HOTROD'S INC 4105 870189 HOT RODS STROKER CRANKSHAFT YAMAHA

• Hot Rods heavy duty drop-in stroker crankshafts
• Not only do these stroker cranks bring about a heightened level of performance and increased displacement, but they do so without costly case machining, custom cams chains or spacer plates
• All stroker crankshafts are sold complete and ready for installation with the original proven Hot Rods connecting rods, top end bearings and crankshaft webs
• Factory assembled and trued
• +4mm stroke produces 209cc with standard piston
Important: Head chamber area must be machined 2mm deeper and the engine cases will be to be bored out to accept the longer stroke crank

Manufacturer Part #: 4105

Prop 65 WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or reproductive harm. For more information go to www.P65Warnings.ca.gov.