Quick view HKS 700E The HKS 700E is a 60 HP, 4-stroke, 2 cylinder, horizontally opposed engine with dual capacitive discharge ignition (CDI). The bore is 85mm. The stroke is 60mm. The recommended time between overhaul (TBO) for the HKS 700E is 1000 hours. HKS 700E engines... MSRP: Was: Now: $12,140.00 Compare