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Ships within 48 hours · Estimated delivery Jul 29 - Aug 3
Heat treated valve collars
40089M09600
Replaces Polaris OEM Part # 7518274
4714M09000 8563DA
This is a complete bolt-on stock bore rebuild kit designed for direct installation with no machining required
06+ TRX 450R 450ER 99mm Big Bore Kit +3 488cc Cylinder Top End Rebuild Assembly Outlander 650 Heat treated valve collarsFITS ALL 06+ HONDA TRX450R AND TRX450ER MODELS! BPR 99mm big bore cylinder 99mm CP or Wiseco forged big bore piston** Nitrite coated piston rings DLC chrome wristpin Circlips Vertex or Cometic top end gasket kit** MLS big bore head gasket Timing chain Maxlock crankcase stud kit LIFETIME WARRANTY*! Piston uses pump or race gas No case machining or head mods required Kit comes with 6 month warranty* DO YOU MAKE A LIVING WORKING ON BIKES? ARE YOU A SHOP