JE Wiseco CP forged piston**
*Warranty: Cams are not an easy part to install and special tools are required
Machined spacer
Perfect bolt-on upgrade—no modifications required
The head you receive will look just like the one in the photo
YFZ450 YFZ 450 Stroker Crank +3mm Hot Rods 4173 Crankshaft Rod Main Bearings Kit CR500R JE Wiseco CP forged piston**5TG 11400 31 00,4173,4073,CBK0109,WPC231, 93306 30633 00, K022, B5000, B5050,B5003,B5055,BK5049,BK5031 FITS ALL YAMAHA YFZ450 CARB MODELS AND YEARS DOES NOT FIT YFZ450R FUEL INJECTED MODELS Hot Rods +3mm stroker crank assembly with rod SKF OEM Upgrade Main Crank Bearings No mods required, works with stock cylinder, piston, head, and cam chain! Brand new, authorized distributor 6 month warranty for your peace of mind* BPRATV The Best Parts. The Best