366cc 10.5:1 Big Bore Top End Kit Yamaha Warrior Raptor Wolverine Grizzly YFM350 PSR8801A 2x Billet Intake Boots –

2x Billet Intake Boots – For 38mm

XP 4 Turbo (2016–2021) and variants incl

New aftermarket stock bore cylinder

Hotrods or Wiseco crank assembly with rods

366cc 10.5:1 Big Bore Top End Kit Yamaha Warrior Raptor Wolverine Grizzly YFM350 PSR8801A 2x Billet Intake Boots –222085, C3159 EST, C3159, 209292, 4419M08300, 4419M08400, C7096, 191070040215, 193564125361, 20 9291, 23103100, M1012, 40109M08300, 8605DB, NA 40005, 5UH 11638 00 00, 5UH 11636 00 00, 5UH 11631 00 C0, 1YW 11638 01 00, 1YW 11636 01 00, 1YW 11631 01 Y0, 1UY 11638 01 00, 1UY 11636 01 00, 1UY 11631 01 Y0, 01. 2487. 000, 93210 86509 00, 93210 44545 00, 93210 18322 00, H0067027S, H0067043F, B0068020F Yamaha Raptor Warrior 350 Big Bore Top End Kit 85mm JE