Piston Pin Ring Set Bore Size ?47.50mm for YAMAHA 2009-2013 RAPTOR YFM 90 YFM90R ATV

Features:
Manufactured using the latest computerized technologies derived from GP and F1.
Forged pistons are more temperature resistant and longer lasting than cast pistons. 
These pistons additionally have a piston skirt coating. 
The piston sets are supplied complete with rings, bolts and clips.
Airtight function,prevent gas leakage from the top of the piston.
This piston ring also achieve the heat dissipation effect.
Prevent excessive oil from entering the combustion chamber and to fully lubricate the cylinder wall.
Maintain the direction of movement of the piston,so please select the best piston ring for the engine.
This kit includes a piston, rings, wrist pin, and circlips.
Professional install will be highly recommanded.No installation instruction included.

Specifics:
Condition: Aftermarket 100% Brand New
Material: Aluminum
Bore Type: +0.50
Bore Size: 47.50mm
Wristpin diameter: 13mm
Wristpin height: 38mm
Piston height: Approx 39.9mm
Attention: Modified piston,check out the bore size and height fits your motocycle or not before you purchase.

Part Number:
Piston: 
0453430
43D-E1631-00
Piston Ringset: 
0453429
43D-E1610-00

Fitment: 
Fit for Yamaha YFM90R RAPTOR 90 2009-2013

Fit for Polaris Outlaw 90 2008-2016
Fit for Polaris Sportsman 90 2007-2016

Package includes:
1x Piston
1x Piston Ring Set
1x Wristpin
2x Circlips

Note:
Please check out the P/N & height fits your motocycle or not before you purchase.