Notice: You must use KPMI® Spring Kit # 96-96500 when installing Black Diamond valves
Titanium valve retainers
Does not cover studs broken during installation
BPRATV 68mm Big Bore Cylinder Kit with BIG BORE Cylinder Head for Yamaha Blaster - Complete Upgrade with Titanium Hardware & Warranty
14771-107-020 14447-KF0-000 14421-KCY-670
01-04 Yamaha YZ250F YZ 250F 80mm 270cc BIG BORE Cylinder JE Piston Top End Kit RZR Pro S Notice: You must use KPMI®21002 K01,C3059,247940,221797,M1050C,MX1050C,P400485100026,P400485160007,S5F08300006A,S5F08300006C,S5F08300006,20002,WPC140, PK1401, 4882M07700, W5921, C7905 EST, 20002,247937,94591 53114 00,P400485100026,P400485160007,5NL 11181 00 00, 5NL 11351 00 00, 5NL 14613 00 00,20002,HC92RH2010114,CC007,31. 2402, 4FM 12213 00, 4SV 12119 00 00, 4TV 12119 00 00, 20002, 221798, MX 09150 2, 5XC 11311 20 00, 5NL 11311 00 00, 5NL 11631 20 00, 5UL 11311 00 00, 5XC