Collection: Cylinder Works Motorcycle Cylinder & Big Bore Kits
Shop our range of Cylinder Works motorcycle cylinder kits, replacement cylinders and big bore kits for motocross, enduro, trail and off-road motorcycles.
Cylinder Works specialises in high-quality replacement cylinder assemblies and performance engine kits, offering solutions for riders rebuilding worn engines or upgrading engine displacement.
Explore our selection of Cylinder Works standard-bore cylinder kits, big bore kits and replacement engine components for popular motorcycle manufacturers including Honda, Yamaha, Kawasaki, Suzuki, KTM and other compatible off-road models.
Cylinder Works kits are designed to provide a convenient alternative to repairing or replating a worn original cylinder, with selected kits incorporating matched pistons, gaskets and associated components.
Whether you're rebuilding a motocross engine, replacing a damaged cylinder or looking for increased engine capacity, discover Cylinder Works products at Phoenix Motos.
Find the correct Cylinder Works kit by checking your motorcycle's make, model, year, engine capacity and manufacturer part number before ordering. Kit contents and compatibility vary between applications, and big bore conversions may require additional engine modifications.
-
CYLINDER KIT RMZ250 KXF250 80, WORKS CYLINDER 31001-K01 BIG BORE
Regular price £731.50 GBPRegular priceUnit price / perSale price £731.50 GBP -
CYLINDER KIT KTM 16-18 SXF350 90mm, WORKS BIG BORE 51007-K01
Regular price £765.36 GBPRegular priceUnit price / perSale price £765.36 GBPSold out -
GASKET TOP KIT KTM 16-18 SXF250 81mm, WORKS BIG BORE 51006-G01, 860VG810036
Regular price £130.35 GBPRegular priceUnit price / perSale price £130.35 GBP -
CYLINDER KIT KTM 16-22 SXF250 81mm, WORKS BIG BORE 51006-K01
Regular price £959.95 GBPRegular priceUnit price / perSale price £959.95 GBP -
CYLINDER KIT KTM 13-15 SXF250 81mm, WORKS BIG BORE 51004-K01
Regular price £935.90 GBPRegular priceUnit price / perSale price £935.90 GBP -
GASKET TOP KIT 08-09 TRX700 105mm, WORKS BIG BORE 11009-G01
Regular price £68.04 GBPRegular priceUnit price / perSale price £68.04 GBP -
CYLINDER KIT 08-09 TRX700 105mm, WORKS BIG BORE 11009-K01
Regular price £790.70 GBPRegular priceUnit price / perSale price £790.70 GBP -
CYLINDER KIT 99 05-17 CRF450X, WORKS CYLINDER 11008-K01 BIG BORE
Regular price £653.52 GBPRegular priceUnit price / perSale price £653.52 GBP -
CYLINDER KIT 13-16 CRF450 99mm, WORKS 478cc 11006-K02
Regular price £737.91 GBPRegular priceUnit price / perSale price £737.91 GBP -
TOP END GASKET SET 72MM YAMAHA YZ 2T 250 99-23, CYLINDER WORKS 21009-G01 295CC BIG BORE
Regular price £97.30 GBPRegular priceUnit price / perSale price £97.30 GBP -
CYLINDER KIT 17-18 CRF450 99mm, WORKS BIG BORE 11010-K01, 478cc
Regular price £821.26 GBPRegular priceUnit price / perSale price £821.26 GBP -
CYLINDER KIT +598 RZR XP1000 CYLINDER WORKS 61003-K01
Regular price £1,251.82 GBPRegular priceUnit price / perSale price £1,251.82 GBP -
CYLINDER KIT YFM700R 15-18, WORKS CYLINDER 21004-K02 BIG BORE, 105mm 770cc 2015 - 2018 Yamaha YFM 700 R Raptor ATV
Regular price £935.90 GBPRegular priceUnit price / perSale price £935.90 GBP -
CYLINDER KIT YFZ450 04-13, WORKS CYLINDER 23001-K01 BIG BORE
Regular price £808.27 GBPRegular priceUnit price / perSale price £808.27 GBP -
CYLINDER KIT YZF250 14-18, WORKS CYLINDER 21010-K01 80mm, WRF250 2015-2018 270
Regular price £771.27 GBPRegular priceUnit price / perSale price £771.27 GBP -
CYLINDER KIT 2010 KXF250 80, WORKS CYLINDER 31005-K01 BIG BORE, KX250F KAWASAKI
Regular price £717.63 GBPRegular priceUnit price / perSale price £717.63 GBP