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Duration: 70(280mm), Valve Lift: 11.35, Base Circle: 29.0. Please chose intake(Valve Clearance: 0.30mm) or Exhaust(Valve Clearance: 0.33mm). Need to use with Stiffer Valve Springs(238-027-003), Ti Valve Retainers(238-028-007 or 238-028-008), and Cam lob escape processing is required on your cylinder head. Parts number: 1004M-N105 Intake 1004M-N199R Exhaust

Duration: 70(280mm), Valve Lift: 10.8, Base Circle: 30.0. Please chose intake(Valve Clearance: 0.30mm) or Exhaust(Valve Clearance: 0.33mm). Need to use with Stiffer Valve Springs(238-027-002), Ti Valve Retainers(238-028-005 or 238-028-006), and Cam lob escape processing is required on your cylinder head. Parts number: 1004M-N093R Intake 1004M-N193R Exhaust

Duration: 68(272mm), Valve Lift: 11.35, Base Circle: 29.0. Please chose intake(Valve Clearance: 0.30mm) or Exhaust(Valve Clearance: 0.33mm). Need to use with Stiffer Valve Springs(238-027-003), Ti Valve Retainers(238-028-007 or 238-028-008), and Cam lob escape processing is required on your cylinder head. Parts number: 1004M-N104 Intake 1004M-N198R Exhaust

Duration: 68(272mm), Valve Lift: 10.8, Base Circle: 30.0. Please chose intake(Valve Clearance: 0.30mm) or Exhaust(Valve Clearance: 0.33mm). Need to use with Stiffer Valve Springs(238-027-002), Ti Valve Retainers(238-028-005 or 238-028-006), and Cam lob escape processing is required on your cylinder head. Parts number: 1004M-N101R Intake 1004M-N201R Exhaust

Duration: 68(272mm), Valve Lift: 10.5, Base Circle: 30.0. Please chose intake(Valve Clearance: 0.30mm) or Exhaust(Valve Clearance: 0.33mm). Need to use with Stiffer Valve Springs(238-027-002), and Cam lob escape processing is required on your cylinder head.

Duration: 68(272mm), Valve Lift: 9.7, Base Circle: 31.0. Please chose intake(Valve Clearance: 0.30mm) or Exhaust(Valve Clearance: 0.33mm). Parts number: 1004M-N097 Intake 1004M-N197 Exhaust

Duration: 66(264mm), Valve Lift: 9.7, Base Circle: 31.0. Please chose intake(Valve Clearance: 0.30mm) or Exhaust(Valve Clearance: 0.33mm). Parts number: 1004M-N095 Intake 1004M-N195 Exhaust

Duration: 68(272mm), Valve Lift: 10.5, Base Circle: 30.0. Exhaust(Valve Clearance: 0.33mm). Need to use with Stiffer Valve Springs(238-027-002), and Cam lob escape processing is required on your cylinder head.

Duration: 68(272mm), Valve Lift: 10.8, Base Circle: 30.0. Exhaust(Valve Clearance: 0.33mm). Need to use with Stiffer Valve Springs(238-027-002), Ti Valve Retainers(238-028-005 or 238-028-006), and Cam lob escape processing is required on your cylinder head.

Duration: 68(272mm), Valve Lift: 11.35, Base Circle: 29.0. Exhaust(Valve Clearance: 0.33mm). Need to use with Stiffer Valve Springs(238-027-003), Ti Valve Retainers(238-028-007 or 238-028-008), and Cam lob escape processing is required on your cylinder head.