NAPREC Intake big valve for Porsche 930/964

Car Maker: Porsche
Car Model: 930/964
This is a large intake valve for the air-cooled, horizontally opposed 6-cylinder M64 3.6-liter engine.
This intake is sold as the intake only. It is a large valve with a 50.5mm valve head diameter developed for engines with a standard 49mm valve head diameter.
By oversizing the valve head diameter by 1.5mm, it is ideal for 3.6-liter and 3.8-liter engines with 100mm and 102mm pistons.
Assembly is simple, requiring only seat cutting, without the need to replace the seat ring.

• Head diameter = 50.5mm • Stem diameter = 9mm • Total length 110mm • Cotter groove shape = standard ・Unit weight 119g

For more details, please go through the below link
NAPREC Intake big valve for Porsche 930/964