This universal kit covers most sing-le overhead cam engines twin cam. Can help to reduces repair time and prevents possible engine damage due to incorrect timing. Features: Holders clamp between the engine block or head and the back of the gear to lock it in place. Cam gear clamp is used between two adjacent gears to lock them together and eliminate movement. Use on sing-le, dual, or quad cam engines; to hold valve timing during belt replacement Made of high grade material for long service time with high strength and durability. Compact design to allow easy operation in small engine bays, convenient to carry. Suitable for timing gear diameters from 4" (101mm) to 6" (152mm) and gear spacing from 1/16" (1.6mm) to 3" (76mm). Specifications: Color: red+black Main material: plastic, metal Quantity: 5pcs Item size: Dual camclamp: 115 * 85mm / 4.53 * 3.35in Cam clamp: 70 * 30mm / 2.76 * 1.18in Package size: 185 * 115 * 55mm / 7.28 * 4.53 * 2.17in Package weight: 250g / 8.82ounces Package List: 1 * Dual Camclamp 4 * Cam Clamp