Wiseco Piston Weight

[somatristac]

Guys,

does anyone know weight differences between Stock 1250 piston, Wiseco 1314 (81mm) and the Wiseco 1350 ProLight (82mm) pistons?

Any info would be gratefull

Thanks

[racerrad8]

does anyone know weight differences between Stock 1250 piston, Wiseco 1314 (81mm) and the Wiseco 1350 ProLight (82mm) pistons?

Thanks

Stock 1250   - 255 grams
Wiseco 1350 - 270 grams

That is just the piston weight; no wrist pins, piston rings or cir-clips.

The difference in the wrist pin weight is;

Yamaha Pin - 50.4 grams
Wiseco Pin  - 48.2 grams

Sorry, I don't have a 1314 piston to weigh.

Randy - RPM