Overview Reviews Product Description OEM-style standard bore kits include a cast aluminum Cylinder Works cylinder, Vertex Piston and gaskets needed to restore horsepower and performance, as a competitive price point, compared to OEM options. Product Videos Custom Field Clearance Item N MPN CW20012 Product Reviews Write a Review Write a Review × Cylinder Works Cylinder Works 19-20 Yamaha WR 450 F 450cc Standard Bore Cylinder 97mm - CW20012 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *
Quick view Details Cylinder Works | sku: CYLCW20012K01 Cylinder Works 19-20 Yamaha WR 450 F 450cc Standard Bore Cylinder Kit - CW20012K01 MSRP: $788.95 Now: $670.61 View Details Quick view Details Cylinder Works | sku: CYLCW20012K01HC Cylinder Works 19-20 Yamaha WR 450 F 450cc Standard Bore High Comp Cylinder Kit 13.8:1 Comp 97mm - CW20012K01HC MSRP: $801.95 Now: $681.66 View Details Quick view Details Cylinder Works | sku: CYLCW21012-1 Cylinder Works 19-20 Yamaha WR 450 F 450cc Big Bore Cylinder 99mm - CW21012-1 MSRP: $542.95 Now: $515.80 View Details Quick view Details Cylinder Works | sku: CYL20001 Cylinder Works 03-06 Yamaha WR 450 F 450cc Standard Bore Cylinder 95mm - 20001 MSRP: $410.95 Now: $390.40 View Details Quick view Details Cylinder Works | sku: CYLCW20014K01 Cylinder Works 21-23 Yamaha WR 450 F 450cc Standard Bore Cylinder Kit - CW20014K01 MSRP: $683.95 Now: $581.36 View Details
Quick view Details Cylinder Works | sku: CYLCW20012K01HC Cylinder Works 19-20 Yamaha WR 450 F 450cc Standard Bore High Comp Cylinder Kit 13.8:1 Comp 97mm - CW20012K01HC MSRP: $801.95 Now: $681.66 View Details Quick view Details Cylinder Works | sku: CYLCW21012-1 Cylinder Works 19-20 Yamaha WR 450 F 450cc Big Bore Cylinder 99mm - CW21012-1 MSRP: $542.95 Now: $515.80 View Details Quick view Details Cylinder Works | sku: CYL20001 Cylinder Works 03-06 Yamaha WR 450 F 450cc Standard Bore Cylinder 95mm - 20001 MSRP: $410.95 Now: $390.40 View Details Quick view Details Cylinder Works | sku: CYLCW20014K01 Cylinder Works 21-23 Yamaha WR 450 F 450cc Standard Bore Cylinder Kit - CW20014K01 MSRP: $683.95 Now: $581.36 View Details
Quick view Details Cylinder Works | sku: CYLCW21012-1 Cylinder Works 19-20 Yamaha WR 450 F 450cc Big Bore Cylinder 99mm - CW21012-1 MSRP: $542.95 Now: $515.80 View Details Quick view Details Cylinder Works | sku: CYL20001 Cylinder Works 03-06 Yamaha WR 450 F 450cc Standard Bore Cylinder 95mm - 20001 MSRP: $410.95 Now: $390.40 View Details Quick view Details Cylinder Works | sku: CYLCW20014K01 Cylinder Works 21-23 Yamaha WR 450 F 450cc Standard Bore Cylinder Kit - CW20014K01 MSRP: $683.95 Now: $581.36 View Details
Quick view Details Cylinder Works | sku: CYL20001 Cylinder Works 03-06 Yamaha WR 450 F 450cc Standard Bore Cylinder 95mm - 20001 MSRP: $410.95 Now: $390.40 View Details Quick view Details Cylinder Works | sku: CYLCW20014K01 Cylinder Works 21-23 Yamaha WR 450 F 450cc Standard Bore Cylinder Kit - CW20014K01 MSRP: $683.95 Now: $581.36 View Details
Quick view Details Cylinder Works | sku: CYLCW20014K01 Cylinder Works 21-23 Yamaha WR 450 F 450cc Standard Bore Cylinder Kit - CW20014K01 MSRP: $683.95 Now: $581.36 View Details