When 1985-2007 yamaha v-max honda vfr800 is the example what is the engine is it?
CREATE TABLE "four_cylinder_engines" (
  "engine" text,
  "crankshaft" text,
  "ignition_timing" text,
  "graphical" text,
  "example" text
);
SELECT "engine" FROM "four_cylinder_engines" WHERE "example"='1985-2007 Yamaha V-Max Honda VFR800';