Collection: Cylinder Kits

Cylinder Works 02-18 Yamaha YZ 85 85cc +5mm Big Bore Cylinder Kit 103.5cc 8.2:1 Comp. 52.5mm | 21007-K01

Cylinder Works 16-18 Yamaha WR 450 F 450cc +2mm Big Bore Cylinder Kit 470cc 99mm | 21005-K02

Cylinder Works 10-13 Yamaha YZ 450 F 450cc +2mm Big Bore Cylinder Kit 470cc 99mm | 21005-K01

Cylinder Works 16-18 Yamaha WR 450 F 450cc Big Bore Cylinder 99mm | 21005-1

Cylinder Works 15-23 Yamaha YFM 700 R Raptor 700cc +3mm Big Bore Cylinder Kit 105mm 727cc | 21004-K02

Cylinder Works 06-14 Yamaha YFM 700 R Raptor 700cc +3mm Big Bore Cyl Kit 727cc 9.2:1 Comp 105mm | 21004-K01

Cylinder Works 06-24 Yamaha YFM 700 R Raptor 700cc Big Bore Cylinder 105mm | 21004-1

Cylinder Works 07-15 Yamaha WR 450 F 450cc Big Bore Cylinder 98mm | 21003-1

Cylinder Works 01-13 Yamaha WR 250 F 250cc +3mm Big Bore Cylinder Kit 270cc 12.5:1 Comp. 80mm | 21002-K01

Cylinder Works 01-13 Yamaha WR 250 F 250cc Big Bore Cylinder 80mm | 21002-1

Cylinder Works 14-15 Yamaha YFM 700 D Grizzly 4x4 700cc STD Bore High Comp Cylinder Kit 11.0:1 Comp | 20104-K02HC

Cylinder Works 14-15 Yamaha YFM 700 D Grizzly 4x4 700cc Standard Bore Cylinder Kit | 20104-K02

Cylinder Works 07-13 Yamaha YFM 700 FG Grizzly 4x4 700cc STD Bore High Comp Cyl Kit 11.0:1 Comp | 20104-K01HC

Cylinder Works 14-15 Yamaha YFM 700 D Grizzly 4x4 700cc Standard Bore 102mm | 20104

Cylinder Works 18-19 Yamaha WR 250 F 250cc Standard Bore High Compression Cylinder Kit 14.2:1 Comp. | 20010-K02HC

Cylinder Works 18-19 Yamaha WR 250 F 250cc Standard Bore Cylinder Kit 13.5:1 Comp. 77mm | 20010-K02

Cylinder Works 15-17 Yamaha WR 250 F 250cc Standard Bore High Compression Cylinder Kit 14.2:1 Comp. | 20010-K01HC

Cylinder Works 15-17 Yamaha WR 250 F 250cc Standard Bore Cylinder Kit 13.5:1 Comp. 77mm | 20010-K01

Cylinder Works 15-19 Yamaha WR 250 F 250cc Standard Bore Cylinder 77mm | 20010

Cylinder Works 99-23 Yamaha YZ 250 250cc Standard Bore Cylinder Kit | 20009-K02

Cylinder Works 99-23 Yamaha YZ 250 250cc Standard Bore Cylinder Kit | 20009-K01

Cylinder Works 99-24 Yamaha YZ 250 250cc Standard Bore Cylinder 66.4mm | 20009

Cylinder Works 16-18 Yamaha WR 450 F 450cc Standard Bore High Compression Cylinder Kit 13.5:1 Comp. | 20005-K02HC

Cylinder Works 16-18 Yamaha WR 450 F 450cc Standard Bore Cylinder Kit 12.5:1 Comp. 97mm | 20005-K02

Cylinder Works 10-13 Yamaha YZ 450 F 450cc Standard Bore High Compression Cylinder Kit 13.5:1 Comp. | 20005-K01HC

Cylinder Works 10-13 Yamaha YZ 450 F 450cc Standard Bore Cylinder Kit 12.5:1 comp. 97mm | 20005-K01

Cylinder Works 15-23 Yamaha YFM 700 R Raptor 700cc Standard Bore High Comp Cylinder Kit 11.1:1 Comp | 20004-K02HC

Cylinder Works 15-23 Yamaha YFM 700 R Raptor 700cc Standard Bore Cylinder Kit | 20004-K02

Cylinder Works 06-14 Yamaha YFM 700 R Raptor 700cc Standard Bore High Comp Cylinder Kit 11.0:1 Comp | 20004-K01HC

Cylinder Works 06-09/11-14 Yamaha YFM 700 R Raptor 700cc STD Bore Cylinder Kit 9.2:1 Comp 102mm | 20004-K01

Cylinder Works 06-24 Yamaha YFM 700 R Raptor 700cc Standard Bore 102mm | 20004

Cylinder Works 2017 Yamaha YFZ 450 450cc Standard Bore High Compression Cylinder Kit | 20003-K02HC

Cylinder Works 07-15 Yamaha WR 450 F 450cc Standard Bore High Compression Cylinder Kit 13.5:1 Comp. | 20003-K01HC

Cylinder Works 08-13 Yamaha YZ 250 F 250cc Standard Bore High Compression Cylinder Kit 13.9:1 Comp, | 20002-K03HC

Cylinder Works 08-13 Yamaha YZ 250 F 250cc Standard Bore Cylinder Kit 13.5:1 Comp. 77mm | 20002-K03

Cylinder Works 05-13 Yamaha WR 250 F 250cc Standard Bore Cylinder Kit 12.5:1 Comp. 77mm | 20002-K02

Cylinder Works 01-13 Yamaha WR 250 F 250cc Standard Bore High Compression Cylinder Kit 13.5:1 Comp. | 20002-K01HC

Cylinder Works 01-04 Yamaha WR 250 F 250cc Standard Bore Cylinder Kit 12.7:1 Comp. 77mm | 20002-K01

Cylinder Works 01-13 Yamaha WR 250 F 250cc Standard Bore Cylinder 77mm | 20002

Cylinder Works 03-06 Yamaha WR 450 F 450cc Standard Bore High Compression Cylinder Kit 13.5:1 Comp. | 20001-K02HC

Cylinder Works 03-06 Yamaha WR 450 F 450cc Standard Bore Cylinder Kit | 20001-K02

Cylinder Works 04-09/12-13 Yamaha YFZ 450 450cc Standard Bore Cylinder Kit | 20001-K01

Cylinder Works 03-06 Yamaha WR 450 F 450cc Standard Bore Cylinder 95mm | 20001

Cylinder Works 21-23 Honda CRF 450 R 450cc +3mm Big Bore Cylinder Kit 480cc | 11010-K03

Cylinder Works 19-20 Honda CRF 450 R 450cc +3mm Big Bore Cylinder Kit 480cc | 11010-K02

Cylinder Works 17-18 Honda CRF 450 R 450cc +3mm Big Bore Cylinder Kit 480cc | 11010-K01

Cylinder Works 19-20 Honda CRF 450 L 450cc Big Bore Cylinder 99mm | 11010-2

Cylinder Works 17-24 Honda CRF 450 R 450cc Big Bore Cylinder 99mm | 11010-1