GX390 billet steel high lift rocker arms with roller tip.
Choice of rocker ratio.

Shaft mounted CNC machined roller rocker arms for GX390 engines. Manufactured by Gage Motorsports.
One of the best rocker arms available. Choice of rocker ratio.

Shaft mounted CNC machined billet steel roller rocker arms for GX390 engines. Manufactured by NR Racing.
Very strong, economical alternative to the aluminium ones. Choice of rocker ratio.

Bronze valve guides, 6.5mm stem size for GX390 engines. Sold in pairs. These guides will need honing to size.
Image coming soon