Wiseco Piston Kit for 2009-25 KTM 50 SX - Bored to 41.50mm - 877M04150 2011 Yamaha YFM 350 Grizzly Output is about 20% more

Output is about 20% more than the OEM unit

We offer ESR430 with a full one year warranty

stress levels and quality to provide the best performing and longest lasting spring available

2007 Husaberg FE650

The rubber seals and connectors are an exact match for the original stator making this ESG304 a plug in replacement

Wiseco Piston Kit for 2009-25 KTM 50 SX - Bored to 41.50mm - 877M04150 2011 Yamaha YFM 350 Grizzly Output is about 20% moreWiseco Performance Piston Kit Part Number: 877M04150 Size: 41. 50mm (+2mm Over) These kits contain everything you need to complete your piston repair, the first time High Performance ring kit and alloy pin included with each piston kit for extended life and sustained power. Dedicated forgings used for superior strength to weight ratio utilizing aerospace alloy. All Piston Kits are precision crafted and forged in the USA Wiseco's Piston Kits are