Valves

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Datsun 1200 uses traditional 8mm stem diameter poppet valves.

Stem Oil Seal

See main article: Valve Seals

Retainers

Valve Spring Retainer Keeper (Valve lock)

• Stem diameter 0.252
• 7 degree angle
• SEALED POWER Part # VK215
• BECK/ARNLEY Part # 0230045

Specifications

• Intake valve head diameter: 35 mm
• Exhaust valve head diameter: 29 mm
• Stem diameter: 8 mm
• Overall length: 103.80 mm
• Seat angle: 45 degrees
• Head style: standard
• Stem end: NG

Part Numbers

• 13201-H1000 VALVE-INTAKE [35mm]
• 13202-18000 VALVE-EXHAUST [29mm]
• 13201-H2300 VALVE-INTAKE A12GX [35mm]
• 13202-H2300 VALVE-EXHAUST A12GX [29mm]

Valve Guides

•13212-H0112 GUIDE-VALVE INTAKE $8.08 •13213-H0113 GUIDE-VALVE EXHAUST $8.25

They have a little snap ring to limit the depth inserted in into the head

Others

For other A-series valves (A14, etc) and for competition valves, see: A-series_Cylinder_Heads#Valve_sizes