29, 2026 if ordered today

Cylinder Works Big Bore Cylinder Kits for 2016-2018 WR450F, YZ450FX, 2014-2017 YZ450F - 422-21005K2

Cylinder Works Big Bore Cylinder Kits for 2016-2018 WR450F, YZ450FX, 2014-2017 YZ450F - 422-21005K2

Cylinder Works Big Bore Cylinder Kits for 2016-2018 WR450F, YZ450FX, 2014-2017 YZ450F - 422-21005K2

CYL WORKS BIG BORE KIT YZ450F

Part Number: CLW-21005-K02

Not Yet Reviewed

Estimated Ship Date: Jan 27, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 27, 2026 if ordered today

Cylinder Works Big Bore Cylinder Kits 11010-K03

Cylinder Works Big Bore Cylinder Kits 11010-K03

Cylinder Works Big Bore Cylinder Kits 11010-K03

Big Bore Cylinder Kit, CYLINDER KIT BB 99.00/+3.0 13.5:1 HON

Part Number: CLW-11010-K03

Not Yet Reviewed

Estimated Ship Date: Jan 23, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 23, 2026 if ordered today

Cylinder Works Big Bore Cylinder Kits for 2018-2021 CRF250R, 2019-2021 CRF250RX - CW11011K01

Cylinder Works Big Bore Cylinder Kits for 2018-2021 CRF250R, 2019-2021 CRF250RX - CW11011K01

Cylinder Works Big Bore Cylinder Kits for 2018-2021 CRF250R, 2019-2021 CRF250RX - CW11011K01

Big Bore Cylinder Kit, CYLINDER KIT BB 80.00/+3.0 13.5:1 HON

Part Number: CLW-CW11011K01

Not Yet Reviewed

Estimated Ship Date: Jan 28, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 28, 2026 if ordered today

Cylinder Works Big Bore Cylinder Kits CW21014K01

Cylinder Works Big Bore Cylinder Kits CW21014K01

Cylinder Works Big Bore Cylinder Kits CW21014K01

Big Bore Cylinder Kit, CYLINDER KIT BB 99.00/+2.0 12.8:1 YAM

Part Number: CLW-CW21014K01

Not Yet Reviewed

Estimated Ship Date: Jan 28, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 28, 2026 if ordered today

Cylinder Works Big Bore Cylinder Kits for 2004-2005 TRX450R - 422-11003K

Cylinder Works Big Bore Cylinder Kits for 2004-2005 TRX450R - 422-11003K

Cylinder Works Big Bore Cylinder Kits for 2004-2005 TRX450R - 422-11003K

Big Bore Cylinder Kit, Forged Piston, 97mm Bore, for use on Honda®, ATV, Kit

Part Number: CLW-11003-K01

Not Yet Reviewed

Estimated Ship Date: Jan 28, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 28, 2026 if ordered today

Cylinder Works Big Bore Cylinder Kits 422-61003K

Cylinder Works Big Bore Cylinder Kits 422-61003K

Cylinder Works Big Bore Cylinder Kits 422-61003K

Top End Engine Kits CYL WORKS BIG BORE KIT POLARIS CYL WORKS BIG BORE KIT POLARIS 1000 RZR XP '14-15

Part Number: CLW-61003-K01

Not Yet Reviewed

Estimated Ship Date: Jan 28, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 28, 2026 if ordered today

Modal Header

Call To Order

This is a custom order part. You can order this part by Contacting Us.

Summit Racing Speedcard. Synchrony Car Care.

Summit Racing Equipment SpeedCard

Jumpstart Your Next Project!

View Details|See if you Prequalify