![DynoCams, 275 Grind, Tool Steel Billet GX390 Core DynoCams, 275 Grind, Tool Steel Billet GX390 Core](https://cdn11.bigcommerce.com/s-dz8cplpgcq/images/stencil/290x360/products/432131/3106411/DC_356-GX390TSB__1__33505.1716807992.jpg?c=2)
DynoCams
DynoCams, 308 Grind, Tool Steel Billet GX390 Core
This cam is easy on the valve train and has a very wide power band. This cam requires an upgraded spring package, billet rod, and billet flywheel.
Engine: 13HP Honda GX390
INTAKE
LIFT: .308
Dur @ .050": 244.2 Deg.
C/L: 108 ATDC
EXHAUST
LIFT: .308
DUR @ .050": 2446 Deg.
C/L: 108 BTDC
THIS IS A TOOL STEEL BILLET CORE.
Processed and ground by the hard working employees of DynoCams in the USA.
![](https://cdn11.bigcommerce.com/s-dz8cplpgcq/images/stencil/100x100/products/432132/3087111/DC_356-GX390TSB__1__62280.1716786034.jpg?c=2)
DynoCams, 308 Grind, Tool Steel Billet GX390 Core
This cam is easy on the valve train and has a very wide power band. This cam requires an upgraded spring package, billet rod, and billet flywheel.
Engine: 13HP Honda GX390
INTAKE
LIFT: .308
Dur @ .050": 244.2 Deg.
C/L: 108 ATDC
EXHAUST
LIFT: .308
DUR @ .050": 2446 Deg.
C/L: 108 BTDC
THIS IS A TOOL STEEL BILLET CORE.
Processed and ground by the hard working employees of DynoCams in the USA.