NICHE MK1002958 Cylinder Head Valve Spring Rebuild Kit
Designed to fit your Yamaha Bear Tracker 250 Machine from 1999-2004, Big Bear 250 Machine from 2007-2009, Tri Moto 225 Machine from 1983-1986, Bruin 250 Machine from 2005-2006, Moto-4 200 Machine from 1985-1989, Moto-4 225 Machine from 1986-1988, Moto-4 250 Machine from 1989-1991, Pro Hauler 1000 Machine from 1989, Riva 180 Machine from 1983-1985, Timberwolf 250 Machine from 1992-2000, Tri Moto 200 Machine from 1983-1985
Includes Inner/Outer Valve Spring, Valve Spring Retainer/Seat, Valve Stem Seals, Valve Cotters
Valve Springs are Manufactured to same Retention Standards as OEM
Valve Spring Retainer and Seat are Heat Treated for Ultimate Strength
Complete Valve Spring Replacement Kit for Quick Installation
