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Wiseco Yamaha XT/TT/SR500 9:1 4th over 2.00 mm


If we do not have the full amount that you ordered of this item:    
Manufacturer #:4764M08900

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Please allow 7 working days for delivery
If item is out of stock please allow approximately 15 business days for procurement.
Shipment times may vary based on manufacturer availability. 
Displacement:  511cc
Bore - Standard:  87.00mm
Bore - Actual:  89.00mm
Bore - Oversize:  2.00mm
Stroke:  84.00mm
Compression Ratio - Actual:  9:1
Note:  Cylinder boring required