Wiseco Top-End Rebuild Kit for Yamaha YZF1000 / FZR1000 - 77.00mm - R1041 1999 Polaris Trail Boss 250 Exceeds the ballistic impact requirements

Exceeds the ballistic impact requirements of the new MCEPS standard

2010 Arctic Cat Prowler 700 XTX

2000 Suzuki GS500E

(2) 3405TD rings

Wiseco Top-End Rebuild Kit for Yamaha YZF1000 / FZR1000 - 77.00mm - R1041 1999 Polaris Trail Boss 250 Exceeds the ballistic impact requirementsWiseco Performance Top End Rebuild Kit Part Number: R1041 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 offered for nearly every