Wiseco Top End Kit Standard Bore 66.40mm (GP Series) - PK1704
$417.99
Wiseco Top End Kit Standard Bore 66.40mm (GP Series) - PK1704 Item # 187077

Description
Features:
- 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: 249cc
- Bore - Standard: 66.40mm
- Bore - Actual: 66.40mm
- Bore - Oversize: STD
- Stroke: 72.00mm
- Cylinders: 1
- Skirt Coating: ArmorGlide
- Treatment: Hard Coat Annodize
- Note: Racers Choice
- Note: 250cc Single Ring
Item Contents:
- 2614CSA - 66.40 mm TiN Coated Ring
- 808M06640 - Yamaha YZ250 '99-17 GP Series 2614CSA
- B1003 - Top End Bearing 18 x 22 x 21.8mm
- CW18 - ROUND WIRE PIN LOCKS 18MM (PAIR)
- Ring - Set
- S508 - PistonPin 18mm x 2.106" NonChromed TW
- W5978 - TopEnd Gasket Kit Yamaha YZ250 '02-17
Part Numbers for Wiseco Top End Kit Standard Bore 66.40mm (GP Series) - PK1704
Fitment for Parts Wiseco Top End Kit Standard Bore 66.40mm (GP Series) - PK1704
This part fits the following vehicles:
