cutting HA valve seats

[cylinderheadnut]

anyone know what angle the valve seats are on a HA, i need to recut them after installing new guides.

[dieselgman]

We use a carbide set that uses 1 degree off of 45 (valve face angle)... I will have to go look to confirm if that is 44 or 46 but I seem to remember 46.

dieselgman