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Ships within 48 hours · Estimated delivery Aug 22 - Aug 27
Smooth & Precise Trim Adjustment
Pump Bearing Service
Helps Increase Top Speed
and reliable pump loading has made them a popular choice among racers and freestyle riders alike
and overall ride quality
Yamaha 155mm Replacement Pump Liner (63M) (SKU: 003-520) stainless steel Smooth & Precise Trim AdjustmentYamaha 155mm Replacement Pump Liner (63M) WSM 003 520 The WSM 003 520 Yamaha 155mm Replacement Pump Liner is a direct replacement wear ring liner designed for WSM aluminum jet pump housings utilizing the Yamaha 63M pump system. This replaceable liner provides an economical way to restore proper impeller clearance and jet pump performance without replacing the entire pump housing. Over time, pump liners can become worn or damaged from rocks, sand,
