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Ships within 48 hours · Estimated delivery Aug 29 - Sep 3
BPR aftermarket stock bore cylinder
Direct bolt-on replacement for intake and exhaust valve guides
Includes output shaft collar and washer
CNC impeller gear shaft
2023-2024 ProStar S4 INDY XC 129
YFZ450R YFZ 450R KIBBLEWHITE +1mm Intake Exhaust Valves Titanium Spring Kit Seal Grizzly 80 BPR aftermarket stock bore cylinderTransform your YFZ450R into a high performance beast with this complete valve train upgrade kit from Kibblewhite! Key features: Includes lightweight titanium valves, springs, retainers and collars for increased RPM and horsepower +1mm Larger Kibblewhite Stainless Steel "White Diamond" Intake & Exhaust Valves (All 5) Kibblewhite's patented "White Diamond" stainless steel intake and exhaust valves last longer than OEM Complete set of Kibblewhite keepers