Cylinder Head 2V NCY 171cc for GY6 125cc & 150cc

NCY 61mm wear-resistant 2-valve cylinder head with a larger 27.5 intake/23.5 exhaust ports will allow your GY6 cylinder to breathe better. Works great with the NCY 171cc GY6 cylinder kit . A 10mm diameter head allows extra clearance between your wrench and the head for easy access. When changing a cylinder kit or exhaust, it's a smart idea to pick up a few extra parts , as these can easily need replacing and bring your project to a screeching halt while you wait.

NCY 61mm wear-resistant 2-valve cylinder head with larger 27.5 intake ports/23.5 exhaust ports will make your GY6 cylinder breathe better. Works great with NCY 171cc GY6 cylinder kit. A 10mm diameter head allows extra clearance between your wrench and the head for easy access. When changing a cylinder kit or exhaust, it's a smart idea to pick up a few extra parts, as these can easily need to be replaced and bring your project to a screeching halt while you wait.