SKU: PK1241
Contains all the necessary components for overboring or rebuilding your top end.Feature forged pistons, rings, wrist pins, circlips and top end gasket set SPECIFICATIONS.Displacement: 250cc.Bore - Standard: 77.00mm.Bore - Actual: 77.00mm.Bore - Oversize: STD.Stroke: 53.6mm.Compression Ratio - Actual: 12.7:1.Note: Nikasil Bore.ITEM CONTENTS.4872M07700 - Yamaha YZ250F 01-04 12.7:1 CR 7700XU.7700XU - 77.00 mm Ring Set .9 X .8 X 1.5mm.CW16 - ROUND WIRE PIN LOCKS 16MM (PAIR).S742 - PistonPin 16 x 41.91mm NonChromed SW.W5921 - TopEnd Gskt Kit Yamaha YZ/WR250F 01-13
| Weight | 1 kg |
| SKU | PK1241 |
| Name | Top End Kit - Standard Bore 77.00mm, 12.7:1 Compression |
| Description |
Top End Kit - Standard Bore 77.00mm, 12.7:1 CompressionSKU: PK1241 Contains all the necessary components for overboring or rebuilding your top end.Feature forged pistons, rings, wrist pins, circlips and top end gasket set SPECIFICATIONS.Displacement: 250cc.Bore - Standard: 77.00mm.Bore - Actual: 77.00mm.Bore - Oversize: STD.Stroke: 53.6mm.Compression Ratio - Actual: 12.7:1.Note: Nikasil Bore.ITEM CONTENTS.4872M07700 - Yamaha YZ250F 01-04 12.7:1 CR 7700XU.7700XU - 77.00 mm Ring Set .9 X .8 X 1.5mm.CW16 - ROUND WIRE PIN LOCKS 16MM (PAIR).S742 - PistonPin 16 x 41.91mm NonChromed SW.W5921 - TopEnd Gskt Kit Yamaha YZ/WR250F 01-13
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