PISTON KIT FJ, XJR1200 81.00 WISECO 4552M08100 ROAD YAMAHA

Part No. 56-W9739.8100
YAMAHA FJ1100 1985 [Resleeving and case cleanup],
YAMAHA FJ1200 1986-1993,
YAMAHA XJR1200 1995-1999 [Cylinder boring only],
WISECO 4552M08100 PISTON KIT 81.00mm Bore.

Wiseco Pistons included in these assemblies are the same great pistons you can buy from us individually and are forged and machined in the USA to receive a full compliment of power enhancing features. Light weight forgings, millimeter ring packs, extra-strength forgings, gas ports, optimized skirt profiles, skirt coatings, offset pins, and a variety of other features are available depending on your application. Our sport compact pistons come with the Nitride

Steel top and Napier 2nd XX ring packs for the ultimate in sealing and durability.
RING SET 3189XG

Majority of our listings are for a direct replacement for your original part.

Our parts are made of quality and are designed to meet or exceed the original OEM Standards.

Our products are often a cost effective alternative to genuine OEM Parts.

Please note: the models of bike we state in our listings are for general guidance only. Please make sure this item will fit your bike before purchasing. Also, we cannot guarantee fitment to any non-UK models.